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.

Date of Patent:
Sep. 16, 2014

Filed:

Jan. 28, 2010
Applicants:

Sadayuki Yamada, Shiga, JP;

Nobuaki Ogawa, Shiga, JP;

Yoshifumi Abe, Shiga, JP;

Atsushi Sakuda, Shiga, JP;

Takashi Morimoto, Kyoto, JP;

Inventors:

Sadayuki Yamada, Shiga, JP;

Nobuaki Ogawa, Shiga, JP;

Yoshifumi Abe, Shiga, JP;

Atsushi Sakuda, Shiga, JP;

Takashi Morimoto, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C 1/02 (2006.01); F04C 18/02 (2006.01); F04C 29/02 (2006.01); F04C 27/00 (2006.01); F04C 28/26 (2006.01);
U.S. Cl.
CPC ...
F04C 18/0215 (2013.01); F04C 18/0261 (2013.01); F04C 29/023 (2013.01); F04C 2240/60 (2013.01); F04C 27/005 (2013.01); F04C 28/265 (2013.01); F04C 27/007 (2013.01); F04C 29/021 (2013.01);
Abstract

The present invention provides a scroll compressor in which the reliabilities of the eccentric ball bearing and the main ball bearing are enhanced by controlling an amount of oil supplied from the high pressure region to the back pressure chamber and an amount of oil from the high pressure region to the eccentric ball bearing and the main ball bearing. The scroll compressor includes a back pressure chamber oil-supply paththrough which lubricating oilis supplied from the high pressure regionto the back pressure chamber, and a compression chamber oil-supply paththrough which lubricating oilis supplied from the back pressure chamberto the compression chamber, and the one openingof the back pressure chamber oil-supply pathreciprocates, and comes into and comes out from the sealing member


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