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.

Date of Patent:
May. 27, 2008

Filed:

Jul. 11, 2007
Applicant:

Brian George Babin, Williamsburg, VA (US);

Inventor:

Brian George Babin, Williamsburg, VA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A through the hole rotary position sensor which incorporates a single ring magnet with a central aperture. The rotating shaft whose angular position is to be sensed is received in the central aperture. The through the hole rotary position sensor includes a pair of pole pieces which extend around the circular magnet. Magnetic flux responsive elements are disposed adjacent the pole pieces. In order to shield the sensor from undesirable magnetic flux influences through the rotatable shaft, an internal shunt ring is provided around the exterior of the rotatable shaft. The circular magnet, pole pieces, magnetic flux responsive element, optional shunt rings and shunt discs are carried by a non-magnetic housing.


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