• US 9,474,643 B2
  • Filed: 04/28/2011
  • Issued: 10/25/2016
  • Est. Priority Date: 04/30/2010
  • Status: Active Grant
First Claim
Patent Images

1. A pump comprising:

  • a chamber adapted to receive a penis;

    a non-return valve; and

    pumping means operable to pump fluid from the chamber, wherein the pumping means comprises a compressible gaiter, wherein the pumping means further comprises an internal membrane that is secured over an inner side of the gaiter and is operable to provide a substantially smooth surface inside the gaiter.

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