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:
Oct. 12, 2021

Filed:

Aug. 22, 2018
Applicant:

Schwäbische Hüttenwerke Automotive Gmbh, Aalen-Wasseralfingen, DE;

Inventors:

Claus Welte, Aulendorf, DE;

Uwe Meinig, Bad Saulgau, DE;

Assignee:

Schwäbische Hüttenwerke Automotive GmbH, Aalen-Wasseralfingen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/00 (2006.01); F04C 2/00 (2006.01); F04C 15/00 (2006.01); F04C 27/00 (2006.01); F01C 19/00 (2006.01); F01C 21/10 (2006.01); F04C 2/344 (2006.01); F04C 15/06 (2006.01); F01M 1/02 (2006.01); F04C 2/08 (2006.01);
U.S. Cl.
CPC ...
F04C 15/0007 (2013.01); F01C 19/005 (2013.01); F01C 21/108 (2013.01); F01M 1/02 (2013.01); F04C 2/3445 (2013.01); F04C 2/3446 (2013.01); F04C 2/3448 (2013.01); F04C 15/0023 (2013.01); F04C 15/0034 (2013.01); F04C 15/06 (2013.01); F01M 2001/023 (2013.01); F01M 2001/0238 (2013.01); F01M 2001/0292 (2013.01); F04C 2/08 (2013.01); F04C 2/344 (2013.01); F04C 2240/30 (2013.01);
Abstract

A pump, wherein a first pressure space and a second pressure space are formed between an end-facing wall of an accommodating housing and a second housing part of a pump insert, wherein an annular sealing element which is arranged between the end-facing wall and the second housing part encloses the second pressure space and seals it off in relation to the first pressure space, wherein the first pressure space is connected via a first outlet channel to a first delivery chamber which is formed between a rotor and a stroke ring of the pump insert, and the second pressure space is connected via a second outlet channel to a second delivery chamber which is formed between the rotor and the stroke ring.


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