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. 26, 1988
Filed:
Apr. 30, 1986
Applicant:
Inventor:
Leong P Kuah, Pomona, CA (US);
Assignee:
Borg-Warner Industrial Products, Long Beach, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D / ;
U.S. Cl.
CPC ...
415143 ; 415208 ; 415183 ;
Abstract
A fluid machine including a device disposed in the inlet passage of the fluid machine for retarding pump cavitational surging at low flow rates. The device includes an annulus assembly having a series of curved radially disposed vanes for capturing fluid backflowing from the pumping chamber and redirecting same toward the center of the inlet passageway.