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:
Apr. 03, 2012
Filed:
Jun. 24, 2008
Ryuichi Hirose, Kasukabe, JP;
Ryuichi Hirose, Kasukabe, JP;
Calsonic Kansei Corporation, Saitama-shi, JP;
Abstract
Provided is a compressor having an enhanced capability of supplying oil to a thrust bearing and a radial bearing which are interposed between a center through-hole in a cylinder block and a driving shaft. To this end, the compressorhas an air bleed passagewhich is configured to allow crank chamberand intake chamberto communicate with each other, including: a first space Sin the center through-hole; a communicating partfor allowing the first space Sand a second space Sto communicate with each other; the second space Sin the center through-hole; a penetrating passageformed to pass through the driving shaft, thereby allowing the second space Sand a third space Sto communicate with each other; the third space S; and a communicating passagefor allowing the third space Sand an intake chamberto communicate with each other.