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Pump system

  • US 20060058732A1
  • Filed: 11/08/2005
  • Published: 03/16/2006
  • Est. Priority Date: 09/27/2002
  • Status: Abandoned Application
First Claim
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1. A pump comprising:

  • a fluid path;

    two plungers configured to at least partially occlude said fluid path;

    a cam configured to cause said two plungers to at least partially occlude said fluid path alternatingly; and

    at least one check valve along said fluid path for reducing backflow of fluid within said fluid path.

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