Coupling and latching mechanism for extensible boom
Crane
Crane boom top plate lateral support
Crane having a multi-section boom
Crane having boom rest
Cranes
Device for maintaining a tool attachment in a knuckle boom crane
Device of the kind comprising at least three movably co-ordinate
Double link level luffing crane
Endless chain drive for telescopic jib sections
Engine hoist and support apparatus
Excavator boom derrick
Extensible boom for cranes
Extensible boom with manual section stored in base
External pendant pay-out system with anti-droop control
External pendant pay-out system with anti-droop control
Fail-safe stop arrangement for crane boom extension cable
Furnace delining apparatus
Height-adjustable hoist
Hoisting means including constant tension hoist wire