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:
Oct. 29, 2019
Filed:
Apr. 10, 2017
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Adrian L. Stoicescu, Roscoe, IL (US);
Benjamin T. Harder, DeKalb, IL (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/44 (2006.01); F04D 29/42 (2006.01); F02C 7/22 (2006.01); F04D 7/02 (2006.01); F02C 7/236 (2006.01);
U.S. Cl.
CPC ...
F04D 29/4293 (2013.01); F02C 7/22 (2013.01); F02C 7/236 (2013.01); F04D 7/02 (2013.01); F04D 29/426 (2013.01); F04D 29/445 (2013.01); F05D 2230/10 (2013.01); F05D 2250/74 (2013.01); Y02T 50/673 (2013.01);
Abstract
A boost pump includes a housing cover and a pump housing engaged opposite to the housing cover. Volute passages are defined between the housing cover and the pump housing. The volute passages include a circumferentially extending volute defining a plurality of cross sections defined in a housing including the pump housing and the housing cover. The plurality of surfaces are defined as a set of dimensions set out in at least one of TABLES 1 through 3.