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Apparatus for the induced infusion of a liquid from a flexible liquid bag

  • US 4,507,116 A
  • Filed: 09/30/1982
  • Issued: 03/26/1985
  • Est. Priority Date: 04/22/1982
  • Status: Expired due to Fees
First Claim
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1. Apparatus for the induced infusion of a liquid from a flexible liquid bag, comprising:

  • a hand-operable pumping bulb;

    elastic inflatable means coupled to said bulb for inflation by a fluid pumped therein by operating said bulb;

    and a sleeve for retaining the bag firmly pressed against a first portion of said elastic inflatable means for applying the pressure thereof to said bag in order to induce infusion of the liquid therefrom;

    characterized in that a second portion of said inflatable means serves as an accumulator for accumulating pressurized fluid pumped by said bulb, and comprises an outer non-elastic sheath enclosing said latter portion of the elastic inflatable means for limiting the accumulation of the pressurized fluid therein.

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