Description:FORM 2
THE PATENTS ACT, 1970
(39 of 1970)

AND

THE PATENTS RULES, 2003
(See Section 10; rule 13)
F
COMPLETE SPECIFICATION

A MULTIPURPOSE CONTACT HEATING GADGET

Smart City Solutions India Private Limited
Indian
KH.NO.22 26/2, 426/430, Fazilpur, Gurgaon, Haryana, 122101

The following specification particularly describes the invention and manner in which it is to be performed

FIELD OF THE INVENTION
The present invention relates to a wearable multipurpose heating gadget that provides thermal effect to a user in cold regions in a convenient manner along with ensuring safety in an environmentally friendly way.

BACKGROUND OF THE INVENTION
Climate is the long-term pattern of weather in a particular area. Weather can change every hour, every day, every month and even every year. A region’s weather patterns are usually tracked for at least 30 years, are considered its climate. Different parts of the world have different climates. Some parts of the world are hot and rainy nearly every day. They have a tropical wet climate. Others are cold and snow-covered most of the year. They have a polar climate. Such regions do not receive sun rays for 10-15 days during winter season when snow fall occurs. The temperature reaches below 0 degree centigrade as a result causes immense difficulties to people residing in such areas.
The people residing in cold areas wear warm clothes to keep themselves warm and prevent extreme cold conditions in cold regions. The warm clothes provide following benefits to the people:
Improve circulation: Warmers help to improve circulation and alleviate cold stress.
Protect against illness: Staying warm can help to prevent hypothermia and other cold-related illnesses by maintaining a stable body temperature. It can also help your body fight off viruses and infections.
Enable outdoor activities: Warm clothes allow people to enjoy outdoor activities and study nature even during the winter months. These warmers provide significant heating effect to the user in cold regions. But during nighttime when there are no sun rays the temperature falls below 0oC these warmers become insufficient to provide thermal effect to the user residing in cold regions. To provide warming effect sleeping bags are seen as an ultimate form of cold weather clothing. Especially expedition and mountaineering bags aim to provide maximal cold protection at minimal weight. To fulfill the need of providing thermal effects to the user during night-time in low temperatures regions a lot of research has been done. Some of the inventions are mentioned below.
JP6180853B2: The invention discloses a heat insulation jacket comprising a jacket body comprising a front material and a lining material, and having a pocket, and a heating element housed between the outer material and the lining material of the jacket body and generating heat by electric power supplied from a battery.
WO2022174703A1: A warm-keeping and air-permeable sleeping bag, comprising a sleeping bag body (1). An opening allowing for sweating reduction and air permeation and/or sweat towel replacement as well as a warm-keeping layer (2) and an air-permeable layer (3) that cover the opening is provided at the back position of the sleeping bag body (1); the air-permeable layer (3) is covered with the warm-keeping layer (2); the warm-keeping layer (2) and the air-permeable layer (3) are separately connected to the back position of the sleeping bag body (1) in an openable and closable manner, and the opening is opened or closed by opening or closing the warm-keeping layer and the air-permeable layer; when the back requires air permeation, the warm-keeping layer is opened; when a sweat towel needs to be replaced, the warm-keeping layer (2) and the air-permeable layer (3) are separately opened to open the opening; when warm keeping is required, the warm-keeping layer (2) and the air-permeable layer (3) are closed. The sleeping bag achieves warm keeping, heat dissipation, and sweating reduction by means of the warm-keeping layer (2) for blocking heat in the sleeping bag body (1) and the air-permeable layer (3) for air permeation, and the opening can provide a space for placing the sweat towel into the sleeping bag so as to conveniently and quickly replace the sweat towel.
The prior art JP6180853B2 discloses a device that provides heating effect to the user. The invention does not mention the infrared heating of the device. The invention does not mention heating in an efficient and environmentally friendly way. WO2022174703A1 the prior art discloses a sleeping bag which is closed and provided with sweat absorbent towel. The invention does not mention the infrared heating of the device in an efficient and environmentally friendly way. Thus, there is a need to develop a gadget that provides warming effect in versatile ways. The gadget is efficient, safe, convenient, economic and provides warming effect in an environmentally friendly way.

OBJECTS OF THE INVENTION
1. The objective of the present invention is to provide consistent thermal effect to the user that aids in maintaining optimum body temperature in cold regions.
2. Yet another objective of the present invention is to enable user(s) in cold regions to perform their tasks more efficiently.
3. Yet another objective of the present invention is to provide thermal effect to the legs and lower back, improving comfort in cold environments.
4. Yet another objective of the present invention is to prevent cold related ailments in snow clad regions
5. Yet another objective of the present invention is to maximize battery life, ensuring prolonged use in open areas.
6. Yet another objective of the present invention is to maintain optimum temperature at +38°C to prevent overheating.
7. Yet another objective of the present invention is to provide a portable, lightweight device that provides thermal effect.
8. Yet another objective of the present invention is to provide a heating device portable that works for more than 15 hours.

SUMMARY OF THE INVENTION
Within the scope of this application, it is expressly envisaged that the various aspects, embodiments, examples and alternatives set out in the preceding paragraphs, in the claims and/or in the following description and drawings, and in particular the individual features thereof, may be taken independently or in any combination. Features described in connection with one embodiment are applicable to all embodiments, unless such features are incompatible.
The present invention relates to a multipurpose contact heating gadget that provides warming by contact heating, the gadget ensures user safety and convenience along with providing warming effect in an economic way.
In an aspect of the present invention a multipurpose contact heating gadget comprises multiple thick film(s) that provide thermal effect by contact heating, a hot plate(s)heats up to transmit heat to provide warmth by contact heating, a reflector reflects radiations towards said body to be heated, an insulator provides thermal insulation of heat produced by the hot plate(s)and restrict the transfer of the thermal effect across the insulator, a battery provides a power supply to heat up the hot plate(s), a thermostat ensures that the temperature does not rise above a predetermined range by discontinuing power supply from the battery to the hot plate(s)to provide thermal effect by contact heating.
In another aspect of the present invention the reflector is preferably aluminum foil which ensures thermal effect is not transmitted to the other side of the gadget, the thick film has a lamination of poly vinyl chloride, the lamination withstands a temperature up to 100OC, the battery is preferably lithium battery and lead acid battery, the gadget is jacket, sleeping bag, pillow, vehicle seat, vehicle back, heating pad, battery blanket, heating plate, heating pipe, heating equipment, heating edibles, heating liquid, heating for pain relief, thermos, heat pack for short as well as long duration of time as per the requirements of the user, the thick film includes fabric, flexible galvanized iron material including steel, stainless steel, poly vinyl chloride coated steel, the insulator is flexible and preferably polyurethane foam foil, the gadget weight is below 100gm, the gadget is flexible and half foldable, the gadget operates on fixed direct current supply voltage including 5V and 12V.
Within the scope of this application, it is expressly envisaged that the various aspects, embodiments, examples and alternatives set out in the preceding paragraphs, in the claims and/or in the following description and drawings, and in particular the individual features thereof, may be taken independently or in any combination. Features described in connection with one embodiment are applicable to all embodiments, unless such features are incompatible.
Various objects, features, aspects and advantages of the inventive subject matter will become more apparent from the following detailed description of preferred embodiments, along with the accompanying drawing figures in which like numerals represent like components.

BRIEF DESCRIPTION OF DRAWINGS
The illustrated embodiments of the subject matter will be understood by reference to the drawings, wherein like parts are designated by like numerals throughout. The following description is intended only by way of example, and simply illustrates certain selected embodiments of devices, systems, and methods that are consistent with the subject matter of present invention.
Figure 1: Shows a cross-sectional view of the multipurpose contact heating gadget
Figure 2: Shows various views of a heating jacket in one of the embodiments of the present invention.
a) Back view of the heating jacket
b) Front view of the heating jacket
c) Exploded view of the heating jacket
Figure 3: Shows a heating jacket worn by a user in one of the embodiments of the present invention.
a) Back view of the heating jacket worn by the user
b) Front view of the heating jacket worn by the user
Figure 4: Shows a sleeping bag in one of the embodiments of the present invention.
a) Folded sleeping bag having heating side in front
b) Folded sleeping bag having heating side in back
c) Open sleeping bag having heating side in top
Figure 5: Isometric view of battery blanket in one of the embodiments of the present invention.

DETAILED DESCRIPTION OF THE INVENTION
The following is a detailed description of embodiments of the disclosure depicted in the accompanying drawings. The embodiments are in such detail as to clearly communicate the disclosure. However, the amount of detail offered is not intended to limit the anticipated variations of embodiments. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit, and scope of the present disclosure as defined by the appended claims.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of embodiments of the present invention. It will be apparent to one skilled in the art that embodiments of the present invention may be practiced without some of these specific details. Embodiments of this disclosure relates to the field of speech analysis and, more specifically, to systems and methods for enactment of visual speech using neural network. Also addresses challenges related to background noise, voice denoising, lip movements, and spectrogram processing, resulting in improved speech quality and intelligibility in various visual settings.
If the specification states a component or feature “may”, “can”, “could”, or “might” be included or have a characteristic, that particular component or feature is not required to be included or have the characteristic.
As used in the description herein and throughout the claims that follow, the meaning of “a,” “an,” and “the” includes plural reference unless the context clearly dictates otherwise. Also, as used in the description herein, the meaning of “in” includes “in” and “on” unless the context clearly dictates otherwise.
As used herein, the word “thermostat” describes a device that maintains the desired temperature. It is based on the principle of thermal expansion; the matter expands when heated and contracts when cooled. A thermostat works by comparing the actual temperature to a set temperature and then turning on or off the heating or cooling system to maintain the desired temperature.
As used herein, the word “Infrared (IR) heating” is a method of heating that uses electromagnetic radiation to generate heat in exposed materials. IR heating is a basic form of heating that's similar to the warmth from the sun.
As used herein, the word “Ingress Protection (IP)” refers to the protection that an electrical component has against external elements, such as dust or water.
As used herein, the word “contact heating” describes a type of heat transfer that happens when two surfaces touch and exchange heat energy. This process is known as conduction, and it's one of the most efficient ways to transfer heat.
As used herein, the word “Polyurethane foam foil” describes a material which combines the thermal insulation properties of polyurethane foam with the reflective and insulating properties of aluminum foil. Polyurethane foam is a dense foam which is made up of closed cells that trap dry air, which insulates well. It can also act as a barrier to air and moisture and can replace house wrap when used as exterior insulation. Aluminum foil reflects and isolates heat, and also shields against vibration and noise.
The present invention relates to a multipurpose contact heating gadget that provides warmth to the body in contact with it. The heating gadget provides efficient utilization of heat in variety of applications in an environmentally friendly manner.
The present invention works on the principle of contact heating in various applications including heating jacket, sleeping bag, pillow, vehicle seat, vehicle back, heating pad, battery blanket, heating plate, heating pipe, heating equipment, heating edibles, heating liquid, heating for pain relief, thermos, heat pack for short as well as long duration of time as per the requirements of the user. Contact heating can work in a few ways, including:
• Radiation
• Conduction: In conduction heating heat is transferred from one heated molecule to another, or between substances in direct contact. The rate of heat conduction is affected by the temperature gradient, with higher temperatures resulting in faster conduction.
• Convection: A heating element heats the air in contact with it, which then rises due to buoyancy. This creates a convection current of hot air that heats the surrounding space, cools, and then repeats the cycle.
• Electric current: When an electric current flows through a conductor, such as the heating element in an electric heater, the resistance converts electrical energy into heat energy.
In an embodiment of the present invention the gadget is direct current 5 Volt 12 watt and direct current 2 ×5 Volt 12 watt. When the gadget is used as a heating jacket jacket in extreme cold conditions including high altitude areas. The gadget ensures that it meets the required standards for comfort, safety, and functionality for the wellness of our defense personals, civilians, animals living in cold. The gadget of the present invention ensures the safety of the user and the object which is heated to prevent the hazards. Safety is ensured by installing a thermostat in the gadget.
How a thermostat works:
A thermostat is a link in the chain that controls the temperature of a space, with a temperature sensor on one end and a heating or cooling device on the other. When the temperature is different from the set temperature, the thermostat turns on the heating or cooling system. When the desired temperature is reached, the thermostat turns the system off. There are many types of thermostats, including wireless, battery-operated, and programmable thermostats. Smart thermostats can learn and adapt to a person’s routine. The thermostat installed is based on the requirements of the user.
In an embodiment of the present invention the gadget is used as a sleeping bag in extreme cold conditions / high altitude regions, ensuring it meets the required standards for comfort, safety, and functionality. To be used as a mattress for sleeping on any surface as per operational requirements and multipurpose foldable mattress / pillow. The gadget exhibits exceptional energy efficiency and operational capability. The gadget consumes much less energy and converts 96% of energy into heat, making it an efficient body heating gadget / sleeping bag over the commercially available products.
The present invention exhibits long operational time. The gadget is equipped with a 20000 mAh battery 5, the gadget is suitable for humans, animals, particularly civilians and defense personals residing in cold regions to provide them with warmth for over 10 hours. The gadget is suitable for freezing temperature below 0OC when the security personnel perform the duties in extreme cold temperatures for 24x7. The gadget is portable i.e. easy to carry & lightweight. It is designed for portability and ease of use in various conditions as a multipurpose gadget.
In an embodiment of the present invention the heat distribution in the heating jacket takes place to maintain consistent warmth and ensure blood circulation, keeping all body parts warm. In an embodiment of the present invention, the sleeping bag maintain consistent warmth and ensure blood circulation. The gadget is also used as a mattress for sleeping and also as a multipurpose foldable mattress / cushion while travelling, resting etc in extreme cold temperatures to provide heating to specific body parts.
In an embodiment of the present invention the parameters tested for the gadget includes consistency of warmth across the entire body, specific areas of human body are checked for the feeling of comfort and warmth, warmth is felt at chest, back, arms, and legs. While performing the assessment of the performance of the gadget special attention is given to areas covered by a winter jacket. The results include: an average temperature recorded at various body parts of human and animal, observation of blood circulation and heat distribution was also performed. The areas where heat distribution was insufficient or excessive were also analyzed. The results showed a moderate heat distribution across the body as a result of contact heating by the gadget.
In order to determine the positioning and compatibility of the body with heating jackets, it is essential that the gadget remains close to the body, even when worn under a winter jacket or bulletproof jacket. Thus, the parameters tested include fit and comfort when worn under different types of jackets, stability and position of the gadget during movement, compatibility with bulletproof jackets. The performance of the gadget is assessed as of how well the gadget stays in place / how well the sleeping bag functions. Feedback from the user is noted regarding the comfort and ease of movement, any issues with layering or interference with other gear.
In an embodiment of the present invention an automatic thermostat control maintains a comfortable temperature, preventing overheating and maintaining an optimal temperature range. Various parameters are tested to verify the functioning of the thermostat including - maximum temperature reached (not exceeding +38°C), functionality of the auto-cut feature at 38°C, maintenance of an average temperature around +36.6°C (human body temperature). The results observed are: highest temperature recorded, effectiveness of the auto-cut function, comfort level as reported by test participants, battery 5 life under different temperature settings.
In an embodiment of the present invention the comfort and overall user experience ensuring the heating jacket / sleeping bag provides a comfortable warmth without causing discomfort or excessive heat. The parameters tested includes: overall warmth and comfort during prolonged use, user feedback on temperature regulation, relaxing body pain, duration of effective warmth provided by the heating jacket / sleeping bag, ffunctionality of using the gadget in multiple ways. Example: as a pillow while travelling, vehicle seat, vehicle back, heating pad, battery blanket, heating plate, heating pipe, heating equipment, heating edibles, heating liquid, heating for pain relief, thermos, heat pack.
In an embodiment of the present invention is to ensure safety and durability of the gadget. The gadget is safe for prolonged use in extreme conditions and durable enough to withstand harsh environments. The gadget exhibits no fire hazard, resistance to extreme cold and moisture, durability of materials and components, functionality of safety features (e.g., auto-cut, power bank insulation).
In an embodiment of the present invention to maximize heat generation with minimal energy consumption, utilizing hybrid energy sources such as solar, wind turbines, and batteries. The gadget is utilized for human, animal, and bird heating in extreme cold regions. The gadget is designed for use in extreme conditions such as the open sky at -40°C. Ideal for personnel working in Siachen Glacier, high altitude areas (HAA), driving vehicles not equipped with heaters, security personnel, construction workers, winter sports enthusiasts, trekkers, and many more.
In an embodiment of the present invention the gadget's direct contact with the body helps improve blood circulation, keeping the entire body warm. The gadget is used for warming water, warming milk, and food. Heat can be efficiently transferred to liquids or food, which can then be insulated with a box or cloth to retain warmth. The gadget’s equipment warming includes keeping batteries, devices, telecommunication equipment, radar, arms, and ammunition warm in extreme conditions.
In an embodiment of the present invention the technology includes Infrared DC Heater technology which provides heat through infrared radiation, ensuring that over 90% of the energy is converted to heat upon contact with objects. The gadget is IP67 to IP54 rated, ensuring maximum safety in various environments. The hot plate 2 is constructed with laminated special PVC material for durability and efficient heat transfer. The DC supply options include fixed DC supply voltages, primarily 5V, 12V, and 24V. The 5V power consumption options are 12W, 20W, 40W, 50W, and 70W. The power consumption varies based on Ohm resistance tailored to specific product requirements for maintaining desired heat and temperature.
The specifications of a 15-watt gadget of the present invention are mentioned below
Model 15-watt 5 Volt (DC) inbuilt Auto Cut +50OC. 5 V-DC
Installed power USB Mobile / Power Bank 2 x 12 Watt
Space heating area at a height of up to 2 meters Up to 1SqM.
For the off season Up To 2 SqM.
Heat transfer surface area as per Contact 0,5 SqM .
Product dimensions, (w* h *d) 2000*700*16 ??.
Packing dimensions (w* h *d) 2100*1000*40??.
Weight up to 250 g.
Cord length with USB 2x 0,5?.
Supply voltage Mobile or Power Bank 2x 5 Volt (Mobile Adopter)
Surface heating temperature Up to +38OC
Exit to operating mode 2-4 Min.
Heat flux, W. per sq ft. up to 10 W.
Heating element Film Radiant electric heater
Efficiency 90-96%,
Protection class IP-54, IT 67
Frame Cloth /synthetic cloth
Case feature One sided heating of the body is observed. This heat is circulated via blood.
Installation method Dual Contact Heating
Heating method, infrared radiation 8.3 microns, and convection, two convection chambers
Purpose for heating any type Phy. Substance / Body / Animal/ Plant
Lifetime More than 1 Year.

In an embodiment of the present invention the heating device is utilized as a heating pillow. Heating pillows are used in cold regions where the pillows are used specifically to provide thermal effect to a user sitting inside a vehicle. The heated pillow(s) are also used to provide thermal effect when a user is sitting outside the closed area in cold regions.
In an embodiment of the present invention the multipurpose contact heating gadget comprises multiple thick film(s) 1, the film(s) 1 are associated with a body to be heated. The body to be heated includes a human, an animal, living thing, object, appliance, machine. The gadget is gadget is jacket, sleeping bag, pillow, vehicle seat, vehicle back, heating pad, battery blanket, heating plate, heating pipe, heating equipment, heating edibles, heating liquid, heating for pain relief, thermos, heat pack for short as well as long duration of time as per the requirements of the user.
The gadget is heated to provide thermal effect by contact heating. The gadget is heated by multiple hot plate(s) 2 sandwiched between the multiple of thick film(s) 1, the hot plate(s) 2 heats up to transmit heat to provide warmth by contact heating. The thick film(s) 1 includes fabric, flexible galvanized iron material including steel, stainless steel, poly vinyl chloride coated steel. Thick film(s) 1 has a lamination of poly vinyl chloride preferably high strength polyvinyl chloride, plasticized poly vinyl chloride, higher chlorine poly vinyl chloride. The lamination withstands a temperature up to 100OC.
A reflector 3 attached at one side of the hot plate(s) 2, wherein the reflector 3 reflects radiation towards the body to be heated. An insulator 4 attached with the reflector 3 on one side and the thick film 1 on another side, the insulator 4 functions in providing thermal insulation of heat produced by the hot plate(s) 2 and restricts the transfer of the thermal effect across the insulator 4. A battery 5 associated with the hot plate(s) 2 provides a power supply to heat up the hot plate(s) 2. The battery 5 is preferably lithium battery and lead acid battery. The specifications of a 70-watt gadget of the present invention are mentioned below:
Model 70-watt 24 Volt (DC) inbuilt Auto Cut 60 Volt – direct current Gadget
Installed power USB Mobile / Power Bank 60 Watt
Space heating area at a height of up to 1 meter Up to 1.5 SqM.
For the off season Up To 3 SqM.
Heat transfer surface area as per Contact 2 SQM.
Product dimensions, (w* h *d) 160*50*4 ??.
Packing dimensions (w* h *d) 180*60*15??.
Weight up to 100 g.
Cord length with USB 0,5?.
supply voltage Mobile or Power Bank 12/24 Volt
Surface heating temperature Up to +85
Exit to operating mode 4-5 Min.
Heat flux, W. per sq ft. up to 50 W.
Heating element Film radiant electric heater
Efficiency 90-96%,
Protection class IP-67 / IP 54
Frame Cloth Soft , PVC (protection class IP-54), white colour
Case feature Four-sided heating of the plates generates twice as much heat as similar heaters of the same power.
Installation method Contact Heating
heating method, infrared radiation 8.3 microns, and convection, two convection chambers
Purpose for heating any type Phy. Substance / Body / Animal/ Plant/ Food water keep warm, Battery LiPh, Led Acid, Tele device
Lifetime More then 5 Year .

In an embodiment of the present invention the gadget heats up to 0.1 m3 insulated box for electronic or radio devices. The gadget functions with solar panel, power bank, battery 5, power socket of a vehicle which is 12 Volt. The gadget of the present invention functions from 40 watts to 60 watts. The gadget uses 12 Volt and 24 Volt which is 0.5 m3. The gadget of the present invention functions on 10 watts to 30 watts. The gadget uses 12 Volt and 24 Volt voltage supply. The gadget functions 24 x 7 in cold regions. The gadget utilizes all types of batteries (lithium, methanol, dry lead acid) & provide warmth to several communication devices
A thermostat is associated with the hot plate(s) 2. The thermostat ensures that the temperature does not rise above a predetermined range by discontinuing power supply from the battery 5 to the hot plate(s) 2 to provide thermal effect by contact heating. The temperature range is determined based on the requirement of the user. Example: In the case of a warmer jacket and sleeping bag the temperature in the thermostat is set at 38OC. In an embodiment of the present invention, when the gadget is used to warm a liquid, machine, edibles the temperature is set in the range of 35OC to 85OC as per the requirements of the gadget.
In an embodiment of the present invention the gadget functions as following: a power supply is provided to the multipurpose contact heating gadget, multiple hot plate(s) 2 of heating gadget are heated, the hot plate(s) 2 heat up to emit infrared radiations, warming of a reflector 3 as a result of the heated hot plate(s) 2, the warm reflector 3 reflects radiations in a direction where warming effect is required. The reflector 3 is preferably aluminum foil which ensures thermal effect is not transmitted to the other side of the gadget. Heat generated by the hot plate(s) 2 is insulated, heat insulation / thermal insulation is provided by an insulator 4 that restricts transfer of heat across the insulator 4. The insulator 4 is flexible and preferably polyurethane foam foil. The heating of hot plate(s) 2 generates contact heating via a plurality of thick film(s) 1 in the body attached with the gadget. A thermostat maintains an optimum temperature by a thermostat as per a pre-determined requirement of the user.
As contact heating is provided, the body placed in contact with the gadget gets heated which results in increasing the temperature of the body in cold regions. As the temperature of the gadget reaches a desired temperature, the thermostat functions to discontinue the power supply from battery 5 to the hot plate 2, thus switching off the gadget and ensuring safety of the user. The gadget’s weight is below 300gm, the gadget of the present invention is flexible and half foldable. The gadget operates on fixed direct current supply voltage including 5V and 12V. The gadget converts 96% of energy into heat.
EXAMPLES
1. Heating jacket
The heating jacket as disclosed in figure 2 and 3 of the present invention is designed specifically to enhance comfort and performance in extreme cold environments. In order to effectively use the heating jacket to ensure optimal performance and longevity it must be worn and adjusted in an appropriate manner.
a) Adjusting the heating jacket: The heating jacket is designed to make it adjustable and can fit various body sizes. The adjustment feature is used to ensure a snug and comfortable fit.
b) Wearing the heating jacket: Wear the heating jacket under a jacket, bulletproof jacket, or any other tight-fitting jacket to maximize its effectiveness and stop rapid drainage of battery. Ensure that the heating jacket of the present invention is securely in place and not shifting around.
c) Installing the power bank: Locate the designated pocket for the power bank on the heating jacket. Place the power bank in the insulated pocket to prevent it from coming into direct contact with cold temperatures, which could lead to faster battery 5 drainage. Ensure the power bank is securely positioned within the pocket. The power bank can be conveniently stored in insulated side pockets or jackets inside pockets, optimizing battery 5 performance and preventing rapid drainage.
d) Operating the Heating jacket: Turn on the heating jacket using the designated switch or control. Monitor the battery 5 level via the visible battery indication on the power bank. Aim for a full charge and well insulated power bank position to achieve 12-15 hours of continuous warmth. The heating jacket features an automatic cut-off function that activates when the temperature reaches approximately 38°C. This helps to conserve the power bank's energy, extending its operational time.
e) Safety Precautions: Always check the power bank's charge level before use. Do not expose the gadget to extreme cold or damp conditions which can cause rapid drainage of battery 5. Do not expose the power bank to extreme cold or damp conditions outside of the insulated pocket.
Key Features of the heating jacket includes:
• Auto Cut Function: This feature significantly extends the power bank's operational time by automatically cutting off the heating jacket when it reaches a temperature of near 38°C. This conserves energy and ensures prolonged use (12-15 hours).
• Adjustable Design: The heating jacket of the present invention is designed to fit all body sizes and is meant to be worn inside a jacket. The power bank can be conveniently stored in insulated side pockets or jacket pockets, optimizing battery 5 performance and preventing rapid drainage.
• Enhanced Comfort: By maintaining a consistent and safe temperature, the warmer ensures that security personnel can remain focused on their duties without being hindered by the cold.
• Durability and Portability: Built to withstand harsh conditions and easy to carry, making the present invention an ideal companion for security personnel in the field.
Significance of heating jacket in cold regions:
The heating jacket of the present invention provides essential warmth for security personnel during combat operations in extreme cold environments. It keeps security personnel warm while operating tanks in open, freezing conditions.
The heating jacket ensures continuous warmth for security personnel on long guard duty shifts. It is beneficial for security personnel on patrol missions in high-altitude and cold regions. It is ideal for security personnel stationed in remote, high-altitude areas with harsh weather conditions. The heating jacket provides reliable warmth for security personnel during missions in snow-covered terrains and arctic climates. It provides necessary warmth during outdoor training exercises in cold weather. It is useful for security personnel involved in rescue and emergency operations in cold environments.
2. Sleeping bag
The sleeping bag / foldable mat as disclosed in figure 4 of the present invention is designed for maximum comfort and warmth in extreme cold environments. Appropriate usage of the sleeping bag ensures optimal performance and longevity.
The sleeping bag is equipped with two heating zones: one for the legs and other for the lower back. The heating zones are designed as soft pillows, which can also be used separately from the mat. The pillows are equipped with a belt clip for versatile use. The steps for the operation of sleeping bag includes:
a) Setting up the bag: Unfold the bag and lay it out on a flat surface. Position the heating zones (pillow areas) under your legs and lower back for optimal warmth.
b) Using the heating pillows separately: The pillows can be detached from the mat and used individually. Attach the belt clip to secure the pillow to a chair, car seat, or other seating surfaces.
c) Powering the bag: Connect the mat and pillows to a portable battery 5 using the provided USB cable. Ensure the battery 5 is fully charged for maximum operating time. The operating time of one pillow is at least 15 hours with a 20 Amp-hour battery 5, and the mat with two pillows operates for at least 7hours.
d) Temperature control: A thermostat with an automatic cut-off at near +38°C ensures safety and prevents overheating.
e) Safety Precautions: Always monitor the battery 5 level and ensure it is adequately charged. Avoid exposing the heating elements to moisture.

Significance of sleeping bag in cold regions:
The sleeping bag of the present invention provides essential warmth for security personnel guarding the national border during combat operations in extreme cold environments while blending with the surroundings to avoid detection. It keeps security personnel warm while operating tanks in open, freezing conditions, ensuring comfort and efficiency during long missions.
Sleeping bags ensure continuous warmth for security personnel on long guard duty shifts, particularly in desert environments where temperatures can drop significantly at night. It is beneficial for security personnel on patrol missions in forested, high-altitude, or cold regions, providing warmth and camouflage. The camouflage provided is of various colors including olive drab, desert tan, forest green and other colors exhibiting camouflage. It is ideal for security personnel stationed in remote, high-altitude areas with harsh weather conditions. The sleeping bag provides reliable warmth for security personnel during missions in snow-covered terrains and arctic climates. It provides necessary warmth during outdoor training exercises in cold weather. It is useful for security personnel involved in rescue and emergency operations in cold environments.
3.Battery blanket
In another embodiment of the present invention the gadget is used as a battery blanket as disclosed in figure 5. In high altitude regions the reduced air density makes it harder for the battery to dissipate heat, potentially causing battery to become too cold and significantly impacting its performance, leading to reduced power output and faster depletion; essentially, the colder temperatures at high altitudes hinder the chemical reactions within the battery, requiring external heating to maintain optimal functionality. In high altitude regions the functioning of the battery gets affected due to following reasons:
• Lower air density: As altitude increases, the air becomes thinner, meaning there are fewer air molecules to carry heat away from the battery, leading to less efficient cooling.
• Impact on battery chemistry: Chemical reactions within a battery are temperature-dependent, and colder temperatures slow down these reactions, resulting in reduced power output.
• Potential for damage: Extreme cold can also damage battery components and shorten their lifespan.
Thus, to increase the life of the battery and to allow efficient, uninterrupted working of batteries in high altitude regions the battery blanket as shown in figure 5 is used. The battery blanket is covered to provide warmth to the batteries and aids in increasing the life of the battery.
While the foregoing describes various embodiments of the invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof. The scope of the invention is determined by the claims that follow. The invention is not limited to the described embodiments, versions or examples, which are comprised to enable a person having ordinary skill in the art to make and use the invention when combined with information and knowledge available to the person having ordinary skill in the art.
ADVANTAGES OF THE INVENTION
1. The present invention provides consistent warmth that aids in maintaining the optimal body temperature in freezing conditions.
2. The present invention increases operational efficiency by providing consistent warmth to the body in contact with the gadget.
3. The present invention enhances safety by preventing cold-related injuries in humans and animals.
4. The present invention aids in conservation of energy by maximizing battery life, ensuring prolonged use in cold areas.
5. The present invention gives enhanced comfort to the user as it provides warmth to the legs and lower back, improving comfort in cold environments.
6. The present invention exhibits multiple functions. The heating pillows can be used separately as heated seats, ideal for use in vehicles or outdoor seating.
7. The present invention exhibits long operating time. The mat with two pillows offers up to 7 hours of continuous warmth from a single battery charge, and individual pillows can run for at least 15 hours.
8. The present invention is equipped with a thermostat and automatic cut-off based on the requirement of the user to prevent overheating.
9. The present invention is portable and light weight approximately 300 g and powered by a portable battery via a USB cable.

, Claims:CLAIMS
I/We Claim:
1. A multipurpose contact heating gadget comprises:

i) A plurality of thick film(s) 1 wherein, said film(s) 1 are associated with a body to provide thermal effect by contact heating;
i) A plurality of hot plate(s) 2 sandwiched between said plurality of thick film(s) 1 wherein, said hot plate(s) 2 heats up to transmit heat to provide warmth by contact heating;
ii) A reflector 3 attached at one side of the said hot plate(s) 2, wherein said reflector 3 reflects radiations towards said body to be heated;
iii) An insulator 4 attached with said reflector 3 on one side and said thick film(s) 1 on another side wherein, said insulator 4 provides thermal insulation of heat produced by said hot plate(s) 2 and restrict the transfer of said thermal effect across said insulator 4;
iv) A battery 5 associated with said hot plate(s) 2 wherein, said battery 5 provides a power supply to heat up said hot plate(s) 2; and
v) A thermostat associated with said hot plate(s) 2 wherein, said thermostat ensures that the temperature does not rise above a predetermined range by discontinuing power supply from said battery 5 to said hot plate(s) 2 to provide thermal effect by contact heating.
2. The multipurpose contact heating gadget as claimed in claim 1 wherein, said reflector 3 is preferably aluminum foil which ensures thermal effect is not transmitted to the other side of said gadget.
3. The multipurpose contact heating gadget as claimed in claim 1 wherein, said thick film(s) 1 has a lamination of poly vinyl chloride preferably high strength polyvinyl chloride, plasticized poly vinyl chloride, higher chlorine poly vinyl chloride.
4. The multipurpose contact heating gadget as claimed in claim 1 and 3 wherein, said lamination withstand a temperature up to 100OC.
5. The multipurpose contact heating gadget as claimed in claim 1 wherein, said battery 5 is preferably lithium battery and lead acid battery.
6. The multipurpose contact heating gadget as claimed in claim 1 wherein, said gadget is jacket, sleeping bag, pillow, vehicle seat, vehicle back, heating pad, battery blanket, heating plate, heating pipe, heating equipment, heating edibles, heating liquid, heating for pain relief, thermos, heat pack for short as well as long duration of time as per the requirements of the user.
7. The multipurpose contact heating gadget as claimed in claim 1 wherein, said thick film(s) 1 includes fabric, flexible galvanized iron material including steel, stainless steel, poly vinyl chloride coated steel.
8. The multipurpose contact heating gadget as claimed in claim 1 wherein, said insulator 4 is flexible and preferably polyurethane foam foil.
9. The multipurpose contact heating gadget as claimed in claim 1 wherein, said gadget weight is below 300gm, said gadget is flexible and half foldable.
10. The multipurpose contact heating gadget as claimed in claim 1 wherein, said gadget operates on fixed direct current supply voltage including 5V and 12V.
11. The multipurpose contact heating gadget as claimed in claim 1 wherein said gadget converts 96% of energy into heat.
12. The method to operate a heating gadget comprises:
i) Providing the power supply to the multipurpose contact heating gadget;
ii) Heating of plurality of hot plate(s) 2 of heating gadget wherein said hot plate(s) 2 heat up to emit infrared radiations;
iii) Warming of a reflector 3 resulting from said heated hot plate(s) 2, said warm reflector 3 reflects radiations in a direction where warming effect is required;
iv) Insulating said heat generated by said hot plate(s) 2 wherein, said heat insulation / thermal insulation is provided by an insulator 4 to restrict transfer of heat across said insulator 4;
v) Generating contact heating via a plurality of thick film(s) 1 in the body attached due to heating of said hot plate(s) 2;
vi) Maintaining an optimum temperature by a thermostat as per a pre-determined requirement of a user;
vii) Heating a body in the surrounding via contact heating wherein, said heating results in increasing the temperature of said body in cold regions; and
viii) Discontinuing power supply from battery 5 via thermostat automatically upon reaching optimum required temperature.

Dated 9th September 2024