Radiant energy – Photocells; circuits and apparatus – Combined with diverse-type device
Patent
1997-07-17
1999-03-23
Le, Que T.
Radiant energy
Photocells; circuits and apparatus
Combined with diverse-type device
180219, H01J 4014
Patent
active
058863494
ABSTRACT:
An automatic motorcycle stand including a gear box fastened to a motorcycle to hold a reduction gear set, a reversible DC motor controlled by a manual switch to turn the reduction gear set, a steering gear driven by the reduction gear set to turn a rocker shaft, a rocker arm driven by the rocker shaft to move the stand of the motorcycle between the operative position and the non-operative position, two limit switches alternatively triggered by an actuating screw on the rocker shaft to stop the reversible DC motor, a photoelectric sensor mounted in the speedometer of the motorcycle and triggered to cut off power supply from the reversible DC motor upon zero reading of the speedometer, a 2P manual switch switched to turn the reversible DC motor forwards or backwards alternatively, and a 2P limit switch mounted in the ignition switch of the motorcycle to lock the 2P manual switch from being operated to move the stand to the non-operative position when the ignition switch of the motorcycle is switched off, or to unlock the 2P manual switch for permitting it to be operated when the ignition switch of the motorcycle is switched on.
REFERENCES:
patent: 4651845 (1987-03-01), Yagasaki
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