Description:FORM 2

THE PATENTS ACT, 1970
(39 of 1970)
AND
The Patents Rules, 2003

COMPLETE SPECIFICATION
(Section 10 and Rule 13)

TITLE
An Air Curtain Control Device

APPLICANT
(a)Mitzvah Engg (India) Pvt Ltd.
(b) An Indian Company,
(c) Address: A7,199 SOUTHERN SIDE G T ROAD Vijaynagar Ghaziabad, Uttar Pradesh – 201001, India

PREAMBLE TO THE DESCRIPTION
The following specification describes the invention and the manner in which it is to be performed.

FIELD OF THE INVENTION 
This present invention relates to an air curtain control device. Particularly, the present invention relates to an air curtain control device used with industrial, commercial, and residential air curtain to control/operate operation of the air curtains remotely.
BACKGROUND OF THE INVENTION
Air curtains are used in various settings to create an invisible air barrier across doorways, preventing the exchange of heat, contaminants, and insects while allowing easy passage. Traditional air curtain systems rely on basic controls, often resulting in inefficient operation, either running continuously or failing to activate at optimal times. With advancements in sensor technology and automation, there is a need for a more intelligent control device that can automatically adjust the air curtain's operation based on real-time conditions, improving energy efficiency and overall performance.
US patent, publication no. US20170227244A1 disclose a method for operating an air curtain device, the method comprising: receiving input data from at least one sensor operatively associated with at least one air curtain device including receiving the sensor input data in a wireless mesh computer architecture comprising at least one control server; applying an algorithm module by the control server to determine at least one adjusted parameter for the air curtain device in response to the received sensor input data, and input data received from at least one external data Source; and, communicating the adjusted parameter to the air curtain device.
There are disadvantages associated with the conventional air curtain control devices that the conventional control devices are not able to sense indoor and outdoor temperature to control the air curtain accordingly.
Another disadvantage associated with the conventional air curtain control devices is that the conventional devices are not capable of offering advanced control systems, such that remote monitoring, real-time adaptability to change operation of the air curtain.
Another disadvantage associated with the conventional air curtain control device is that the conventional devices have manual adjustments feature to change their operating parameters which required human intervention.
OBJECTIVE OF THE INVENTION
Therefore, the objective of the present invention is to provide an air curtain control device, which obviates the disadvantages associated with the prior art.
Another object of the present invention is to provide an air curtain control device which is capable of sensing indoor and outdoor temperature to control the air curtain.
Yet another object of the present invention is to provide an air curtain control device which is capable of offering advanced control systems, such that remote monitoring, real-time adaptability to changing conditions.
Still another object of the present invention is to provide an air curtain control device which is capable to automating the adjustment of the air curtain's operational parameters, minimizing human error and enhancing overall system efficiency.
Further object of the present invention is to provide an air curtain control device which is capable to capture video, count of number of people based through air curtain and provide the same on the user device in real time.
SUMMARY OF THE INVENTION
According to the invention, there is provided an air curtain control device comprising multiple sensing units adapted to be connected with a control unit provided to received multiple parameters from the sensing units so as to control functioning of the air curtain; an internet of thing (IoT) module being provided to connect the control unit with a cloud server; a cloud server interface being provided to feed commands by an user to the control unit so as to control functioning of the air curtain as and when required.
Yet, according to the invention, the sensing units comprises, for example, at least one pair of negative temperature coefficient (NTC) sensors (11 & 12) to sense indoor and outdoor temperature; a current sensor (13) to sense power consumption by the air curtain; an infrared (IR) sensor (14) to accumulate the rate of air flow of the air curtain.
Still, according to the invention, a process for air curtain control device comprising activating control device to control operation of air curtain; receiving signals from indoor and outdoor temperature sensor, rate of air flow sensor, consumption of power supply sensor; and processing the same by the control unit; storing the processed data in a cloud store and showing the real time data and accumulated data on a user device; feeding commands by the user device to operate the air curtain at desired parameters in real time manner.
BRIEF DESCRIPTION OF THE DRAWINGS
An air curtain control device, according to a preferred embodiment of the present invention is herein described and illustrated in the accompanying drawings and examples wherein;
Figure 1, illustrates a block diagram of an air curtain control device,
Figure 2, illustrates a cloud server interface, and
Figure 3, illustrates a process flow diagram for an air curtain control device,
DETAILED DESCRIPTION OF THE INVENTION
An air curtain control device is herein described and illustrated with numerous specific details so as to provide a complete understanding of the invention. However, these specific details are exemplary details and should not be treated as the limitation to the scope of the invention. The invention may be performed with slight modifications. Throughout this specification the word “comprise” or variations such as “comprises or comprising”, will be understood to imply the inclusions of a stated element, integer or step, or group of elements, integers or steps, but not the exclusions of any other element, integer or step or group of elements, integers or steps.
Referring the drawing, particularly, figure 1, a block diagram of an air curtain control device is shown. The air curtain control device comprises multiple sensing units adapted to be connected with a control unit (10) provided to received multiple parameters from the sensing units so as to control functioning of the air curtain. An internet of thing (IoT) module (20) is provided to connect the control unit (10) with a cloud server (30). A cloud server interface (40) is provided to feed commands by a user to the control unit (10) so as to control functioning of the air curtain as and when required. A data storage provided with the cloud server (30) to store processed/recorded data to be shown on the user device through the cloud server interface (40).
In one embodiment, the control unit (10) is adapted to be installed /secured with the air curtain. Also, the control unit (10) comprises a programmable circuit board configured to process data/commands so as to operate the air curtain functioning automatically.
In other embodiment, the control unit (10) is adapted to be installed /secured with the air curtain with a unique device ID so as to process the data and shown the same with the refence of the unique device ID.
The sensing units comprises, for example, at least one pair of negative temperature coefficient (NTC) sensors (11 & 12) are place at the entry point, to sense the indoor and outdoor temperature. A current sensor (13) is secured with PCB cover plate to sense power consumption by the air curtain; an infrared (IR) sensor (14) is placed with motor of the air curtain to accumulate the rate of air flow of the air curtain.
In one embodiment, the air curtain control device further comprises a camera (15), connected with the control unit (10), configured to capture video and count the number of persons passed through barrier of air curtain.
In another embodiment, the air curtain control device further comprises an emergency switch (16), connected with the control unit, secured with the air curtain to stop operation of the air curtain in case of an emergency and/or when required.
Referring to figure 2, a cloud server interface in one embodiment is shown. The cloud server interface comprises multiple icons / taps provided to show the sensed value and feed command to change the required operation of the air curtain.
A process for air curtain control device comprises as follows, the control device is activated to control operation of air curtain. Signals from indoor and outdoor temperature sensor, rate of air flow sensor, consumption of power supply sensor are received and processed the same by the control unit. The processed data are stored in a cloud storage and shown the real time data and accumulated data on a user device through the cloud server interface. Multiple commands, for example, for ON/OFF, for adjusting flow rate of air, etc, are fed by the user device through the cloud server interface to operate the air curtain at desired parameters in real time manner.
In one embodiment, the process for air curtain control further comprises video and counting number of persons passed through barrier of air curtain are captured and stored the same on cloud storage to show the captured video and the number of the person to the user device through the cloud server interface.
During working of the air curtain control device indoor and outdoor temperature value, rate of air flow, consumption of power supply was receiving and processing the same by the control unit. Further, the processed data were stored in a cloud storage and shown the real time data and accumulated data on a user device through the cloud server interface. A command for OFF the air curtain, was fed by the user device through the cloud server interface to turn OFF air curtain from a remote place in real time.
Certain features of the invention have been described with reference to the example embodiments. However, the description is not intended to be construed in a limiting sense. Various modifications of the example embodiments as well as other embodiments of the invention, which are apparent to the persons skilled in the art to which the invention pertains, are deemed to lie within the spirit and scope of the invention. , Claims:I/WE CLAIM:
1.An air curtain control device comprising multiple sensing units adapted to be connected with a control unit (10) provided to received multiple parameters from the sensing units so as to control functioning of the air curtain; an internet of thing (IoT) module (20) being provided to connect the control unit (10) with a cloud server (30); a cloud server interface (40) being provided to feed commands by an user to the control unit (10) so as to control functioning of the air curtain as and when required.
2.The air curtain control device as claimed in claim 1, wherein the control unit (10) is adapted to be secured with the air curtain.
3.The air curtain control device as claimed in claim 1, wherein the control unit (10) comprises a programmable circuit board configured to process data/commands so as to operate the air curtain functioning automatically.
4.The air curtain control device as claimed in claim 1, wherein the sensing units comprises, for example, at least one pair of negative temperature coefficient (NTC) sensors (11 & 12) to sense indoor and outdoor temperature; a current sensor (13) to sense power consumption by the air curtain; an infrared (IR) sensor (14) to accumulate the rate of air flow of the air curtain.
5.The air curtain control device as claimed in claim 1, further comprises a camera (15) configured to capture video and count the number of persons passed through barrier of air curtain.
6.The air curtain control device as claimed in claim 1, further comprises an emergency switch (16) secured with the air curtain to stop operation of the air curtain in case of an emergency and/or when required.
7.The air curtain control device as claimed in claim 1, wherein the cloud server (30) has a storage provided to store processed data to be shown on the user device.
8.A process for air curtain control device comprising
I.Activating control device to control operation of air curtain;
II.Receiving signals from indoor and outdoor temperature sensor, rate of air flow sensor, consumption of power supply sensor; and processing the same by the control unit;
III.Storing the processed data in a cloud store and showing the real time data and accumulated data on a user device;
IV.Feeding commands by the user device to operate the air curtain at desired parameters in real time manner.
9.The process for air curtain control device as claimed in claim 9, further comprises capturing video and counting number of persons passed through barrier of air curtain; and storing the same on cloud storage to show the captured video and the number of the person to the user device.
Dated this 27th day of July, 2023.

R. P. Yadav
IN/PA – 954
of sr4ipr Partners
Applicant’s Attorneys