Device for lifting loads, especially heavy loads, in a stepwise
Device for lowering a load, for example a diving bell from a ves
Device for moving large and heavy loads
Device for the braking of towing cables in tow-type ski lifts
Device in rope hoists for limiting speed when lowering a load
Double fingered bumper jack body
Double-drum winch
Double-drum winch
Drawworks control apparatus
Drill rig hoist
Drill spring tension limiting device for floating drilling vesse
Drill string heave compensator and latching apparatus
Drive mechanism for a line-pulling apparatus