B - Operations – Transporting – 66 – D
Patent
B - Operations, Transporting
66
D
B66D 3/10 (2006.01) A62B 1/06 (2006.01) B66D 3/04 (2006.01) B66D 5/32 (2006.01)
Patent
CA 2281259
A load-handling device comprising a pair of pulley assemblies each having a body, at least one pulley supported by the body, and having a peripheral outer surface, a rope secured at one end to a support structure and entrained about each of the outer surfaces to interconnect the pulleys in a load-handling arrangement. Each of the pulley assemblies include a one way clutch acting between the body and the pulley to inhibit rotation relative to the body in one direction. The surfaces of the pulleys thereby providing frictional engagement for the rope in the one direction to facilitate handling of the load.
Coffman Thomas E.
O'rouke Michael J.
Mine Safety Appliances Company
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Surety Manufacturing And Testing Ltd.
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