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Membrane keyswitch for an expandable keyboard and an expandable keyboard device

  • US 20030051983A1
  • Filed: 03/07/2002
  • Published: 03/20/2003
  • Est. Priority Date: 03/07/2001
  • Status: Abandoned Application
First Claim
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1. An expandable keyboard device, comprising:

  • an elastic belt; and

    at least one keyswitch arranged on a side of the elastic belt, the keyswitch including a first electrically conductive member and a second electrically conductive member, the first electrically conductive member and the second electrically conductive member configured to be contacted to activate the keyswitch, at least one of the first electrically conductive member and the second electrically conductive member configured to be expanded in at least one dimension.

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