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Seat for vehicles

  • US 10,640,013 B2
  • Filed: 04/19/2016
  • Issued: 05/05/2020
  • Est. Priority Date: 04/23/2015
  • Status: Active Grant
First Claim
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1. A seat for vehicles, comprising:

  • a walk-in mechanism which switches a slide rail device in a locked state to an unlocked state, rotates a seat back to a tilted position between an upright position and a fully tilted-down position and restrains the seat back from rotating to the fully tilted-down position of the seat back;

    a mechanism to shift a seat cushion from a seating position with the seat cushion disposed on a base part to an escape position in which with the seat cushion is placed forward of the base part by operation of an operation part,wherein the mechanism to shift the seat cushion from the seating position to the escape position comprises;

    a support leg part having one end connected to a frame of the seat cushion rotatably around a first rotation shaft and another end connected to the base part rotatably around a second rotation shaft;

    a guide part to be engaged with the one end of the support leg part to guide the one end so as to lift the one end;

    a first coil spring biasing the support leg part so as to have the one end guided by the guide part and flip up a portion connected with the frame; and

    a second coil spring provided on the second rotation shaft to apply a biasing force so as to rotate the one end of the support leg part forward around the second rotation shaft, anda walk-in cancel mechanism to set the walk-in mechanism to an invalid state in which the walk-in mechanism is inoperable,wherein the operation part is connected to the walk-in cancel mechanism and the walk-in cancel mechanism is automatically operated in conjunction with operation of the operation part.

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