Safety clamping device for pull-cable in aerial cableway arrange

Details Safety clamping device for pull-cable in aerial cableway arrange Safety clamping device for pull-cable in aerial cableway arrange

1976-01-27

1977-06-28

Spar, Robert J.

Railways

Traction

Cable

24115R, 24115G, 104202, 403 11, 403 32, B61B 1212

Patent

active

040318303

ABSTRACT:
A safety clamping device for a pull-cable arrangement for use in an aerial cableway comprising a pair of clamping jaws provided with cable-clamping cups disposed internally thereof, a plurality of synthetic-resin strips interposed between the cable-clamping cups and the clamping jaws and a spring storage device disposed in pressure relationship between one of the clamping jaws and a pressure plate whereby a frictional coupling is provided for a pull-cable and a trolley under normal operation, but being effective to drop the synthetic-resin strips and release the pull-cable, to detension the spring device in reaction to increase in friction and/or heat as a protection against development of excessive friction and/or heat.

REFERENCES:
patent: 2840008 (1958-06-01), Lodvick et al.
patent: 3605491 (1971-09-01), Senn

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