JPH0177551U

JPH0177551U -

Info

Publication number: JPH0177551U
Application number: JP1987174179U
Authority: JP
Priority date: 1987-11-13
Filing date: 1987-11-13
Publication date: 1989-05-25

Description

[Brief explanation of drawings]

第１図はこの考案の車両用シートの実施例の側
面図、第２〜６図は車両用シートの作用を説明す
るためのモデル図であり、第７図は従来例の車両
用シート１を示す側面図である。１，３１……車両用シート、３，２３，２３ａ
，３３……シートクツシヨン部、５，３５……背
もたれ部、１０，２０，３０……乗員、２４，２
５，３７，３９……リンク、４３……ボデイ、４
５……リンクの各仮想延長線の交差点、Ａ，ａ…
…乗員の重心とシートクツシヨン部の先端とを結
ぶ仮想線、Ｇ，ｇ……乗員の重心、Ｈ，ｈ……乗
員の重心からシートクツシヨン部への垂線。 FIG. 1 is a side view of an embodiment of the vehicle seat of this invention, FIGS. 2 to 6 are model diagrams for explaining the function of the vehicle seat, and FIG. 7 is a side view of the vehicle seat 1 of the conventional example. FIG. 1, 31...vehicle seat, 3, 23, 23a
, 33... Seat cushion portion, 5, 35... Backrest portion, 10, 20, 30... Passenger, 24, 2
5, 37, 39...Link, 43...Body, 4
5... Intersection of each virtual extension line of the link, A, a...
... An imaginary line connecting the passenger's center of gravity and the tip of the seat cushion, G, g... The passenger's center of gravity, H, h... Perpendicular lines from the passenger's center of gravity to the seat cushion.

Claims

[Claims for Utility Model Registration] A seat cushion that contacts the buttocks and upper legs of an occupant, and a backrest that contacts the back of the occupant, and the seat cushion has the following features relative to the vehicle body: A vehicle seat characterized in that it is connected by two links that satisfy conditions (a) a and (b); The thing supporting the front side of the cushion part is longer than the thing supporting the rear side, and each of the links is close to each other on the side of the seat cushion part, (a) the intersection of each imaginary extension line of the two links is , located on the front side of an imaginary line connecting the center of gravity of the occupant and the tip of the seat cushion portion, and
be located on the rear side of a perpendicular line from the center of gravity of the occupant to the seat cushion portion;