JPS6428149U

JPS6428149U -

Info

Publication number: JPS6428149U
Application number: JP12213287U
Authority: JP
Priority date: 1987-08-11
Filing date: 1987-08-11
Publication date: 1989-02-17

Description

[Brief explanation of the drawing]

第１図乃至第４図はは本考案の一実施例を示す
もので、第１図は一部切欠した斜視図、第２図は
スイツチバルブの斜視図、第３図は車両用シート
全体の概略的側面図、第４図は同要部の作用状態
を示す断面図、第５図は本考案の他の実施例を示
す一部切欠した斜視図である。１……シートクツシヨン、２……シートバツク
、２ａ……上半部、２ｂ……下半部、４，５……
パツド部、６……メインバツクフレーム、７……
アツパーフレーム、１０……枢支ピン、１３……
エアーバツク、１４……電動エアーポンプ、１６
……スイツチバルブ。 1 to 4 show an embodiment of the present invention, in which FIG. 1 is a partially cutaway perspective view, FIG. 2 is a perspective view of a switch valve, and FIG. 3 is an overall view of a vehicle seat. FIG. 4 is a schematic side view, FIG. 4 is a sectional view showing the operating state of the main parts, and FIG. 5 is a partially cutaway perspective view showing another embodiment of the present invention. 1... Seat cushion, 2... Seat back, 2a... Upper half, 2b... Lower half, 4, 5...
Padded part, 6... Main back frame, 7...
Upper frame, 10... Pivot pin, 13...
Air bag, 14...Electric air pump, 16
...Switch valve.

Claims

[Scope of utility model registration request]

In a vehicle seat with a foldable seatback in which substantially the upper half of the seatback can be rotated back and forth and its inclination angle can be adjusted, the main back frame of the seatback is continuous from the lower end to near the upper end of the seatback. The upper half of the seat back pad extends from approximately the middle of the front side of the main frame to the upper end side by pivotably connecting the lower end to the approximately middle part of the main back frame. An upper frame is provided to support the pad from the inside, and the upper frame is disposed between the upper frame and the main back frame, and the upper frame is rotated in the front and back direction by supplying and discharging air. A vehicle seat comprising an air bag for adjusting the inclination angle of a half part, and an electric air pump and a switch valve for supplying and discharging air to and from the air bag.