| 摘要 |
An automobile steering lock consisted of a lock body received in an inner casing covered by an outer casing, a shackle having two opposite ends inserted into holes on the outer and inner casings and holes on the lock body and locked in place by two opposite stop plates, a lock cylinder disposed perpendicular to the shackle and having a bevel gear coupled to the plug thereof, a switch control gear meshed with the bevel gear and having two keys respectively engaged into a respective lock notch either stop plate, a microswitch, a light emitting diode and a burglar alarm respectively connected to the microswitch, whereby the microswitch is switched on as the shackle is inserted into position; turning the plug of the lock cylinder causes the bevel gear to turn the switch control gear in moving the stop plates toward each other, and therefore the shackle is unlocked.
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