Jewelry closure having both magnetic and mechanical clasps

Details Jewelry closure having both magnetic and mechanical clasps Jewelry closure having both magnetic and mechanical clasps

1993-06-21

1994-05-17

Sakran, Victor N.

Buckles, buttons, clasps, etc.

Having magnetic fastener

24616, A44B 2100

Patent

active

053116470

ABSTRACT:
A jewelry closure includes a magnetic closure and a mechanical closure which is a safety feature, preventing the magnetic closure from being opened inadvertently. The mechanical closure includes a wire member partially embedded in a groove in a first jewelry closure member and a groove for receiving the wire member in a second jewelry closure member. The magnetic and mechanical closures are closed substantially simultaneously.

REFERENCES:
patent: 1774347 (1930-08-01), Bainton
patent: 2771768 (1956-11-01), Tudor
patent: 3129477 (1964-04-01), Mizuno
patent: 3263444 (1966-08-01), DiCroce
patent: 4246679 (1981-01-01), Monett
patent: 4543692 (1985-10-01), Ode et al.
patent: 5092019 (1992-03-01), Levy

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