Design 1
This is a simplified version of the original design. The design consists of a hand winch placed above the trunk and has a counterweight to allow steadyness within the crane.
The advantages and disadvantages of this design are stated below.
Advantages
Bearings will allow the crane to rotate , therefore there is greater accessibility for different angles.
The base is steady with four adjustable ( anglular adjustment ) legs.
The base does not take up much space and can access areas which are difficult.
Disadvantages
The bending moments and stress analysis will more complex .
The crane would suffer from the possibility of tipping over.
Bearings make the system more complex.
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