| 摘要 |
A key-set device for locking a cover of heavy equipment is provided to absorb shocks generated when a cover is opened and closed by attaching a rubber to one surface of a lock plate. A key-set device for locking a cover of heavy equipment comprises a key-cylinder(10), a main spring(20), a lock plate(30), a sub spring(50), a rod(40), a sub plate(60), and a nut(70). The key cylinder is inserted into a cover. The main spring is installed around the outer surface of the key cylinder. The lock plate is attached to one end of the key cylinder, with having the main spring between them. The sub spring is installed to the rod at the back of the lock plate to support the lock plate. The sub plate supports one end of the sub spring. A rubber(31) is attached to one part of the lock plate to absorb shock generated when opening and closing the cover. |
