FORM 2
The Patent Act 1970
(39 of 1970)
&
The Patent Rules, 2005
COMPLETE SPECIFICATION (SEE SECTION 10 AND RULE 13)
TITLE OF THE INVENTION
“AN ELECTRIC INFLATABLE DEVICE FOR A VEHICLE SEAT”
APPLICANT:
TATA MOTORS LIMITED
an Indian company having its registered office
at Bombay house, 24 Homi Mody Street,
Hutatma Chowk, Mumbai 400 001,
Maharashtra, India.
The following specification particularly describes and ascertains the nature of this invention and the manner in which it is to be performed:-

FIELD OF THE INVENTION [0001] The present disclosure relates to an electric inflatable device for a vehicle seat, and more particularly relates to the electric inflatable device such an inflatable pillow embedded the vehicle seat to automatically inflate and deflate the electric inflatable device in seated position using an electric switch.
BACKGROUND [0002] The seat apparatus is an important internal body, whose role is to support the human body, so that ride comfort and easy drive operation. But in the long journey, there is the traditional seat of the car design drawbacks. In the long journey, vehicle driver needs to take pillow at back rest, due to uncomfortability, car motion, or any other medical reasons. That time either the pillow shall be purchased or is already available in the vehicle. If pillows are already there in the car and the driver doesn’t want, then it takes separate space unnecessarily. Further, while driving the vehicle, the driver cannot pick the pillow by his own and adjust at back rest. Either the driver has to stop the vehicle and then use it or he will try to use the pillow without stopping the vehicle because of which he may lose his attention from driving. Therefore, there remains a need of an electric inflatable device for a vehicle seat that can be easily accessed in the vehicle.
OBJECT OF THE INVENTION [0003] The principal object of the embodiments herein is to provide an electric inflatable device embedded in a vehicle seat to automatically inflate and deflate the electric inflatable device in seated position using an electric switch.

SUMMARY
[0004] In one aspect object is satisfied by providing an electric inflatable device for a vehicle seat. The electric inflatable device comprising an air bag comprises housed inside a front section of the seat back of the vehicle seat, a spring connected to the air bag in a compressed condition, an inflator comprising a value to generate air inside the air bag, and an electrical switch connected to the inflator to inflate and deflate the air bag. When the electrical switch is actuated the value of the inflator is connected to the air bag to generate the air inside the air bag and push the front section of the seat back in a forward direction by expanding the spring till a decompressed condition.
[0005] In an embodiment, the electric inflatable device comprises a stopper disposed between the spring and a string of the air bag to limit movements of the string at a certain distance.
[0006] In an embodiment, when the electrical switch is de-actuated the value of the inflator is disconnected to deflate the air from the air bag and pull the front section of the seat back in a backward direction by compressing the spring till the compressed condition.
[0007] In an embodiment, the electrical switch is configured to activate a plurality of electric functions to connect the value of the inflator to the air bag.
[0008] In an embodiment, the electrical switch is configured to deactivate the plurality of electric functions to disconnect the value of the inflator to the air bag.
[0009] In an embodiment, the electrical switch is provided at an adjacent position of the vehicle seat such that a seated person seated on the vehicle seat operates the electrical switch.
[0010] These and other aspects of the embodiments herein will be better appreciated and understood when considered in conjunction with the following

description and the accompanying drawings. It should be understood, however, that the following descriptions, while indicating preferred embodiments and numerous specific details thereof, are given by way of illustration and not of limitation. Many changes and modifications may be made within the scope of the embodiments herein without departing from the spirit thereof, and the embodiments herein include all such modifications.
BRIEF DESCRIPTION OF FIGURES
[0011] This connector is illustrated in the accompanying drawings, throughout which like reference letters indicate corresponding parts in the various figures. The embodiments herein will be better understood from the following description with reference to the drawings, in which:
[0012] FIGS. 1a illustrates a side view of an electric inflatable device embedded in a vehicle seat, according to an embodiment as disclosed herein.
[0013] FIGS. 1b illustrates a perspective view of the electric inflatable device embedded in the vehicle seat, according to an embodiment as disclosed herein ;
[0014] FIG. 2a illustrates the vehicle seat with the electric inflatable device in an inflated position, according to an embodiment as disclosed herein;
[0015] FIG. 2b illustrates the vehicle seat with the electric inflatable device in a deflated position, according to an embodiment as disclosed herein;
[0016] FIG. 3 is a side view of the vehicle seat illustrating inflating mechanism of the electric inflatable device, according to an embodiment as disclosed herein; and
[0017] FIG. 4 is a side view of the vehicle seat illustrating inflating mechanism of the electric de-flatable device, according to an embodiment as disclosed herein.

DETAILED DESCRIPTION
[0018] The embodiments herein and the various features and advantageous details thereof are explained more fully with reference to the non-limiting embodiments that are illustrated in the accompanying drawings and detailed in the following description. Descriptions of well-known components and processing techniques are omitted so as to not unnecessarily obscure the embodiments herein. Also, the various embodiments described herein are not necessarily mutually exclusive, as some embodiments can be combined with one or more other embodiments to form new embodiments. The term “or” as used herein, refers to a non-exclusive or, unless otherwise indicated. The examples used herein are intended merely to facilitate an understanding of ways in which the embodiments herein can be practiced and to further enable those skilled in the art to practice the embodiments herein. Accordingly, the examples should not be construed as limiting the scope of the embodiments herein.
[0019] The accompanying drawings are used to help easily understand various technical features and it should be understood that the embodiments presented herein are not limited by the accompanying drawings. As such, the present disclosure should be construed to extend to any alterations, equivalents and substitutes in addition to those which are particularly set out in the accompanying drawings. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are generally only used to distinguish one element from another.
[0020] Referring now to the drawings, and more particularly to FIGS. 1-4, there are shown preferred embodiments.
[0021] FIGS. 1a illustrates a side view of an electric inflatable device (1) embedded in a vehicle seat (2), according to an embodiment as disclosed herein.

FIGS. 1b illustrates a perspective view of the electric inflatable device embedded in the vehicle seat, according to an embodiment as disclosed herein. The electric inflatable device (1) is embedded in the back seat of the vehicle seat (2) so that the air bag (3) can be automatically inflated and deflated by the driver in seated position. The driver need not to get up or stop the car for inflating and deflating the electric inflatable device (1).
[0022] FIG. 2a illustrates the vehicle seat (2) with the electric inflatable device (1) in an inflated position, according to an embodiment as disclosed herein. The electric inflatable device (1) comprises an air bag (3) comprises housed in inside a front section (4) of a seat back of the vehicle seat (2). When the electric inflatable device (1) is inflated the front section (4) of the seat back of the vehicle seat (2) is automatically pushed forward. This automatic mechanism of inflating the electric inflatable device (1) enable the driver to easily inflate the electric inflatable device (1) based on his requirement without stopping or getting up from the vehicle seat (1).
[0023] FIG. 2b illustrates the vehicle seat (2) with the electric inflatable device (1) in a deflated position, according to an embodiment as disclosed herein. The driver can automatically deflate the electric inflatable device (1) by sitting on the vehicle seat (1). The inflating and deflating mechanism are explained in detail with respect to the FIGS. 3-4 respectively.
[0024] FIG. 3 is a side view of the vehicle seat illustrating inflating mechanism of the electric inflatable device (1), according to an embodiment as disclosed herein. The electric inflatable device (1) comprising an air bag (3), a spring (5), an inflator (6), an electrical switch (7), a stopper (8), and a string (9).
[0025] The air bag (3) comprises housed in inside the front section (4) of the seat back of the vehicle seat (2). The spring (5) is connected to the air bag

(3) in a compressed condition. The inflator (6) comprising a value to generate air inside the air bag (3). The electrical switch (7) is provided at an adjacent position of the vehicle seat (2) such that a seated person seated on the vehicle seat (2) operates the electrical switch (7). The electrical switch (7) is connected to the inflator (6) to inflate and deflate the air bag (3), the stopper (8) is disposed between the spring (5) and the string (9) of the air bag (3) to limit movements of the string at a certain distance.
[0026] When the electrical switch (7) is actuated the value of the inflator (6) is connected to the air bag (3) to generate the air inside the air bag (3) and push the front section (4) of the seat back in a forward direction by expanding the spring (5) till a decompressed condition. The electrical switch (7) is configured to activate a plurality of electric functions to connect the value of the inflator (6) to the air bag (3).
[0027] FIG. 4 is a side view of the vehicle seat (2) illustrating inflating mechanism of the electric deflatable device (1), according to an embodiment as disclosed herein. When the electrical switch (7) is de-actuated the value of the inflator (6) is disconnected to deflate the air from the air bag (3) and pull the front section (4) of the seat back in a backward direction by compressing the spring (5) till the compressed condition. The electrical switch (7) is configured to deactivate the plurality of electric functions to disconnect the value of the inflator (6) to the air bag (3).
[0028] Unlike the conventional vehicle seats, the proposed vehicle seat comprises embedded the electric inflatable device such as pillows in a shrinking position. The driver or any passenger if so desire can blow the pillow by switching on the electrical switch and can reset the pillow by switching off the

electrical switch. The proposed electric inflatable device can be embedded in the driver seat rear side passenger’s seat.
[0029] The proposed electric inflatable device provides comfort to the driver or passenger as the driver or passenger doesn’t have to adjust there seating as it provides cushioning appropriately. This provides greater workplace productivity, less distraction, more focus while driving without losing diver’s attention from the road. The proposed electric inflatable device can reduce the risk of back pain, hip pressure, etc. The electric inflatable device are designed to supports a natural curve of the human spine and provides enough depth to fully support the lower half of the human body. As the proposed electric inflatable device is embedded in the vehicle seat, no separate space is required to keep the pillows in the vehicle.
[0030] The foregoing description of the specific embodiments will so fully reveal the general nature of the embodiments herein that others can, by applying current knowledge, readily modify and/or adapt for various applications such specific embodiments without departing from the generic concept, and, therefore, such adaptations and modifications should and are intended to be comprehended within the meaning and range of equivalents of the disclosed embodiments. It is to be understood that the phraseology or terminology employed herein is for the purpose of description and not of limitation. Therefore, while the embodiments herein have been described in terms of preferred embodiments, those skilled in the art will recognize that the embodiments herein can be practiced with modification within the spirit and scope of the embodiments as described herein.

We Claim:
1. An electric inflatable device (1) for a vehicle seat (2), comprising:
an air bag (3) housed in a front section (4) of a seat back of the vehicle seat (2);
a spring (5) connected to the air bag (3) in a compressed condition;
an inflator (6) comprising a value to generate air inside the air bag (3); and
an electrical switch (7) connected to the inflator (6) to inflate and deflate the air bag (3),
wherein when the electrical switch (7) actuats the value of the inflator (6) connected to the air bag (3), thereby generating the air inside the air bag (3) and pushes the front section (4) of the seat back in a forward direction by expanding the spring (5) till a decompressed condition.
2. The electric inflatable device (1) as claimed in claim 1, comprises a stopper (8) disposed between the spring (5) and a string (9) of the air bag (3) to limit movements of the string at a certain distance.
3. The electric inflatable device (1) as claimed in claim 1, wherein when the electrical switch (7) is de-actuated the value of the inflator (6) is disconnected to deflate the air from the air bag (3) and pull the front section (4) of the seat back in a backward direction by compressing the spring (5) till the compressed condition.
4. The electric inflatable device (1) as claimed in claim 1, wherein the electrical switch (7) is configured to activate a plurality of electric functions to connect the value of the inflator (6) to the air bag (3).

5. The electric inflatable device (1) as claimed in claim 5, wherein the electrical switch (7) is configured to deactivate the plurality of electric functions to disconnect the value of the inflator (6) to the air bag (3).
6. The electric inflatable device (1) as claimed in claim 1, wherein the electrical switch (7) is provided at an adjacent position of the vehicle seat (2) such that a seated person seated on the vehicle seat (2) operates the electrical switch (7).