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:
Apr. 07, 2015
Filed:
May. 31, 2011
Applicant:
Franz Pawellek, Lautertal, DE;
Inventor:
Franz Pawellek, Lautertal, DE;
Assignee:
Geraete- und Pumpenbau GmbH Dr. Eugen Schmidt, Merbelsrod/Thueringen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C 2/00 (2006.01); F04C 2/344 (2006.01); F04C 14/22 (2006.01); F01C 21/08 (2006.01);
U.S. Cl.
CPC ...
F04C 2/00 (2013.01); F01C 21/0836 (2013.01); F04C 2/3442 (2013.01); F04C 14/223 (2013.01); F04C 14/226 (2013.01); F04C 2240/20 (2013.01);
Abstract
The invention relates to a vane cell pump, having a rotor mounted in a pump housing and driven by a shaft, multiple vane plates mounted in this rotor in radially displaceable manner, and an outer ring surrounding the rotor and the vane plates, whereby this ring is disposed either directly in the pump housing or in a setting ring that can be moved in the pump housing along predetermined paths.