Four speed sailboat winch having separate second gear
Free rotation control apparatus for a hoist and traction machine
Free-chain device for a lever hoist
Free-rotation control apparatus of hoist and traction machine
Freefall winch system and method of operation
Freefall windlass with governor
Friction winch assembly for restraining heavy articles
Gear transmission for a winch
Gear transmission in a lifting machinery
Grab-activated self-locking winch handle
Ground support system
Hand hoist
Hand operated chain block
Hand operated chain block having an improved cover
Hand operated chain block having an improved load chain device
Hand operated chain block having improved hand wheel
Hand winch handle with release feature that permits cable to...
Hand-operated chain block
Hand-operated chain block
Has invented certain and useful improvements in control device f