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Infrared sensing lift chair

  • US 7,255,397 B2
  • Filed: 08/25/2004
  • Issued: 08/14/2007
  • Est. Priority Date: 08/25/2004
  • Status: Active Grant
First Claim
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1. Adjustable furnishing comprising:

  • at least one support member including a surface for supporting a user;

    at least one mechanism connected to the support member for adjusting a position of the support member;

    at least one infrared radiation sensor positioned beneath the surface which generates a signal upon detecting a heated body in proximity to the at least one mechanism; and

    a controller for receiving the signal from the at least one infrared radiation sensor and at least one of signaling the user and inhibiting travel of the mechanism and the support member in a direction of the detected heated body in response to the signal.

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