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    • 3. 发明授权
    • Add-on tamper-resistant lock device for cover
    • 附加防盗锁装置
    • US06308997B1
    • 2001-10-30
    • US09138512
    • 1998-08-24
    • Daryl R. HaseleySteven M. McHugh
    • Daryl R. HaseleySteven M. McHugh
    • B65D2730
    • E05B65/0089E05B35/008E05B39/02E05C5/04F16B23/0007F16B41/005G01R11/24H02B1/063Y10T70/5562Y10T292/48
    • A device having a cover with an edge portion which is placed in adjacent relationship to a flange when the cover is in a closed position, a lock structure for locking the cover to the flange including a nut mounted on the flange for receiving the threaded shank of a bolt which extends through a bore in the end wall of a shroud having a cavity therein which contains the head of the bolt having a curvilinear groove therein for receiving a key. A method of adding a lock structure to a cover of a device including the steps of forming a first hole in a flange of the device, mounting a nut on the flange, forming a second hole in the shroud which aligns with the first hole, mounting a shroud in the second hole, extending the shank of a bolt through a portion of the shroud mounted in the hole, with the head of the bolt being contained within a cavity in the shroud.
    • 一种具有盖子的装置,所述盖子具有边缘部分,当所述盖子处于关闭位置时,该边缘部分与所述凸缘相邻地设置;用于将所述盖子锁定到所述凸缘的锁定结构,所述锁定结构包括安装在所述凸缘上的螺母, 延伸穿过其中具有空腔的护罩的端壁中的孔的螺栓,其中包含螺栓的头部,其中具有用于接收钥匙的曲线槽。 一种将锁结构添加到装置的盖中的方法,包括以下步骤:在装置的凸缘中形成第一孔,将螺母安装在凸缘上,在护罩中形成与第一孔对准的第二孔,安装 在第二孔中的护罩,通过安装在孔中的护罩的一部分延伸螺栓的柄,螺栓的头部被容纳在护罩的空腔内。