BRAKE DEVICE AND ELEVATOR DEVICE USING THIS BRAKE DEVICE
PROBLEM TO BE SOLVED: To enable back-lash in braking operation when a brake is applied to be restricted and at the same time to reduce the number of component parts.SOLUTION: There is provided an electromagnetic magnet for controlling a motion of a plurality of brake shafts. The electromagnetic magn...
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Format: | Patent |
Sprache: | eng ; jpn |
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