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Peristaltic pumping assembly

  • US 5,443,451 A
  • Filed: 11/17/1993
  • Issued: 08/22/1995
  • Est. Priority Date: 11/17/1993
  • Status: Expired due to Term
First Claim
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1. A pumping module comprisingat least two axially aligned peristaltic pumping rotors rotatably carried side by side on a single axle,a race aligned with each of the pumping rotors to engage flexible tubing to cause peristaltic flow upon rotation of the rotors,a separate motor associated with each of the peristaltic pumping rotors, anda drive mechanism for operatively connecting each of the pumping rotors to a different one of the motors.

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