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Variable resistance slide board

  • US 5,509,870 A
  • Filed: 05/14/1993
  • Issued: 04/23/1996
  • Est. Priority Date: 04/20/1992
  • Status: Expired due to Fees
First Claim
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1. A variable resistance slide board comprising a thin flexible sheet having an upper glide surface and a compressible mat having an area about as large as the area of said sheet, said sheet being mounted on and supported by said mat, said sheet being made of a material which is supple and deflectable and deformable under load to conform to said mat, and said mat consisting of sections having different compressibility characteristics.

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