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:
Nov. 12, 2024
Filed:
Sep. 13, 2022
Applicant:
Tsurumi Manufacturing Co., Ltd., Osaka, JP;
Inventor:
Oki Matsubara, Kyoto, JP;
Assignee:
Tsurumi Manufacturing Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/42 (2006.01); F04D 13/08 (2006.01); F04D 29/22 (2006.01);
U.S. Cl.
CPC ...
F04D 29/4293 (2013.01); F04D 13/08 (2013.01); F04D 29/22 (2013.01); F04D 29/4273 (2013.01);
Abstract
An electric submersible pump () includes a casing () and a closed impeller (), and the casing includes a suction flow-path portion () that faces the closed impeller, has a suction port protruding in a convex shape and is formed integrally with the casing.