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 7191537 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 20, 2007

Filed:

Dec. 31, 2001
Applicants:

Andrew Patrick Kraus, Melbourne, FL (US);

David Michael Peltz, Melbourne, FL (US);

Inventors:

Andrew Patrick Kraus, Melbourne, FL (US);

David Michael Peltz, Melbourne, FL (US);

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01D 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus that will locate the center of a circle in a single operation by positioning two points of registration at the edge of the circle relative to a third point of registration previously set at the edge of the circle where these points are held in accurate spatial relationship to each other and a fourth point of registration that in turn, indicates the center of the circle. By allowing precise registration and novel operation, this invention provides a simpler, more accurate means to locate the center of a circle that precludes the need to make extraneous marks on the circle being measured.


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