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Back rest support structure for a vehicle seat

  • US 5,029,942 A
  • Filed: 11/30/1989
  • Issued: 07/09/1991
  • Est. Priority Date: 12/09/1988
  • Status: Expired due to Fees
First Claim
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1. A back rest support for a vehicle seat comprising a back shell and a frame surrounding said shell, said frame consisting ofa) two U-shaped side members, each of said side members comprising 1) a U-shaped cross section, said cross section being formed by a back flank, a front flank, and a central part which connects said shell to the central part of the other member, said U-shaped cross section opening in a direction away from said shell, and 2) an upper end and a lower end, andb) a cross member which connects the upper ends of said side members, said cross member comprising a U-shaped cross section, said cross section being formed by an upper flank, a lower flank which connects the upper ends of said side members and which is connected to said shell, and a central part which connects said upper and lower flankssaid shell and said frame having been formed of a single injection molded part.

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