JPH0171541U

JPH0171541U -

Info

Publication number: JPH0171541U
Application number: JP1987165647U
Authority: JP
Priority date: 1987-10-29
Filing date: 1987-10-29
Publication date: 1989-05-12

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るシートバツク
連動アームレストを説明するためのシートバツク
及びシートクツシヨン内の両てこ機構の概略斜視
図、第２図は第１図中の両てこ機構とアームレス
トとの位置関係を示すためにシート及びアームレ
スト内部を正面から見た図、第３図は同上機構の
通常時の状態を示す側面図、第４図は同上機構の
リクライニング時の状態を示す側面図、第５図は
第２図中のＡ−Ａ断面図、第６図は従来技術を示
すシートの側面図である。１Ａ，１１Ａ……シートバツク、２，１２……
アームレスト、２ａ，１７……アームレストの回
転軸心（第２リンクの起端）、１１……バツクフ
レーム、１２ｂ……係合部、１３……クツシヨン
フレーム、１３Ａ……シートクツシヨン、１４…
…リクライニング軸心部、１５……第１リンクの
起端、１６……第１リンク、１８……第２リンク
、１９……第１リンクの末端（係合部）。 Fig. 1 is a schematic perspective view of both lever mechanisms in the seat back and seat cushion for explaining a seat back interlocking armrest according to an embodiment of the present invention, and Fig. 2 is a schematic perspective view of both lever mechanisms and the armrest in Fig. 1. Fig. 3 is a side view showing the above mechanism in its normal state; Fig. 4 is a side view showing the above mechanism in its reclining state; FIG. 5 is a cross-sectional view taken along the line AA in FIG. 2, and FIG. 6 is a side view of a seat showing the prior art. 1A, 11A... Seat bag, 2, 12...
Armrest, 2a, 17... Armrest rotation axis (starting end of second link), 11... Back frame, 12b... Engaging portion, 13... Cushion frame, 13A... Seat cushion, 14...
...Reclining axis center portion, 15... Starting end of the first link, 16... First link, 18... Second link, 19... End (engaging portion) of the first link.

Claims

[Scope of utility model registration request]

An armrest that is arranged so as to protrude vertically forward of the seat bag from substantially the center of the side of the seat bag during normal operation, and that folds downward toward the front of the seat bag in conjunction with the seat bag when the seat bag is reclined. , a pivotable cushion frame having a starting end connected to the front of a reclining axis of a cushion frame constituting the seat cushion with respect to a back frame constituting the seat back, and disposed between the armrest and the back frame; A first link, a starting end of which is connected to the rotation axis of the armrest of the back frame, and an end of the first link are swingably connected to the end of the first link, and are arranged between the arm rest and the back frame. a second link, the link and the armrest having a
A seatback interlocking armrest, characterized in that an engaging portion is provided for removably engaging the link and the armrest.