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:
Dec. 07, 2004
Filed:
May. 22, 2003
Applicant:
Inventors:
Akira Hiwata, Shiga, JP;
Yoshiyuki Futagami, Shiga, JP;
Noboru Iida, Shiga, JP;
Kiyoshi Sawai, Shiga, JP;
Assignee:
Matusushita Electric Industrial Co., Ltd., Kodoma, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04C 1/804 ; F04C 2/902 ;
U.S. Cl.
CPC ...
F04C 1/804 ; F04C 2/902 ;
Abstract
According to a scroll compressor of the present invention, lubricant is supplied to a compression chamber in the proportions of 2% by weight or more and less than 20% by weight of the lubricant to the sucked refrigerant amount. With this, it is possible to provide an efficient scroll compressor even when carbon dioxide is used as the refrigerant.