Bicycle alarm

Details Bicycle alarm Bicycle alarm

1990-01-24

1991-06-11

Eisenzopf, Reinhard J.

Communications: electrical

Condition responsive indicating system

Specific condition

70233, G08B 1314

Patent

active

050235966

ABSTRACT:
An alarm lock particularly suitable for use with a bicycle or similar article to be secured, comprising a casing having an integral clamping device and containing an alarm siren which can be actuated either by an internal motion sensitive device, or by breaking or disconnecting a security loop which is connected around the article. Both of the alarm devices are connected to an automatically resettable detector circuit which includes a timer for resetting after a predetermined period. A battery for the circuit is contained in a compartment which is closed by abutment of the alarm lock against the body of the article, when it is attached by the integral clamping device.

REFERENCES:
patent: 3755778 (1973-08-01), Kennedy
patent: 3772645 (1973-11-01), Odenz et al.
patent: 3910081 (1975-10-01), Pender
patent: 4833456 (1989-05-01), Heller

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