Electric steering lock apparatus with overheat protection
An electronic control and actuator technology, which is applied to anti-theft vehicle accessories, instruments, building locks, etc., can solve the problems of increasing manufacturing costs and increasing manipulation and locking equipment
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[0016] An electronically operated locking device 1 according to a preferred embodiment of the present invention will now be described with reference to the accompanying drawings.
[0017] refer to Figure 1(a) and 1(b) , the electronically manipulated locking device 1 includes a manipulation shaft 11 , a lock pin 12 , an electric motor 13 serving as an actuator, and a lock control unit 14 . The lock control unit 14 is connected to a detection switch 16 . In the preferred embodiment, the detection switch 16 is preferably a normally open (contact type) mechanical switch (limiting the switches of this preferred embodiment). One end of the detection switch 16 is connected to the positive pole of the battery and the other end is connected to the locking control unit 14 .
[0018] The lock control unit 14 controls the motor 13 with a drive signal and drives the motor 13 . The motor 13 has a rotating shaft fixed to the worm wheel 17 . The worm wheel 17 is in rotational mesh with...
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