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:
May. 15, 2001
Filed:
Mar. 04, 1999
Applicant:
Inventors:
Hans-Dieter Wilhelm, Neu-Anspach Bundesrepublik, DE;
Christoph Schmidt, Rotenburg, DE;
Thomas Werner, Nentershausen, DE;
Assignee:
Mannesmann VDO AG, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 5/00 ;
U.S. Cl.
CPC ...
F04D 5/00 ;
Abstract
In a peripheral pump, having a rotor (,) which rotates in a pump casing (,) and having two delivery chambers (,), which extend on both sides of the end sides (,) and each have circular cross sections, the delivery chambers (,) have a communicating passage (,) between them, formed by an overlap of their cross sections. As a result, the liquid can flow without interference from one delivery chamber (,) into the other delivery chamber (,). One delivery chamber (,) is connected to an inlet duct, while the other delivery chamber (,) is connected to an outlet duct.