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    • 4. 发明授权
    • Skeleton key kit
    • 骷髅钥匙套件
    • US4400956A
    • 1983-08-30
    • US290037
    • 1981-08-05
    • William E. Martin
    • William E. Martin
    • E05B19/20E05B27/04
    • E05B19/20Y10T70/7797Y10T70/7802Y10T70/7881
    • A key kit for opening tumbler locks has a key member with a shaft insertable into a tumbler lock, the shaft having a series of longitudinally-spaced recesses into which the tumblers in the lock can respectively enter. A foil of impressionable material is removably positionable on the shaft over the recesses, and a tumbler displacing member is insertable into the lock with the shaft and foil to displace the tumblers without the tumblers engaging the foil. The tumbler displacing member being removable from the lock after the shaft and foil have been inserted therein to enable the key member to be manipulated to cause the tumblers to make impressions in the foil corresponding to the key shape required to open the lock.
    • 用于打开制动栓的钥匙组件具有一个钥匙构件,其中一个轴可插入制动栓锁中,该轴具有一系列纵向间隔开的凹口,锁中的制动栓可分别进入该凹槽中。 可印刷的材料的箔可移动地定位在轴上的凹部上,并且转鼓移动构件可与轴和箔片一起插入到锁中,以移动滚筒,而没有滚筒与箔接合。 在轴和箔已经插入其中之后,转鼓移动构件可从锁上移除,以使操作按键构件以使制动栓在与打开锁所需的键形状相对应的箔中形成印模。