The elevator drive mechanism in PROTOS 70 cigarette making and tipping machine combination was complicated and hard for maintenance.

P ROTOS 70卷接机组的提升带传动机构原传动方式结构复杂，维修困难。

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The main microcomputer functions as the elevator collective selective control and status control of power drive system.

主微机实现电梯集选控制功能和控制电梯电力拖动运行状态。

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The invention discloses an intelligent balance drive elevator, which is used in situations of high-rise buildings requiring elevators.

本发明公开了一种智能型平衡驱动电梯，用在高层建筑物需要电梯场合。

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Regenerative elevator drive technology cannot generate electricity by itself.

FORBES: Dark Day for Elevators in Big Apple

Here the issue is whether regenerative elevator drive technology is a renewable energy source eligible for support in the New York RPS program and whether we want to provide increased RPS collections to fund such support.

FORBES: Dark Day for Elevators in Big Apple

Supporting his bulk all the way to the elevator, she planned to get him downstairs and drive him to the hospital in her Mazda.

NEWYORKER: The Valetudinarian