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. 13, 2011
Filed:
Jan. 31, 2006
Masachi Hosoya, Fujisawa, JP;
Toshiaki Yamaguchi, Maebashi, JP;
Tsuyoshi Saitou, Chigasaki, JP;
Hiroyuki Itou, Chigasaki, JP;
Yasushi Tomizuka, Yokohama, JP;
Toyohisa Yamamoto, Fujisawa, JP;
Masachi Hosoya, Fujisawa, JP;
Toshiaki Yamaguchi, Maebashi, JP;
Tsuyoshi Saitou, Chigasaki, JP;
Hiroyuki Itou, Chigasaki, JP;
Yasushi Tomizuka, Yokohama, JP;
Toyohisa Yamamoto, Fujisawa, JP;
NSK Ltd., Tokyo, JP;
Abstract
A thin-wall bearing, comprising a retainer () formed in a divided type having a plurality of resin plate-like members (), (), . . . curved along an inner ring () and an outer ring (). The retainer () comprises pockets () opening to the axial end part thereof and rollingly holding balls (). Slit-like through holes () extending in the axial direction and opening to the axial end part where the opening parts () of the pockets () are positioned are formed at the center parts of pillars () between the pockets () and () adjacent to each other. As a result, the thin-wall bearing can have excellent lubricity.