Device of the kind comprising at least three movably...
Directional indicating device for detecting improper...
Directly driven slewing gear for drag line excavators
Disconnect means for rotary cranes
Disconnect mechanism for upper section of crane
Disengaging apparatus
Disengaging apparatus
Dismounting device for heavy load hoisting member
Dismounting device for heavy load hoisting sling
Displacement apparatus
Docking and hoisting device for cruiser dinghies
Double anchor and lifting shackle for concrete slabs
Double slewing crane construction
Double slewing crane construction
Double-masted crane with improved brake arrangement
Dragline including improved boom
Dragline including improved walking mechanism
Dragline rotating frame structure
Draw bar sling
Dredger