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:
Feb. 10, 1987
Filed:
Jul. 29, 1985
Applicant:
Inventor:
Charlton Dunn, Calabasas, CA (US);
Assignee:
Rockwell International Corporation, El Segundo, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D / ;
U.S. Cl.
CPC ...
415 / ; 415143 ;
Abstract
A pump having a shrouded inducer rotatably mounted within a housing. An outer periphery of the shroud and an adjacent inner surface of the housing defines an annular space through which a recirculation flow of fluid occurs during operation of the pump. The shroud is provided with a plurality of vent holes located about an outer periphery of the shroud and extending therethrough to alleviate damage which would otherwise result from such recirculation flow.