Mechanically controlled switch with automatic opening

Details Mechanically controlled switch with automatic opening Mechanically controlled switch with automatic opening

1982-11-09

1984-09-04

Andrews, George

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Automatic circuit-interrupting devices

335 6, 335 45, 335175, 335176, 200243, H01H 7364

Patent

active

044700288

ABSTRACT:
A mechanically controlled power switch with automatic opening is provided for limiting short circuits. A switch (13), a breaking chamber (30) which is associated therewith, a coil (50), a striker (51) cooperating therewith, and a lock (53) for holding the power switch in open position S after the appearance of a short circuit are placed in a removable cartridge (23) provided with connection terminals (37, 55). This switch cartridge is advantageously used in mechanically controlled protection apparatus or in electromagnetic contactor apparatus having their own protection.

REFERENCES:
patent: 2721241 (1955-10-01), Leyhausen
patent: 3538477 (1970-11-01), Walters et al.
patent: 3559120 (1971-01-01), Myers
patent: 3605050 (1971-09-01), Goldman
patent: 3864649 (1975-02-01), Doyle
patent: 3979675 (1976-09-01), Maier

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