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. 09, 2018
Filed:
Jan. 10, 2014
Applicant:
Aker Subsea As, Lysaker, NO;
Inventor:
Gunder Homstvedt, Houston, TX (US);
Assignee:
Aker Subsea AS, Lysaker, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 13/08 (2006.01); F04D 13/06 (2006.01); F04D 25/02 (2006.01); F04D 13/02 (2006.01); F04D 29/044 (2006.01);
U.S. Cl.
CPC ...
F04D 13/062 (2013.01); F04D 13/024 (2013.01); F04D 13/086 (2013.01); F04D 25/026 (2013.01); F04D 29/044 (2013.01);
Abstract
A subsea pump, distinctive in that it comprises a pressure housing divided into two compartments; a compartment with pump or impellers arranged on a shaft and a compartment with motor or a stator; a diaphragm arranged sealingly between the compartments, a magnetic coupling between the compartments, through the diaphragm; and a pressure compensation system for balancing the pressure on the diaphragm of the motor or stator compartment side to the pressure on the diaphragm of the pump or impeller compartment side.