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Fluid delivery mechanism having a plurality of plungers for compressing a metering chamber

  • US 6,666,665 B1
  • Filed: 03/04/1999
  • Issued: 12/23/2003
  • Est. Priority Date: 03/04/1999
  • Status: Expired due to Fees
First Claim
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1. A method of storing and distributing energy to a device to move liquid through a tube, the method comprising:

  • providing compressed fluid to an energy storage tank;

    storing the compressed fluid in the energy storage tank;

    providing a fluid-actuated mechanism for moving liquid through a tube;

    providing compressed fluid to the fluid-actuated mechanism from the energy storage tank;

    utilizing the compressed fluid to compress a tube;

    utilizing the compressed fluid to pinch-off the tube distal to the compressed tube at a first location;

    stopping the compressed fluid to release the compressed tube;

    utilizing the compressed fluid to pinch-off the tube at a second location that is proximal to the compressed tube and the first location;

    stopping the compressed fluid to release the pinched-off tube at the first location; and

    utilizing the compressed fluid to re-compress the tube.

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