Traction machine of elevator

Details Traction machine of elevator Traction machine of elevator

1977-12-06

1979-10-30

Rowland, James L.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

B66B 502, B66B 712

Patent

active

041725093

ABSTRACT:
A traction machine of a traction type elevator with a detector operable at occurence of abnormal car traveling. The traction machine includes a painting system to operate at the necessary time to paint the traction surface of a traction sheave of the elevator and at least one of main ropes near the traction sheave with a friction increasing material. It may include a foreign material remover to operate at the necessary time to rub the traction surface of the traction sheave. The painting system and the foreign material remover are driven through the operation of the detector.

REFERENCES:
patent: 1943917 (1934-01-01), Josky
patent: 2859864 (1958-11-01), Ibaugh et al.
patent: 3093399 (1963-05-01), Smith
patent: 3440894 (1969-04-01), Hananann
patent: 3838752 (1974-10-01), Berkovitz

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