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Vehicle seat with pneumatic adjustment

  • US 6,402,245 B1
  • Filed: 05/04/2000
  • Issued: 06/11/2002
  • Est. Priority Date: 05/05/1999
  • Status: Expired due to Fees
First Claim
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1. An adjustable vehicle seat, comprising:

  • a structurally fixed part connected to a backrest frame;

    a first side piece having a first angular element that reaches as far as a rear side of the structurally fixed part;

    a first inflatable cushion positioned between the first angular element of the first side piece and the rear side of the structurally fixed part, and operative for pneumatically adjusting the position of the first side piece relative to the structurally fixed part, wherein the first side piece is mounted for pivoting relative to the backrest frame and the structurally fixed part in response to pneumatic operation of the first inflatable cushion;

    a second side piece positioned on a side of the adjustable vehicle seat opposite from the first side piece and having a second angular element that reaches as far as the rear side of the structurally fixed part; and

    a second inflatable cushion positioned between the second angular element of the second side piece and the rear side of the structurally fixed part, and operative for pneumatically adjusting the position of the second side piece relative to the structurally fixed part, wherein the second side piece is mounted for pivoting relative to the backrest frame and the structurally fixed part in response to pneumatic operation of the second inflatable cushion.

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