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.

Date of Patent:
Jul. 02, 2002

Filed:

Feb. 02, 2001
Applicant:
Inventors:

Willi Parsch, Bickenbach, DE;

Dirk Webert, Bad Homburg, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03C 2/00 ;
U.S. Cl.
CPC ...
F03C 2/00 ;
Abstract

A rotary vane pump for delivering a fluid, having a delivery device ( ) accommodated in a casing ( ), with the casing ( ) being closed on the one side by a casing cover ( ), and on the other side by a bearing flange ( ). A drive shaft ( ) extends through the bearing flange ( ), the delivery device ( ), and optionally the casing ( ), and is supported in a passageway formed in the bearing flange ( ) and optionally in the casing cover ( ). Also, between the delivery device ( ) and the inside wall of the bearing flange ( ), a side plate ( ) is arranged, which supports itself on the inside wall, and centers the delivery device ( ) in the casing ( ). The side plate ( ) is centered on the side facing the bearing flange ( ) by a centering collar which extends into the passageway for the drive shaft ( ).


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