Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1994-12-30
1996-06-11
Peng, John K.
Communications: electrical
Condition responsive indicating system
Specific condition
340427, 340432, 70 571, 70 21, E05B 4506
Patent
active
055259642
ABSTRACT:
An electronic cable lock is provided. The lock includes a sealed lock body having a lock core, and an electronic device enclosed therein. The electronic device includes a sensor which will trigger a buzzer to sound when an attempt to illegally break the lock is sensed.
REFERENCES:
patent: 4546345 (1985-10-01), Naito
patent: 4811578 (1989-03-01), Masoncup
patent: 4980667 (1990-12-01), Ames
patent: 5191314 (1993-03-01), Ackerman
patent: 5404735 (1995-04-01), Hsieh
patent: 5406257 (1995-04-01), Saito
Klein David I.
Peng John K.
Rosenberg Morton J.
Wong Albert K.
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