https://good-sullivan-3.federa....tedjournals.com/why-
Why You Should Install a Hook Lock A hook lock will prevent thieves from stealing the contents of your van by securing it to the door of the vehicle. They also reduce the risk of work-site accidents caused by malfunctioning spring latches on traditional sling hooks, which do not snap shut when not in use. This paper employs bifurcation and numerical continuation theories to analyze the motion characteristics of the mechanism for hook locks. To optimize the unlocking force t