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. 23, 2013
Filed:
Jun. 15, 2005
Applicants:
Heiko Schulz-andres, Hueckeswagen, DE;
Dirk Kamarys, Willich, DE;
Kornelia Frowein, Wermelskirchen, DE;
Inventors:
Heiko Schulz-Andres, Hueckeswagen, DE;
Dirk Kamarys, Willich, DE;
Kornelia Frowein, Wermelskirchen, DE;
Assignee:
LuK Automobiltechnik GmbH & Co. KG, Hueckeswagen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 49/00 (2006.01); F16K 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Pump, for example for pumping lubricating oil in an internal combustion engine, more particularly a multi-stroke vane cell pump, with a rotor and vanes which can slide at least radially in rotor slots and have vane heads that slide along a stroke contour, the stroke contour having a radial outlet that can be closed by a valve device.