| 摘要 |
A tool box includes an upper frame with a transparent cover mounted thereto and a lower frame with a base member connected to the bottom thereof, a first recess defined in one of the sides of upper frame which is defined by two end walls so that a locking device is movably received in the first recess. The locking device has a flexible plate extending therefrom and a hook extending form the bottom thereof. A second recess is defined in the top surface of the lower frame and a slot defined through the top surface so that the hook is movably engaged with the slot. The flexible plate is urged against to the second end wall when the locking device is shifted to open the cover and will return to its original position by the flexible plate.
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