Patent ID: 6270158
Filing Date: 2001-08-07
Classification: B60N

Abstract:
A lumbar support interposed between upper and lower seat frames of a car seat for supporting the lumbar region of a driver, said lumbar support comprising:a support member having a main body, a plurality of support wings configured with opposing side ends, wherein each of said side opposing ends includes a bend for surrounding said lumbar region of said driver, an elastic plate spring interposed between said upper and lower seat frames of said car seat, a center portion of said plate adapted to protrude outward in a convexly curved configuration, and a plurality of selectively engageable locking holes formed at both upper and lower side end parts of said main body;a height control means provided at one side of said support member for controlling the height of said protruding center portion of said plate spring relative to the disposition of the support member; anda lumber support locking apparatus comprising a plurality of selectively engageable locking holes adapted to fixedly engage said respective upper and lower locking holes of said support member, a pair of front fixing pieces configured for engaging said seat frames, a rear fixing piece formed between said pair of front fixing pieces, and a connecting plate folded inward at a predetermined angle in a center portion thereof and having a connecting groove formed therein.