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Slide device for an automotive seat

  • US 4,756,503 A
  • Filed: 11/04/1986
  • Issued: 07/12/1988
  • Est. Priority Date: 11/07/1986
  • Status: Expired due to Fees
First Claim
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1. A slide device for use in an automotive seat comprising:

  • an upper rail including two belt-shaped bottom portions, a mounting portion extending upward from one of the longitudinal-direction edges of one of said bottom portions, and two side portions respectively extending upward substantially at right angles from the opposite edges of said two bottom portions, and in the longitudinal direction thereof, said mounting portion being disposed in said bottom portion, between said side portions;

    a lower rail including a support portion respectively located below said two bottom portions of said upper rail, and two engagement portions of a substantially U-shaped section into which said side portions of said upper rail, which extend vertically upward at right angles from opposite edges of said bottom portion, are respectively inserted from the first longitudinal-direction edges of said support portion; and

    ,a pair of sliders each interposed between said engagement portion of said lower rail and said side portion of said upper rail, characterized in that each of said sliders is formed of a plate spring provided with a plurality of resilient projected portions which are disposed at positions corresponding to the right, left, and top portions of each of said side portions of said upper rail such that they are expanded out in the direction of each of said engagement interfaces with said lower rail.

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