Swing arm to prevent sway of elevator ropes

Details Swing arm to prevent sway of elevator ropes Swing arm to prevent sway of elevator ropes

1997-12-23

1999-09-07

Terrell, William E.

Elevator, industrial lift truck, or stationary lift for vehicle

Miscellaneous

187411, B66B 700

Patent

active

059472324

ABSTRACT:
An apparatus is provided for preventing sway of elevator ropes (7). The apparatus comprises a swing arm (2) positioned within a hoistway (6) of an elevator. The swing arm is movable between a first position and a second position wherein the swing arm is in proximity with the ropes in the first position and the ropes contact the swing arm thereby reducing sway and wherein the swing arm is positioned outside of the path of an elevator car (8) in a second position. An embodiment includes a sheath (21) having tapered ends (22, 23) mounted to the end of the swing arm to facilitate the movement of the swing arm through the plurality of ropes.

REFERENCES:
patent: 134179 (1872-12-01), Whittier
patent: 3991856 (1976-11-01), Shigata et al
patent: 4117908 (1978-10-01), Nara et al.
patent: 4668155 (1987-05-01), Kaufmann et al.
patent: 5103937 (1992-04-01), Robertson

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