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.:

US 7187437 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 06, 2007

Filed:

Feb. 25, 2005
Applicants:

Eugene L. Shaw, Lake Orion, MI (US);

Forrest S. Wright, Rochester, MI (US);

Inventors:

Eugene L. Shaw, Lake Orion, MI (US);

Forrest S. Wright, Rochester, MI (US);

Assignee:

Shearographics, LLC, Lake Orion, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 9/02 (2006.01); G01N 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Described is an anomaly detector apparatusfor detecting an anomaly in a substrate, e.g., a tire comprising: a source of coherent lightto shine the lightdirectly onto the tire surfaceand the light being reflectedfrom the tire; a stressing apparatus, which is juxtaposed to the tire and which, can optionally stress the tire; a reflected light receiving apparatusfor receiving the lightreflected directly from the tire surfacewhether the tire is in a stressed or unstressed condition; a comparatorwhich views and compares images of reflected light from the reflected light receiving apparatuswhen the tire is stressed or unstressed thereby ascertaining an anomaly in the tire and generates an output from the comparison; and a display apparatuselectronically connected to the comparator for displaying the output from the comparator. Also described is a plurality of sourcesand light receiving apparatussitting atop a vertically moving support structurethat may view 360 degrees, of the whole circumferential interior surface of the tire.


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