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:
Apr. 28, 1981
Filed:
Feb. 12, 1979
Applicant:
Inventor:
William R Bourne, Placentia, CA (US);
Assignee:
The Hartwell Corporation, Placentia, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C / ;
U.S. Cl.
CPC ...
292241 ; 292252 ;
Abstract
A rotary latch including a hook arm joined to a drive sleeve having an end flush with a surrounding surface, the sleeve having a tool receiving socket; the socket also receiving a reciprocal signal shaft occupying a flush position when the latch is secured but automatically movable to an extended position or retracted position to signal that the latch is not secured.