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Why You Should Install a Hook Lock Hook locks will stop thieves from taking your contents from your van by securing to the vehicle door. They also reduce the likelihood of workplace accidents caused by faulty spring latches on traditional sling hooks, which fail to close when not in use. This paper utilizes bifurcation and numerical continuation theories to study the motion characteristics of a specific type of hook lock mechanism. The influences on the landing gear's weight and the spring's lo
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