Removable coupling device between a photographic camera and an a

Buckles – buttons – clasps – etc. – Separable-fastener or required component thereof – Including member having distinct formations and mating...

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Details

403353, F16B 2109, A44B 2100

Patent

active

044557230

ABSTRACT:
In a removable coupling device between a photographic camera and an accessory of the type comprising at least two coupling pins secure to the camera and a coupling plate provided with key hole shaped opening to receive enlarged heads of the coupling pins and secured to the accessory, there are provided a sleeve bearing secured to the accessory, an operating shaft threaded into the sleeve bearing, a restoring spring for the operating shaft, an intermediate member threaded on the operating shaft and provided with a stop member, a locking frame pivotally supported by the intermediate member and provided with a member urged against one of the pins received in one of the key hole shaped openings when the operating shaft is rotated and an arm which when pushed by the operating shaft rotates the locking frame away from the pin and a spring for normally urge the locking frame against the coupling plate. Coupling members on the camera and the accessory can be interchanged.

REFERENCES:
patent: 1804420 (1931-05-01), Kelley
patent: 2446018 (1948-07-01), Miskimen
patent: 2556839 (1951-06-01), Cretella
patent: 2824315 (1958-02-01), McKenny

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