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:
Jan. 31, 2023
Filed:
Jul. 22, 2020
Applicant:
Danfoss (Tianjin) Ltd., Tianjin, CN;
Inventors:
Assignee:
Danfoss (Tianjin) Ltd., Tianjin, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C 29/00 (2006.01); H02K 7/14 (2006.01); F16F 15/34 (2006.01); F04C 18/02 (2006.01); H02K 7/04 (2006.01);
U.S. Cl.
CPC ...
F04C 29/0021 (2013.01); F04C 18/0215 (2013.01); F16F 15/34 (2013.01); H02K 7/04 (2013.01); H02K 7/14 (2013.01); F04C 2240/40 (2013.01); F04C 2240/807 (2013.01);
Abstract
The present invention provides a counterweight for a compressor, an electric motor, with the counterweight, for a compressor, and a compressor with the electric motor or the counterweight. The counterweight comprises: a first component having an annular shape; a first groove formed in a surface of the first component and having a sidewall and a bottom wall; and a second component disposed in the first groove. With the technical solution according to the present invention, for example, counterbalance requirements are met, while fluid can be prevented from being stirred to cause power loss.