Secure release apparatus for anti-theft fastening device

Details Secure release apparatus for anti-theft fastening device Secure release apparatus for anti-theft fastening device

1983-07-22

1985-07-09

Sakran, Victor N.

Buckles, buttons, clasps, etc.

Cord and rope holders

Pivoted part

24136R, 24155BR, 24303, 40 20R, 70159, 361142, 361160, B65D 5510, H01F 312

Patent

active

045273103

ABSTRACT:
The secure release apparatus is used with an anti-theft device having a member which is movable in response to an applied magnetic field. The secure release apparatus comprises a cover plate with an access opening and a permanent magnet structure which produces a concentrated magnetic field sufficiently strong to move the member. A tamper prevention structure is movable into a first position for preventing the member from moving into the concentrated field.

REFERENCES:
patent: 1005445 (1911-10-01), Maib et al.
patent: 1311040 (1919-07-01), Burton
patent: 2117615 (1936-07-01), Krogh
patent: 3343384 (1965-08-01), Barr
patent: 3628267 (1971-12-01), Minasy
patent: 3947930 (1976-04-01), Martens et al.
patent: 3974581 (1976-08-01), Martens et al.
patent: 4012813 (1977-03-01), Martens et al.
patent: 4221025 (1980-09-01), Martens et al.
patent: 4339853 (1982-07-01), Lipschitz

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