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US06786304B2 Guide for elevator 失效
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Guide for elevator
摘要:
A guide device for an elevator in which a pair of corresponding actuators are controlled by controllers in accordance with information from acceleration sensors, and the force with which guide members are pressed against guide rails is adjusted. Each controller includes a current amplification device and diodes. The diodes selectively output signals from the current amplification device to the pair of actuators.
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