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:
Nov. 25, 2014
Filed:
Mar. 30, 2012
Yusuke Nishimura, Utsunomiya, JP;
Kazuaki Higuchi, Utsunomiya, JP;
Satsuki Muraoka, Utsunomiya, JP;
Hiroki Kuwata, Utsunomiya, JP;
Yusuke Nishimura, Utsunomiya, JP;
Kazuaki Higuchi, Utsunomiya, JP;
Satsuki Muraoka, Utsunomiya, JP;
Hiroki Kuwata, Utsunomiya, JP;
Keihin Corporation, Tokyo, JP;
Abstract
A front housing configuring a scroll compressor is provided in its shaft hole with a first bearing, and the front housing rotatably supports a rotation shaft. The first bearing includes a ball bearing having a plurality of balls. First and second seal rings and are provided between an outer ring fixed to the front housing and an inner ring which abuts against an outer peripheral surface of the rotation shaft. A first seal ring disposed on the side of one side surface of the outer ring is provided such that the first seal ring is in non-contact with the inner ring, and the second seal ring disposed on the side of the other side surface of the outer ring abuts against the inner ring.