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Tilt arm for seat and vehicle seat

  • US 10,227,022 B2
  • Filed: 09/15/2017
  • Issued: 03/12/2019
  • Est. Priority Date: 09/20/2016
  • Status: Active Grant
First Claim
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1. A tilt arm for a seat to be applied to a vehicle seat, the tilt arm supporting a cushion pad together with a cushion frame and movable in a pivoting manner when changing an angle of inclination of a front end portion of the cushion pad, the tilt arm comprising:

  • a coupling arm portion pivotably coupled to a side frame of the cushion frame; and

    a leading-end-side arm portion coupled and fixed to a leading end portion of the coupling arm portion at a fixed portion of the tilt arm, whereina first plate member constitutes the coupling arm portion and a second plate member constitutes the leading-end-side arm portion,in a side view of the tilt arm, the coupling arm portion and the leading-end-side arm portion are coupled and fixed to each other at the fixed portion so as to overlap with each other in a plate thickness direction at at least two portions such that a space is defined between the coupling arm portion and the leading-end-side arm portion, andthe at least two portions comprise a first portion and a second portion, and an overlapping direction at the first portion is a direction intersecting with an overlapping direction at the second portion.

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