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Pump hose for a peristaltic pump

  • US 5,088,522 A
  • Filed: 03/21/1990
  • Issued: 02/18/1992
  • Est. Priority Date: 03/23/1989
  • Status: Expired due to Fees
First Claim
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1. A hose for a peristaltic pump, the hose having a longitudinal portion for being mechanically squeezed by at least one member of the peristaltic pump at progressive locations along the length of the hose, the hose comprising:

  • a first arcuate portion having a thickness and defining an inner wall,a second arcuate portion having a thickness and defining an inner wall, the first arcuate portion and the second arcuate portion being substantially symmetrically disposed and being joined at at least one joining to define a lumen, the inner wall of the first arcuate portion and the inner wall of the second arcuate portion defining an opening angle at the joining of less than 180°

    , andat least one rib protruding outwardly from the joining, the rib having a thickness which is approximately equal to the sum of the thickness of the first arcuate portion and the thickness of the second arcuate portion.

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