Peristaltic pump having a roller support

US5915932A · kind A · utility

Assignee

• Isco, Inc. · US

Inventors

• Frederick A. Nabity · Lincoln, US
• Robert R. Fiedler · Pleasant Dale, US
• James Masek · Otley, US
• Brian D. Dawson · Lincoln, US
• Russell Todd Barker · Lincoln, US
• Frederick Detlef Sueverkruepp, III · Lincoln, US
• Ralph E. Setter · Lincoln, US
• Paul George Wright · Pleasant Dale, US
• Larry Lee Fritz · Lincoln, US

Key dates

• Filing date: Feb 6, 1996
• Grant date: Jun 29, 1999
• Expiry date: Feb 6, 2016

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N2035/0491
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

The rollers of a peristaltic pump are supported to prevent said rollers from compressing said tube more than the thickness of the walls of the tube. A tube holder rotates along with the roller assembly of the peristaltic pump and keeps the tube in line with the rollers.