Tube retainer system for a peristaltic pump

  • US 7,980,835 B2
  • Filed: 01/19/2007
  • Issued: 07/19/2011
  • Est. Priority Date: 01/19/2007
  • Status: Active Grant
First Claim
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1. A peristaltic pump comprising:

  • a housing;

    a rotor assembly supported by the housing; and

    a tube retainer for retaining a fluid carrying tube in the peristaltic pump, the tube retainer comprising;

    a first wall; and

    a first notch in the first wall having an arcuate first portion and an arcuate second portion that converge at a juncture, each of the arcuate first and second portions diverging along a respective entire length thereof in a direction extending away from the juncture;

    wherein both of the arcuate first and second portions of the first notch are convex; and

    further wherein the arcuate first and second portions are configured to engage and retain the fluid carrying tube within the first notch so as, in use, to prevent slippage of the fluid carrying tube relative to the first notch.

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