JPH0459740U

JPH0459740U -

Info

Publication number: JPH0459740U
Application number: JP10297790U
Authority: JP
Priority date: 1990-09-29
Filing date: 1990-09-29
Publication date: 1992-05-22

Description

[Brief explanation of the drawing]

第１図はシートバツクが最前部位置にあるとき
のシートの側面図、第２図はシートバツクが最後
部位置に回動したときのシートの側面図、第３図
はシートバツクとシートクツシヨンを取り除いた
状態でのシートの斜視図、第４図は第３図の−
線断面図、第５図及第６図は従来のシートの動
作を示す側面図である。１……シート、２……シートクツシヨン、３…
…シートバツク、７……クツシヨンフレーム、８
……バツクフレーム、３５……第１規制リンク、
３６……一端、３７……他端、３８……第２規制
リンク、４１……第３規制リンク、Ｆ……フロア
、Ｐ……着座者、Ｑ……尻部。 Figure 1 is a side view of the seat with the seat back in the forwardmost position, Figure 2 is a side view of the seat with the seat back rotated to the rearmost position, and Figure 3 is with the seat back and seat cushion removed. A perspective view of the seat in the state, Figure 4 is the same as in Figure 3.
The line sectional view and FIGS. 5 and 6 are side views showing the operation of a conventional seat. 1... Sheet, 2... Seat cushion, 3...
...Seat bag, 7...Cushion frame, 8
...Back frame, 35...First regulation link,
36...One end, 37...Other end, 38...Second regulation link, 41...Third regulation link, F...Floor, P...Seated person, Q...Buttocks.

Claims

[Scope of Claim for Utility Model Registration] A seat cushion that supports the buttocks of a seated person, a seat back that supports the back of a seated person, and a back frame that supports the seat back and is pivotably supported on the floor so as to be tiltable in the front and back direction. a cushion frame supporting the seat cushion and having a front end pivotally supported on the floor so that the rear end swings vertically; a first regulation link whose intermediate portion is pivotally supported to the floor; and a second regulation link whose upper end is pivotally attached to the rear end of the seat cushion and whose lower end is pivoted to one end of the first regulation link. a third regulation link having one end pivotally connected to a back frame portion below the pivot point of the back frame pivoted to the floor, and the other end pivotally connected to the other end of the first regulation link; A sheet made up of: