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. 31, 1995
Filed:
Jan. 22, 1993
Applicant:
Inventors:
James F Fogt, Sidney, OH (US);
Jean-Luc Caillat, Dayton, OH (US);
Assignee:
Copeland Corporation, Sidney, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
4174105 ; 417902 ;
Abstract
A refrigerant compressor system utilizing a plurality of motor-compressors in a single shell in order to provide capacity modulation, wherein each motor-compressor is of the welded hermetic type having a minimum of modification, in order to take advantage of the low cost and optimized efficiency of such motor-compressors. Several related embodiments are also disclosed.