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. 26, 2016
Filed:
Jul. 10, 2012
Youhei Nishide, Sakai, JP;
Youhei Nishide, Sakai, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
A compressor includes a compression mechanism, a drive shaft, a bearing, and an oil supply passage configured to supply lubrication oil to a clearance between the drive shaft and the bearing. The drive shaft includes a large-diameter shaft part supported by the bearing, and a small-diameter shaft part connected to a lower end part of the large-diameter shaft part. A sealing part is configured to reduced or prevent oil leakage from the bearing includes an oil receiving surface formed in the bearing housing so as to face a stepped surface formed at a boundary between the large-diameter shaft part and the small-diameter shaft part. A clearance is formed between the oil receiving surface and the stepped surface so as to surround an outer periphery of the small-diameter shaft part.