Traction elevator
AssigneeKabushiki Kaisha Toshiba
InventorsMotoharu Otsuka, Hidehiko Kobayashi
Life of this patent
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AssigneeKabushiki Kaisha Toshiba
InventorsMotoharu Otsuka, Hidehiko Kobayashi
Estimating the term…
An elevator has a rope connected at a first end thereof to a top of a car and at a second end thereof to a top of a counterweight and guided and driven by a sheave that is rotated by a motor. A compensating rope suspends between the car and the counterweight. The compensating rope has a curving portion, a first linear portion on the car side of the curving portion, and a second linear portion on the counterweight side of the curving portion for compensating an imbalance of weight between a portion of the rope on the car side of the sheave and a portion of the rope on the counterweight side of the sheave. A first guide is arranged to guide the first linear portion and the second linear portion, and a second guide is arranged below the first guide and positioned between lines extending from the first linear portion and the second linear portion for guiding the curving portion of the compensating rope. A frame is arranged in a pit of an elevator shaft for supporting the first guide and the second guide.
An elevator having a rope having a first end connected to a top of a car and a second end connected to a top of a counterweight, and the rope being guided by a sheave that is rotated by a motor, comprising:
Dependencies are inferred from the claim text.