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:
Mar. 06, 1990
Filed:
Aug. 26, 1985
Applicant:
Inventors:
Raymond F Culver, Marietta, GA (US);
Sudershan K Khurana, Marietta, GA (US);
Assignee:
Lockheed Corporation, Calabasas, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B / ;
U.S. Cl.
CPC ...
33836 ; 33531 ; 33833 ; 33542 ;
Abstract
Disclosed is a measuring device for determining both absolute and comparative depths of the countersunk portions of countersunk holes drilled in a workpiece, the measuring device being capable of centering itself within a hole being measured so that repetitive measurements can be made early and accurately; further the measuring device is capable of measuring the depth of a countersunk hole through a template.