发明名称 |
ALS SICHERHEITSSCHLOSS AUSGEBILDETES TUERSCHLOSS |
摘要 |
<p>A mechanical lock device dispensing with a key, wherein a locking and unlocking bar associated with at least one lock unit and a locking and unlocking pawl connected to such bar can be angularly rotated by depressing, in a proper order, pushbuttons of a number r out of a total number n, whereby anybody can operate from outside a dead bolt in a manner to withdraw the same from the mortise. The locking and unlocking pawl is held in engagement within a cutout formed in a control slider fitted in a stem portion of the dead bolt and also in a plurality cutouts formed in the stem portion of the dead bolt and having a larger width than the cutout formed in the control slider. The control slider can be operated by turning a grip. The dead bolt itself can be operated from inside the room irrespective of the position where the locking and unlocking pawl is disposed. The dead bolt can be fitted into a mortise and the lock units can be reset by the reciprocating motion of a lever operated by turning a knob.</p> |
申请公布号 |
DE2746123(A1) |
申请公布日期 |
1978.06.08 |
申请号 |
DE19772746123 |
申请日期 |
1977.10.13 |
申请人 |
NAKAMURA,KATORI,DR.;NAKAMURA GEB. SUGA |
发明人 |
NAKAMURA,KATORI,DR.;SUGA NAKAMURA GEB. |
分类号 |
E05B37/16;E05B37/18;(IPC1-7):05B37/16 |
主分类号 |
E05B37/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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