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. 16, 2011
Filed:
Jan. 12, 2007
Applicant:
Mark E. Lacroix, Winchester, NH (US);
Inventor:
Mark E. LaCroix, Winchester, NH (US);
Assignee:
Timken US Corporation, Canton, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sensing apparatus that includes first and second magnet assemblies. The first magnet assembly includes first and second magnets that have respective first and second opposite magnetic fields, and respective first and second dimensions. The first dimension is relatively smaller than the second dimension. The second magnet assembly is positioned at a distance from the first magnet assembly. The second magnet assembly includes a third magnet that has a third magnetic field which is opposite to the first magnetic field.