Antitheft lock for two-wheeled vehicle, e.g. bicycle, has integral alarm unit with smoke generator using electrically-ignited smoke cartridge

摘要

The lock comprises a U-shaped shackle (3) fitting into a base portion (2) to retain a cable (10). The alarm is integrated into the locking device (1) used to secure the cycle and includes a smoke generator, preferably using an electrically-ignited smoke cartridge operated by an integral battery.