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:
Jul. 02, 2024
Filed:
Feb. 26, 2020
Applicant:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Kimihiko Mitsuda, Tokyo, JP;
Shuhei Sasaki, Tokyo, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 13/06 (2006.01); F04D 1/06 (2006.01); F04D 13/10 (2006.01); F04D 29/046 (2006.01); F04D 29/08 (2006.01);
U.S. Cl.
CPC ...
F04D 13/06 (2013.01); F04D 1/06 (2013.01); F04D 13/10 (2013.01); F04D 29/046 (2013.01); F04D 29/086 (2013.01);
Abstract
The pump includes a ring-shaped first inclined surface formed in a portion of a production pipe located above a motor stator and inclined in a direction toward a central axis of the production pipe with respect to a direction from an upper end to a lower end of the production pipe, and a ring-shaped second inclined surface that is formed outside a lower end portion of a pump stator constituting an inner element and comes into surface contact with the first inclined surface.