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    • 3. 发明授权
    • Multi-combination push button lock
    • 多组合按钮锁
    • US3937046A
    • 1976-02-10
    • US521469
    • 1974-11-06
    • Hong Wen Wang
    • Hong Wen Wang
    • E05B37/16
    • E05B37/16Y10T292/0997Y10T70/5111Y10T70/722Y10T70/7322Y10T70/8324
    • The lock comprises a lock casing in which there is slidably mounted a lock plate movable between a projected locking position and a retracted unlocking position by a manually actuable operating member projecting from the front face of the casing. A plurality of push button assemblies are mounted in the casing, and each assembly includes a push button, an interlock block and a code changer, the push buttons projecting from the front of the casing and the code changers being accessible at the rear of the casing. By operating the push buttons to selected positions in accordance with the "combination", the interlock blocks are positioned to release the lock plate for operation by the actuating member. The code changers are operable to angularly adjust the interlock blocks to set the desired "combination".
    • 该锁包括锁壳,其中可滑动地安装一锁定板,该锁板可通过从壳体的前表面突出的可手动操作的操作构件在突出的锁定位置和缩回的解锁位置之间移动。 多个按钮组件安装在壳体中,并且每个组件包括按钮,互锁块和代码更换器,该按钮从壳体的前部伸出并且代码转换器可在壳体的后部接近 。 通过按照“组合”操作按钮到所选择的位置,互锁块被定位成释放锁定板,以便由致动构件操作。 代码转换器可操作以角度地调整互锁块以设置期望的“组合”。