Rope winding device

Ropeway crane

Roping method and apparatus

Rotary actuator unit mount for booms and the like

Rotary crane with split race bull wheel

Rotary jib crane

Rotary load lifting hook device

Rotary power drive for a cable traction apparatus

Rotary tower crane for construction purposes with a...

Rotatable and extensible elbow

Rotatable bed and roller assembly

Rotatable connection system for crane boom sections

Rotatable grapple with individually actuated outriggers

Rotatable repair apparatus

Rotatable scaffold

Rotating personnel platform support

Rotating receptacle mixer with powder feed pan and cover means

Rotating support for moving handrail

Rotational grapple

Rotator for crane-mounted working implements especially...