Self-tensioning membrane touch screen

  • US 5,838,309 A
  • Filed: 10/04/1996
  • Issued: 11/17/1998
  • Est. Priority Date: 10/04/1996
  • Status: Expired due to Term
First Claim
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1. A self-tensioning membrane digitizer comprising:

  • a support structure defining a digitizer area and including spacer means;

    a tensioned membrane disposed in spaced relationship to said support structure on said spacer means; and

    a peripheral flexible member extending from said support structure and including at least two independently flexible sections attached to said membrane and pretensioned counter to the tension of said tensioned membrane for deflecting to maintain tension on said membrane to sustain the spaced relationship with the membrane relative to the structure.

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