Device for heating car seat

 

The invention relates to means for increasing comfort for passenger vehicles, in particular to a device for heating the vehicle seat. The inventive device for heating the vehicle seat, consisting of a backrest and cushion, contains connected via the power supply control unit, the plug and socket of the cigarette lighter on the dashboard of the car with the power supply system of the vehicle, resistive heating elements mounted in the lining of insulating material. Pads are equipped with a three-layer sheath of flexible material with elements of its mounting on the seat, made in the form of elastic straps. The shell is made in the form of sewn around the perimeter of the trapezoid layers. The middle layer provided with pockets for the placement of the heating elements. In a single layer shell made the cut. The technical result - the ability to assemble the device in the premises are not equipped with special equipment. 3 C.p. f-crystals, 8 ill.

The invention relates to means for increasing comfort for passenger vehicles, and, in particular, to devices for heating the vehicle seat.

config with the power supply system of the car resistive heating element, built in the shell of flexible material attached to the strap for fastening the shell to the back of the seat cover in position its side and the back surface (see open an application Germany N 2203678, class B 60 N 1/00, 1975).

However, the known device has the drawback: there is insufficient reliable fastening on the seat, because the belt is stretched during operation, which will lead to slipping of the heating element in the shell with the seat back. In addition, frequent slipping of the shell is inevitable, and because its lower part, freely lying on the seat cushion is not fixed on the seat, and when standing up driver's seat, will inevitably happen slipping this part of the shell with the seat cushion and at the same time the entire shell with the heating element from the seat.

It is also known a device for heating car seat, consisting of a backrest and cushion, having a work supporting surface for the body, containing at least one connected in the working position with the power supply system of the car resistive heating element, mounted in the cover plate of insulating material, designed to overlay upoming this shell pickguard, at least one of which is executed in the main belt of elastic material, are attached the ends to the said shell and covering in the working position side and the rear surface of the backrest (see U.S. patent N 2731542, CL 219-217, 1955).

This solution is the closest to the claimed technical essence and the achieved result.

However, the known device has the disadvantage that its design necessitates its Assembly in the room with special equipment, in particular devices for closing built in the pad of the heating element in a flexible sheath and sewing specified sheath to the belt and the cover seat device for the manufacture of special fastening elements for each seat.

The invention is directed to the achievement of the technical result: enabling Assembly of the device indoors without special equipment, while ensuring the suitability of the device for different types of seats and the reliability of its mounting on the seat.

This technical result is achieved in that the device for heating the vehicle seat, with the re one connected in the working position with the power supply system of the car resistive heating element, mounted in the cover plate of insulating material designed for overlay on said working surface of the seat and provided with a sheath of flexible material with fasteners on the seat of this shell with a lining of at least one of which is executed in the main belt of elastic material, are attached the ends to the said shell and covering in the working position side and the back surface of the seat shell made of three-layer, in the form of bonded around the perimeter of three layers of shell elements with in the plan views of flat geometric shapes, and the middle layer provided with at least one pocket for accommodating mentioned heating element, as mentioned, the shell is equipped with a hole for insertion inside the heating element installed in said plate, so that the device contains at least two additional fastening element on the seat shell pickguard, made in the form of two straps of elastic material, which in the working position of at least the top and rear surface of the backrest, and these belts one ends fixedly mounted in the upper part of the casing, while the lower one is the Institute covers the side and back of the seat surface in the zone of junction of the backrest and cushion, the fact that within the said shell, between its rear, adjacent to the backrest and the seat cushion layer, and middle layer is placed at least one plate of foam, as well as the fact that the width of the inlet of the mentioned pocket less than the width of the pocket and lining.

Thanks to this performance devices it can be installed on the car seats of different types and sizes and can be assembled indoors without special accessories only using manual operations, the main of which-operations for laying in the above-mentioned pockets lining with heating elements and placement inside the shell of two plates of polyethylene. While this plate lying above the seat cushion provides not only the stiffness, crease resistance of the lower part of the device, but also as the top, similar to the plate increases the heat output of the heating element in the passenger side.

These execution pockets ensures reliable fixing them lining with heating elements as the width of the plates is larger than the width of the input openings of the pockets, so they can't get out of your pockets in the process is trojstvo mounted on the seat covers the side and back of the seat surface in the zone of junction of the backrest and cushion, when standing up the driver or passenger seat not sliding the bottom of the device and only the device with the seat, because the bottom part of the device securely on the seat.

In Fig.1 shows the proposed device, mounted on a car seat in the vehicle; Fig.2 - the proposed device, mounted on a car seat (axonometric projection) of Fig.3 - the proposed device is a General view of Fig.4-the same, rear view side straps securing the device to the car seat; Fig.5 - section a-a in Fig.4 (enlarged) in Fig.6 - section b-B in Fig.3 (enlarged) in Fig. 7 - heating elements with a control unit and a connector plug of Fig.8 - section b-b of Fig.7 (increased).

Device for heating car seat, consisting of a backrest 1 and 2 pillows, with a work supporting surface for the body, contains a known resistive heating elements 3, 4, 5 on a fabric basis set (laminated) in the linings 6, 7, 8 of the elastic heat-resistant plastic film designed for overlays on said working surface of the seat and provided with a sheath of flexible material.

is anouki on bucket seat).

The middle layer 10 is made of does not support combustion wool fabric and provided with pockets 12, 13, 14 for placement of the heating elements 3, 4, 5.

Three-layer shell is provided with fastening elements on the seat, made in the form of the main elastic (rubber) belt 15 (tape), with their ends attached to the lateral sides of the shell and in the working position (when the device is mounted on the seat) covering the side 16 and rear 17 of the seat surface in the joint area of the backrest 1 and 2 pillows, and two additional straps 18 and 19. Elastic (rubber) straps 18 and 19 one ends fixedly mounted in its upper part (sewn to the top base and the bottom ends fixed to move along the specified belt (on the lower ends have loops, covering the main belt). In the working position (Fig.1, 2) straps 18 and 19 of the front cover 20, a top 21 and the rear 17 of the seat back 1 seat.

Inside the three-layer shell between its rear, adjacent to the working position to the backrest and the seat cushion layer 9, and a middle layer 10 placed two plates 22 of foam. To prevent sliding and bending of plates 22 (Fig.4 shows a dotted line) in the working position to the line shibanishi width E of the pocket (the inlet of the pocket on the top is partly sewn) and less than the width H of the pads, what prevents hair loss lining of the pockets.

The pockets 12, 13, 14 attached to the middle layer 10 on the side facing the rear (back) layer 9. These pockets and laminated heating elements are in the shape corresponding to the contact area of the human body with laminated in the lining of the heating elements (Fig.3). The belts 15, 18, 19 can be provided with known means for changing their length.

The heating elements 3, 4, 5 via the power supply 24, the control unit 25 and the plug 26 can be connected to the connector 27 of the connector ("cigarette lighter") on the dashboard of the car. In the layer 9 of the shell executed the slot 28 with the famous closing valve 29 (famous "textile clasp"). In the working position the power cord 24 in a known manner fixed by means of the flat insulating tape 30 and the clamp 31 on the layer 9 of the shell in the zone of the slot 28 (Fig.5). The control unit 25 can be performed in a known manner, for example, in the form of a rheostat, timer.

Device for heating car seat works as follows. When assembling the plate 22 of polyethylene and laminated in plates 6, 7, 8 heating elements 3, 4, 5 is inserted through the slot 28 and set in R 13, 14. The power cord 24 is fixed by means of an insulating tape 30 and the clamp 31 on the layer 9 of the shell in the zone of the slot 28, and the slot is closed by means of the mentioned valve 29. The device is then installed on the car seat. When the belt 15 is put on the back 1 car seat and shell layers 9, 10, 11 placed on the working surface of the seat. The device is fixed on the seat, moving towards each other the lower ends of the elastic straps 18, 19 on the belt 15. The plug 26 include in the connector 27 on the dashboard of the vehicle (Fig.1), resulting in an electric current passing through the resistive heating elements 3, 4, 5, heats them. When this is heated sitting in the passenger seat or the driver and warming up the seat. This also plate 22 of foam having good insulating properties, ensure that the bulk of heat from the heating elements 3, 4, 5, walked for heating the passenger or the driver. Heating operation - heat heating elements 3, 4, 5 regulate in a known manner by means of the control unit 25.

Thus, the use of the proposed solution will make it easy to install treatment, with headrests and without them). The Assembly of the device can be done indoors without special accessories.

Claims

1. Device for heating car seat, consisting of a backrest and cushion, having a work supporting surface for the body, containing at least one connected in the working position with the power supply system of the car resistive heating element, mounted in the cover plate of insulating material designed for overlay on said working surface of the seat and provided with a sheath of flexible material with fasteners on the seat of this shell with a lining of at least one of which is executed in the main belt of elastic material, are attached the ends to the said shell and covering in the working position side and the rear surface of the seat, characterized in that the shell is made in the form of a three-layer bonded around the perimeter of three layers of shell elements with in the plan views of flat geometric shapes, and the middle layer provided with at least one pocket for accommodating the aforementioned heating in the above-mentioned new pickguard.

2. The device under item 1, characterized in that it comprises at least two additional fastening element on the seat shell pickguard, made in the form of two straps of elastic material, which in the working position of at least the top and rear surface of the backrest, and these belts one ends fixedly mounted in the upper part of the casing, and the lower ends secured for movement along the main belt, main belt in position covers the side and back of the seat surface in the zone of junction of the backrest and cushion.

3. The device under item 1 or 2, characterized in that inside the said shell between its rear, adjacent to the backrest and the seat cushion layer and the middle layer is placed at least one plate of foam.

4. The device under item 1, or 2, or 3, characterized in that the width of the inlet of the mentioned pocket less than the width of the pocket and lining.

 

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