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:
Sep. 18, 1990
Filed:
May. 05, 1988
Applicant:
Inventor:
Giora Kutz, Tel Aviv, IL;
Assignee:
Azimuth Ltd., , IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C / ;
U.S. Cl.
CPC ...
33268 ; 33227 ;
Abstract
There is proposed an instrument for determining true bearing during daytime using the sun as a reference preferably for use together and as an attachment to known angular measuring instruments, such as geniometers, the instrument consisting of a shadow producing member to produce a shadow on a reference member. The shadow is to be cast at a predetermined location on the reference member when the shadow producing member is exactly aligned with the sun.