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:
Mar. 20, 2018
Filed:
Aug. 18, 2016
Energy Recovery, Inc., San Leandro, CA (US);
Farshad Ghasripoor, Berkeley, CA (US);
Jeremy Grant Martin, Oakland, CA (US);
David D. Anderson, Castro Valley, CA (US);
Alexander Patrick Theodossiou, San Francisco, CA (US);
Adam Rothschild Hoffman, San Francisco, CA (US);
Mark Richter, Orinda, CA (US);
Patrick William Morphew, San Leandro, CA (US);
ENERGY RECOVERY, INC., San Leandro, CA (US);
Abstract
A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid. The system also includes a motor system configured to power the hydraulic energy transfer system and a shaft coupling the motor system and the hydraulic energy transfer system. Additionally, the system includes a shaft seal disposed about the shaft. Further, the system includes a pressure compensator configured to reduce a pressure differential across the shaft seal.