JP6058932B2 - Seat back for automobile seat - Google Patents

Description

  The present invention relates to a seat back used for an automobile seat, and more particularly, to an improvement of a seat back that eliminates hot air and stuffiness accumulated in a pad without relying on power such as an electric fan.

In the summer, there was an uncomfortable feeling due to the heat of the seat itself when getting into a parked car, and an unpleasant feeling of stuffiness accumulated when riding.
Conventionally, the air in the pad was forcibly sucked and exhausted with an electric fan and ventilated. However, for application to an electric vehicle or a next-generation vehicle, it is desirable to reduce electric energy consumption as much as possible.

  JP-A-2005-253705

  The problem of the present invention is that the air inside the back can be forcibly ventilated without relying on other power to eliminate hot air and stuffiness accumulated in the pad, and also when the electric energy is consumed, the electric energy consumption It can be used for automobile seats where the air inside the back can be ventilated more quietly and more forcibly, the hot air and stuffiness inside the pad can be eliminated more effectively, and the comfort is improved. The provision of seat backs.

The seat back used for the automobile seat of the present invention has a seat back pad that uses a breathable resin pad, a fiber pad, etc., and is supported by being assembled to the seat back frame. The cover is made of a breathable material such as mesh or perforated skin, and is covered by the back side of the seat back pad, and the back board has the inlet at the lower end and the upper end. Each of the air outlets is opened, and the back of the seat back pad on the back side of the seat back pad so as to penetrate the cavity vertically inside the back from above the peripheral edge of the seat back trim cover. It is assembled to the pad and supported by its seat back frame.

  In the seat back used for the automobile seat of the present invention, the air inside the pad is warmed by the body temperature of the seated occupant to generate an updraft in the cavity, and from the exhaust port to the outside without depending on other power The outside air is taken into the cavity from the intake port while letting off the steamed hot air, and the air inside the back is economically and forcibly ventilated, and the hot air and stuffyness inside the pad are released outside. As a result, discomfort is eliminated, and comfort is improved.

It is the longitudinal cross-sectional view which showed the specific example of the seat back used for the motor vehicle seat of this invention utilized for the driver seat of a passenger car.

The seat back used for the automobile seat of the present invention has a seat back pad that uses a breathable resin pad, a fiber pad, etc., and is supported by being assembled to the seat back frame. The cover is made of a breathable material such as mesh or perforated skin, and is covered by the back side of the seat back pad, and the back board has the inlet at the lower end and the upper end. Each of the air outlets is opened, and the back of the seat back pad on the back side of the seat back pad so as to penetrate the cavity vertically inside the back from above the peripheral edge of the seat back trim cover. It is assembled to the pad and supported by its seat back frame.

  And the seat back trim cover uses the breathable material such as the mesh perforation skin material in the part corresponding to the back backing surface of the seat back pad, and the back backing surface It is desirable to improve the airtightness of the part corresponding to other than.

  In addition, a small electric heater may be disposed in the cavity on the lower end side of the back board. In this case, electric energy is consumed little, and a rising air flow is generated more strongly in the cavity, the air inside the back can be ventilated more quietly and more effectively, and hot air and stuffiness inside the pad are more effective Comfort can be improved.

  Hereinafter, a seat back used for an automobile seat of the present invention will be described based on a specific example shown and illustrated. FIG. 1 shows the present invention which is utilized for a driver seat 30 of a passenger car of the present invention. 10 shows a specific example of a seat back used for an automobile seat, and a driver seat 30 includes a seat cushion 31 incorporating a seat truck and a seat lifter, and the left and right reclining devices on the side of the seat cushion 31. The seat back 10 is supported by the left and right risers in a forward and angle-adjustable manner, and the headrest is removably attached to the seat back 10, and the seat track is mounted on the passenger car floor. The seat lifter is installed so that it can be adjusted back and forth. -Adjustable up and down.

  In the seat back 10, the seat back pad 11 uses a breathable resin pad and is supported by being assembled to the seat back frame, and the seat back trim cover 12 is breathable. A perforated skin material is used, and the back cover 14 of the seat back pad 11 is covered and covered. Further, the back board 13 has an intake port 20 at the lower end 18 and an exhaust port at the upper end 19. The seat 21 is opened from the peripheral edge of the seat back trim cover 12 on the back surface 15 side of the seat back pad 11 so that the mouths 21 are respectively opened and the cavity 22 is vertically penetrated inside the back. -It is assembled to the back pad 11 and supported by its seat back frame.

  The seat back pad 11 may be a fiber pad instead of the breathable resin pad. The seat back trim cover 12 may also use a breathable material such as a mesh. Of course, the seat back trim cover 12 uses the breathable material such as the mesh and perforation skin material for the portion 16 corresponding to the back surface 14 of the seat back pad 11, and It is desirable to improve airtightness by using resin leather, resin coating leather, or the like for the portion 17 other than the back support surface 14.

  Further, in the seat back 10, a small electric heater 24 is disposed in the cavity 22 on the lower end side of the back board 13, and can be used by being energized as necessary.

  Therefore, in this seat back 10, when the driver 40 gets into the passenger car parked and sits on the driver seat 30, the air inside the pad is warmed by the body temperature of the driver and rises into the cavity 22. The air flow 23 is generated and hot air and steam are released from the exhaust port 21 to the outside without relying on other power such as an electric fan. At the same time, outside air is taken into the cavity 22 from the intake port 20, The air is economically and forcibly ventilated, and the hot air and stuffiness trapped inside the pad is released to the outside of the back, discomfort is eliminated, mitigated, and comfort is improved.

  Further, in the seat back 10, when the driver 40 energizes the small electric heater 24 as needed, an upward air flow is generated in the cavity 22 due to the heat generated by the small electric heater 24 that consumes little electric energy. It is generated more strongly, the air inside the bag is quieter and more forcibly ventilated, and the hot air and stuffiness inside the pad are more effectively eliminated, and the comfort is further improved.

  As will be apparent from the specific embodiments of the present invention described above with reference to the drawings, for those of ordinary skill in the art to which the present invention pertains, It is easily embodied in another embodiment that derives from the nature and the nature of the invention and is objectively recognized as having them inherent. Of course, the content of this invention corresponds to the problem of the invention (be recommend with) and is essential for the establishment of the invention.

  As can be understood from the above, the seat back used in the automobile seat of the present invention is supported by the seat back pad using a breathable resin pad, a fiber pad, etc., and assembled to the seat back frame. The seat back trim cover uses a breathable material such as mesh, perforation skin material, and covers and covers the back side of the seat back pad, and the back board Open the intake port at the lower end and the exhaust port at the upper end, and surround the seat back trim cover on the back side of the seat back pad so as to vertically penetrate the cavity inside the back Since it is assembled to the seat back pad from above the edge and supported by the seat back frame, the automobile chassis of the present invention In the seat back used for the car, the air inside the pad is warmed by the body temperature of the seated occupant, generating an upward airflow in the cavity, and the steam that is steamed outside from the exhaust port without relying on other power The outside air is taken into the cavity through the air intake while letting it escape, and the air inside the back is thus forcibly and forcedly ventilated, and the hot air and stuffyness inside the pad are released to the outside and uncomfortable Is eliminated and relaxed to improve comfort and, as a result, are very useful and practical for automobile seats.

DESCRIPTION OF SYMBOLS 10 Seat back 11 Seat back pad 12 Seat cushion trim cover 13 Back board 14 Back support surface 15 Back surface 16 Portion corresponding to back support surface 17 Portion corresponding to other than back support surface 18 Lower end 19 Upper end 20 Inlet 21 Exhaust 22 Cavity 23 Ascending current 24 Small electric heater 30 Driver seat 31 Seat cushion 40 Driver

Claims (2)

The seat back pad uses breathable resin pads, fiber pads, etc., and is supported by being assembled to the seat back frame, and the seat back trim cover is ventilated such as mesh, performance skin material, etc. Cover the back of the seat back pad, and the back board opens the inlet at the lower end and the exhaust at the upper end. The back of the seat back pad is assembled to the seat back pad from the periphery of the seat back trim cover on the back side of the seat back pad so as to penetrate the cavity vertically. and supported by a small electric heater is used in an automobile seat where it is placed on the lower side of the back board in the cavity Over door back.   The seat back trim cover uses the breathable material, such as the mesh, perforation skin material, etc. for the portion of the seat back pad corresponding to the back backing surface, and besides the back backing surface 2. The seat back for use in an automobile seat according to claim 1, which increases the air tightness of the corresponding part.

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