Trapezoidal section has thinner edge from inside and thicker edge from outside... Line of action is from thinner edge.. Inner edge to hook act as curved beam make it smoother to operate.
trapezoidal cross section
crane hook is made of quenched & tempered alloy steel.
A crane is a vehicle used to lift things usually with a hook.
casting
Shank Hook Eye Hook
A construction crane uses a large hook, or a wrecking ball.
A crane hook is the hook used on an operating crane. These heavy hooks are usually comprised out of steel material.
there are lots of different parts of a crane here are some boom arm,base,rotational part,hook and wire
hook
Get a crane hook the car and put it on top of the plane .
Boom: The long arm of the crane that extends and lifts objects. Hook: The attachment at the end of the crane’s cable that secures and lifts loads. Trolley: The mechanism that moves along the boom, allowing the hook to reach different points. Motor: Provides the power needed for the crane's operation. Counterweights: Balances the load being lifted, ensuring stability and safety.
MG doublebeam gantry crane with hook is composed of gantry, crane crab, trolley traveling mechanism,cab and electric control system. More information you can find in Azeus Crane Co., Ltd