Signalling means for rotary latches

Details Signalling means for rotary latches Signalling means for rotary latches

1979-02-12

1981-04-28

Moore, Richard E.

Closure fasteners

Bolts

Swinging and camming

292252, E05C 304

Patent

active

042640920

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.

REFERENCES:
patent: 1152443 (1915-09-01), Shaw
patent: 1639661 (1927-08-01), Newcomb
patent: 2095271 (1937-10-01), Swanstrom
patent: 2143626 (1939-01-01), Jones
patent: 2919569 (1960-01-01), Davis
patent: 2969667 (1961-01-01), Newcomer, Jr. et al.
patent: 3254517 (1966-06-01), Wheeler
patent: 3402379 (1968-09-01), Amis, Jr. et al.
patent: 3503642 (1970-03-01), Poe
patent: 4061370 (1977-12-01), Hauber

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