Connecting mechanism for joining parts of vehicles, machines and buildings, has hidden blocking device that can be moved between blocking position and release position for preventing and permitting rotary movement of connected parts

摘要

The connecting mechanism includes first and second rotating fasteners (16,18) for coupling together the first and second parts (10,16) of a vehicle, machine or building. The connecting mechanism also includes a hidden blocking device that can be moved between blocking position for preventing rotary blocking movement of the connected parts, and release position for permitting the rotary unblocking movement of the connected parts. The blocking device includes a blocking plug (22), blocking balls (24) and a guide cage (26).