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:
May. 04, 1999
Filed:
May. 27, 1997
Applicant:
Inventors:
Kouichi Morita, Fujisawa, JP;
Hideo Ouchi, Fujisawa, JP;
Assignee:
NSK Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
384448 ; 324174 ;
Abstract
In the rolling-bearing unit with rpm detecting device of this invention, there are first and two opposing sections where the sensor is faced to the tone wheel, and the magnetic resistance at these two opposing sections changes at the same time as the rotating ring rotates. These two opposing sections are located in series in the magnetic circuit which includes the stator.