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Resilient material variable resistor

  • US 7,629,871 B2
  • Filed: 02/01/2007
  • Issued: 12/08/2009
  • Est. Priority Date: 05/25/1999
  • Status: Expired due to Fees
First Claim
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1. A variable resistor apparatus comprising:

  • first and second conductors lying in a plane and defining a gap therebetween; and

    a resistive member comprising a resistive resilient material for bridging the gap and defining a variable resistance between the first and second conductors based upon a variable contact footprint, the variable contact footprint being substantially circular in shape at at least one position.

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