Traction elevator system having cable groove in drive sheave for

Details Traction elevator system having cable groove in drive sheave for Traction elevator system having cable groove in drive sheave for

1975-10-07

1977-06-21

Cherry, Johnny D.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

742303, 742305, 7423024, 242155BW, 254190R, 254191, B66B 1108

Patent

active

040305694

ABSTRACT:
An elevator system including an elevator car, a counterweight, metallic ropes or cables interconnecting the elevator car and counterweight, and a traction drive which includes a drive sheave. The drive sheave includes metallic cable groove members secured to its periphery which support and guide the cables in an axially compliant arrangement which increases the traction efficiency and reduces cable and groove wear.

REFERENCES:
patent: 1802759 (1931-04-01), Dunlop
patent: 3838752 (1974-10-01), Berkovitz
patent: 3934482 (1976-01-01), Byers

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