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.

Date of Patent:
Jul. 22, 1980

Filed:

Feb. 12, 1979
Applicant:
Inventors:

L Richard Poe, Long Beach, CA (US);

William R Bourne, Redondo Beach, CA (US);

Assignee:

Hartwell Corporation, Placentia, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C / ;
U.S. Cl.
CPC ...
292241 ; 70432 ;
Abstract

A rotary latch and its method of operation, the latch being caused to move between a position flush with a surrounding surface and a protruding position as the latch is moved between its latched position and its unlatched position, a rotary drive means, by reason of its protruding position, being readily visible to indicate the unlatched condition; the rotary drive means including a control sleeve having radially outwardly facing detent pockets engaged by a radially movable pin, one socket being engaged when the latch is in its flush-latched condition, second socket being engaged when in its fully unlatched condition, and a third socket being engaged as a secondary latch.


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