The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 28, 2004
Filed:
Jul. 08, 2003
Applicant:
Inventor:
Claude Ray, Montezillon, CH;
Assignee:
Precimedix S.A., Neuchatel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 4/900 ; A61M 1/00 ;
U.S. Cl.
CPC ...
F04B 4/900 ; A61M 1/00 ;
Abstract
The invention concerns a detector for detecting malfunction in a peristaltic pump wherein a flexible tubing ( ) containing a fluid is locally compressed against a support part by rollers ( ) mounted on a rotor ( ) driven by a motor. Said detector is characterized in that it comprises: a ring ( ) mounted sliding on the tubing between two extreme positions; driving means ( ), actuated by the rotor, for subjecting said ring to a specific reciprocating motion between said positions; and detection means ( ) reacting to an abnormal reciprocal motion by producing a warning signal.