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:
Sep. 15, 2015
Filed:
Dec. 27, 2011
Applicants:
Yang Sun Kim, Suwon-si, KR;
Sung Hea Cho, Yongin-si, KR;
Inventors:
Yang Sun Kim, Suwon-si, KR;
Sung Hea Cho, Yongin-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-Si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C 1/02 (2006.01); F01C 1/063 (2006.01); F04C 2/00 (2006.01); F04C 18/00 (2006.01); F04C 15/00 (2006.01); F04B 49/00 (2006.01); F04C 18/02 (2006.01); F04C 23/00 (2006.01); F04C 27/00 (2006.01);
U.S. Cl.
CPC ...
F04C 18/0215 (2013.01); F04C 18/0261 (2013.01); F04C 23/008 (2013.01); F04C 27/005 (2013.01);
Abstract
A scroll compressor includes a back pressure chamber formed at the rear of a swivel scroll to support the swivel scroll, the swivel scroll swiveling while engaging with a stationary scroll to compress a refrigerant, and a back pressure adjustment device to automatically apply first middle pressure or second middle pressure lower than the first middle pressure to the back pressure chamber based on a compression ratio.