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. 18, 2023
Filed:
Feb. 25, 2021
Applicant:
Hella Gmbh & Co. Kgaa, Lippstadt, DE;
Inventors:
Assignee:
Hella GmbH & Co. KGaA, Lippstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/42 (2006.01); F04D 29/08 (2006.01);
U.S. Cl.
CPC ...
F04D 29/426 (2013.01); F04D 29/086 (2013.01);
Abstract
A pump, in particular for a fluid circuit in a vehicle, for example a coolant pump with a multi-part housing that has a pump chamber, wherein an impeller is arranged in the pump chamber, wherein the pump chamber is bounded by a pump housing and a further housing part of the multi-part housing, wherein the pump housing and the further housing part each have a flange surface that rest against one another, and wherein one of the two flange surfaces has at least one annular groove and the other of the two flange surfaces has at least one circumferential web which engages in the annular groove.