SCISSOR LIFT DESCENT CONTROL SYSTEMS AND METHODS
A lift device comprises a base, a retractable lift mechanism, a work platform, a linear actuator, an electromagnetic brake, and a manual release device. The electromagnetic brake is movable between an engaged position and a disengaged position. In the event of a power failure, the electromagnetic br...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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