Machine roomless elevator
AssigneeOtis Elevator Company
InventorsTianming Lin, Jianwei Zhang, Feiqun He, Guohua Zhang
Life of this patent
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Abstract
A machine roomless elevator comprises a car (5) within a hoistway (14), a counterweight (1) within a space between said car (5) and a wall of said hoistway (14) and on which a plurality of counterweight suspension wheels (2) are arranged, and a traction sheave (13). Hoist ropes (4) can be devided into a plurality of groups corresponding to the number of said counterweight suspension wheels (2) after one ends thereof round said traction sheave (13), each group being fixed on a counterweight side termination after rounding corresponding one of said counterweight suspension wheels (2).
Claims9
A machine roomless elevator comprising:
- a car within a hoistway;
- a counterweight within a space between said car and a wall of said hoistway, and on which a plurality of counterweight suspension wheels are arranged;
- and
- a traction sheave,
- wherein hoist ropes are divided into a plurality of groups corresponding to the number of said counterweight suspension wheels after one ends thereof round said traction sheave, each group being fixed on a counterweight side termination after rounding corresponding one of said counterweight suspension wheels.
Dependencies are inferred from the claim text.