Rope clamping arrangements for sailboats or other applications

Details Rope clamping arrangements for sailboats or other applications Rope clamping arrangements for sailboats or other applications

1976-09-08

1978-06-27

Hoffman, Drayton E.

Implements or apparatus for applying pushing or pulling force

Step-by-step traveling bar

Pawl actuated

24134R, 188 651, 254164, 24134KB, B66D 516

Patent

active

040970230

ABSTRACT:
In a block for a rope or sheet: a pulley over which the rope moves, an eccentric cam which is pivotable to selectively clamp or release the rope against the pulley and a pivotably lever to which the cam is connected such that motion of the lever pivots the cam between its clamping and releasing position; bearing means to enable pivoting of the lever away from the cam clamping position; a spring to at least return the cam to its clamping position.

REFERENCES:
patent: 887344 (1908-05-01), Nelson
patent: 1033311 (1912-07-01), Gilloon et al.
patent: 1709910 (1929-04-01), Gray
patent: 1956903 (1934-05-01), Kline
patent: 2867020 (1959-01-01), Lefebvre
patent: 2867875 (1939-01-01), Davison
patent: 3186372 (1965-06-01), Cleveland
patent: 3765061 (1973-10-01), Nash
patent: 3770244 (1973-11-01), McCloud

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