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:
Aug. 03, 2004
Filed:
Sep. 18, 2002
Applicant:
Inventors:
Toshiyuki Ebara, Gunma, JP;
Satoshi Imai, Gunma, JP;
Masaya Tadano, Gunma, JP;
Atsushi Oda, Gunma, JP;
Assignee:
Sanyo Electric Co., Ltd., Moriguchi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25D 1/900 ;
U.S. Cl.
CPC ...
F25D 1/900 ;
Abstract
Refrigerant compressed by a first stage compression elements ( ) run by a motor ( ) is discharged in the closed container ( ) via a silencer chamber ( ) to cool the motor ( ) before the refrigerant is led to a second stage compression element ( ). The refrigerant is discharged from the second stage compression element ( ) out of the compressor after it is further compressed in the second compression element ( ). Thus, the motor ( ) is cooled in a simple cooling mechanism during normal operation of the compressor.