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. 16, 2017
Filed:
Jun. 13, 2013
Applicant:
Joma-polytec Gmbh, Bodelshausen, DE;
Inventors:
Andreas Blank, Hechingen, DE;
Martin Thoma, Riederich, DE;
Torsten Helle, Tuebingen, DE;
Hans-Peter Ott, Hirrlingen, DE;
Bernd Hess, Nuertingen, DE;
Benjamin Kawa, Hechingen, DE;
Willi Schneider, Bodelshausen, DE;
Assignee:
Joma-Polytec GmbH, Bodelshausen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 2/00 (2006.01); F04C 11/00 (2006.01); F04C 2/344 (2006.01); F01C 21/08 (2006.01); F04C 14/06 (2006.01);
U.S. Cl.
CPC ...
F04C 2/3442 (2013.01); F01C 21/0827 (2013.01); F04C 14/06 (2013.01); F04C 2210/10 (2013.01); F04C 2240/811 (2013.01);
Abstract
The invention relates to a positive displacement pump, including a pot-shaped housing, a rotor rotatably supported in the housing, and at least one blade movably guided in the rotor, the blade tip of which contacts the inner circumferential wall of the housing and divides the interior into chambers, wherein a locking mechanism that inhibits or brakes the movement of the blade in the rotor is provided.