[ overhead crane systems comprising gears; griders; supporting frames; runway beams; ] overhead cranes; [ end trucks; wheels; drive tires; gear reducers; electric motors; hydraulic motors; air motors; drive motors; ] electrical conductors; [ electrical controls; electrical control cabinets; hydraulic supply units; air supply units; hand held direct connected electrical, pneumatic, and hydraulic operators for controlling crane operation; remote control operators for controlling crane operation...

CRANE-MOUNTED CONCRETE CONVEYORS