Sheaving arrangement

Details Sheaving arrangement Sheaving arrangement

1975-05-30

1977-03-08

Spar, Robert J.

Traversing hoists

Overhead

Cable

212 59R, 2541391, B66C 2300

Patent

active

040108520

ABSTRACT:
In a crane having a boom, a load cable, a traveling block and multiple sheaves for the cable, an improved sheaving arrangement for preventing spinning of the traveling block and twisting of the cable when raising and lowering the traveling block.

REFERENCES:
patent: 483161 (1892-09-01), Morgan
patent: 1928958 (1933-10-01), Young et al.
patent: 2277386 (1942-03-01), Brown
patent: 2960310 (1960-11-01), Hull
patent: 3191779 (1965-06-01), Thomson
patent: 3294262 (1966-12-01), Person
patent: 3369671 (1968-02-01), Yasukouchi
patent: 3471033 (1969-10-01), Drury
patent: 3591022 (1971-07-01), Gagarina et al.
patent: 3768664 (1973-10-01), Bauer et al.

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