Logging donkey engine

Logging machine

Low-profile lifting apparatus

Lowering device mechanism

Main line toggle apparatus

Manual chain block

Manual chain block

Manual winch with safety clutch, especially as a power...

Marine block

Marine crane lifting control

Marine heave compensating device and winch drive

Material handling system and method of operating the same

Mechanical brake for a hoist and traction machine

Mechanical interlock system for hoisting machinery

Mechanism for winding and paying out cables and the like

Method and apparatus for aerial wire stringing through areas...

Method and apparatus for braking a derrick winch

Method and apparatus for controlling speed and direction of...

Method and apparatus for reeving a hoisting cable

Method and device for the braking of moving bodies with high...