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:
Aug. 17, 1993
Filed:
Jun. 09, 1992
Applicant:
Inventors:
Toshio Matsubara, Kawasaki, JP;
Takeo Koyama, Machida, JP;
Magozo Hamamoto, Zama, JP;
Shoichiro Koike, Takasaki, JP;
Assignee:
NSK Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
384 49 ;
Abstract
A linear bearing is constructed of a shaft having a cylindrical outer wall, an outer race having a cylindrical inner peripheral wall, a cylindrical retainer inserted for axial displacement within a toroidal space between the outer wall and the inner wall, and plural balls retained for rotation in the retainer and in contact with the outer wall and the inner wall. The balls are provided more densely at axially opposite end portions of the retainer.