Hoisting device, particularly a block

Details Hoisting device, particularly a block Hoisting device, particularly a block

1978-07-24

1981-04-28

Spar, Robert J.

Implements or apparatus for applying pushing or pulling force

Device or member for contacting and guiding moving cable

Including rotatable, cable contacting, pulley wheel element

24127, B66D 136

Patent

active

042640563

ABSTRACT:
A pulley having a fixed lateral pulley externally of the blocks thereof for variably braking a line on a rotatable sheave of the pulley.

REFERENCES:
patent: 869827 (1907-10-01), Coleman
patent: 1671435 (1928-05-01), McKissick
patent: 2343086 (1944-02-01), Schultz
patent: 2677863 (1954-05-01), St. John
patent: 2793740 (1957-05-01), Daudt

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