Powered auxiliary hoist mechanism for a gantry crane
Practical intelligent assist device
Press line with workpiece feeding device
Programme controlled hydraulic loading crane
Protective circuit for overload sensor
Public works machine having a removable counterweight and method
Radio control aerial automatic carrying system
Radio control aerial automatic carrying system
Radio controlled downhill skyline logging carriage and system
Radio controlled electric slack puller, brake and battery rechar
Radio-controlled skyline carriage
Remote controlled line locking, slack pulling cable logging carr
Remote controlled slack pulling log skidding carriage
Ring supported tower crane
Rope hoist provided with traversing machinery
Rope hoist with elastic frame
Ropeway crane
Rotary counterweight crane with a removal track section
Rotary crane
Rotary crane