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. 29, 1983
Filed:
Oct. 02, 1980
Applicant:
Inventor:
Phiroze Bandukwalla, North Syracuse, NY (US);
Assignee:
Carrier Corporation, Syracuse, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04D / ; F04D / ;
U.S. Cl.
CPC ...
415 49 ; 415146 ; 415158 ; 415211 ;
Abstract
The efficiency of a centrifugal compressor is optomized over a wide range of flow rates by providing a diffuser which is a combination of fixed vanes and a movable wall member and which throttles the diffuser passage in accordance with compressor load.