Safety clasp for jewelry

Details Safety clasp for jewelry Safety clasp for jewelry

1992-07-13

1993-08-03

Brittain, James R.

Buckles, buttons, clasps, etc.

Separable-fastener or required component thereof

Including member having distinct formations and mating...

24589, A44B 1126

Patent

active

052317404

ABSTRACT:
A safety clasp for jewelry including a receptacle having a cavity and a pair of opposed shoulders extending into the cavity. A leaf spring, which is insertable into the receptacle, includes a pair of legs in angular relation with each other. A first or primary clasp mechanism is provided to engage the leaf spring with the receptacle wherein a first leg terminates in a free end which will engage the opposed shoulders. An additional clasp mechanism is provided in the event of failure or unfastening of the primary clasp. A pair of inwardly extending recesses are provided in the first leg, the recesses being spaced from the end to form a pair of fins in order to engage the opposed shoulders.

REFERENCES:
patent: 812661 (1906-02-01), Luckhaupt
patent: 833458 (1906-10-01), Hausherr
patent: 889230 (1908-06-01), Hoffman
patent: 1141575 (1915-06-01), Naylor
patent: 1238495 (1917-08-01), Christ
patent: 3092885 (1963-06-01), Guanche
patent: 3308517 (1967-03-01), Geldwerth
patent: 3947932 (1976-04-01), Flynn
patent: 4170809 (1979-10-01), Geldwerth
patent: 4426854 (1984-01-01), Geldwerth
patent: 4520537 (1985-06-01), Valikov
patent: 4527316 (1985-07-01), Murphy
patent: 4530221 (1985-07-01), Weinberg
patent: 4543692 (1985-10-01), Ode

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