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Valve controlled squeezable fluid dispenser

  • US 5,108,007 A
  • Filed: 04/25/1991
  • Issued: 04/28/1992
  • Est. Priority Date: 03/09/1990
  • Status: Expired due to Fees
First Claim
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1. A squeezable dispenser comprising:

  • a main body portion having an opening at the upper end thereof;

    a top secured to said main body portion closing off the opening at the upper end of said main body portion and having an opening at the upper end thereof and a vent in said top communicating the interior of said dispenser with the exterior thereof;

    a resilient valve mounted in said top, said valve having a projection extending upwardly from an integral apertured flange and a downwardly extending main body portion integral with said flange;

    a flexible collapsible liner associated with said valve and secured to said top;

    a resilient sealing member having an aperture therethrough, said projection normally directly engaging said sealing member aperture and totally closing off said sealing member aperture when said sealing member overlies said projection and is in contact therewith, said sealing member being secured to said top, and a removable cap normally closing off the opening in said top, said cap having an inner wall and an outer wall, and a generally centrally located protrusion on the inner wall of said cap normally bearing against the aperture in said sealing member.

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