Chairs and seats – Movable back – Tiltable
Patent
1993-03-23
1994-05-10
Brown, Peter R.
Chairs and seats
Movable back
Tiltable
29721614, 29745218, B60N 222
Patent
active
053102479
ABSTRACT:
A vehicle seat having a backrest hinged to a seat squab frame by means of a pair of reclining mechanisms to be tilted forwardly or backwardly with respect to the seat squab frame, the reclining mechanisms each including a ratchet member secured to each side of the lower end portion of the backrest frame to be locked to a support member secured to each side of the rear end portion of the seat squab frame, which vehicle seat includes a single strut member rotatably connected at its upper end to an upper end of the backrest at one side thereof to be moved forwardly or backwardly, and a resilient member mounted on the upper end of the backrest frame for biasing the strut member forwardly, wherein the ratchet member located at the same side as the one side of the backrest is formed with a semi-circular elongated hole of which the radius center is located at a rotation fulcrum of the strut member, and wherein the lower end of the strut member is slidably engaged with the semi-circular elongated hole and is normally positioned at a forward end of the elongated hole under load of said resilient member.
REFERENCES:
patent: 2712344 (1955-07-01), Weber
patent: 3761127 (1973-09-01), Giese et al.
patent: 5246271 (1993-09-01), Boisset
Fujimori Takashi
Mori Takakazu
Nishiyama Kunio
Tatematsu Kazuhisa
Araco K.K.
Brown Peter R.
Toyota Jidosha K.K.
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