FIELD: construction.
SUBSTANCE: secret block comprises sides with recesses for interaction with key bits, a set of levels and crossbar. Slot for locking stub is provided on sides. Crossbar is rigidly fixed among sides. Set of levels is movably installed on locking stubs. Fixed separating plates are installed between levels. Rectangular window is arranged on levels field for compression spring, slots for one of guide stubs, code notches and dead locking window. Code notches interact with code combination on key bits. Dead locking window has locking ledges and counter-ledges for interaction with locking stub. Code notches of levels are arranged at least from three stages. Recess is arranged on facet of locking window contour between counter-ledges.
EFFECT: reduced size of levels, simplified technology of stamping ans reduced metal intensity of lock.
4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SECRET BLOCK FOR LEVEL LOCKS | 2008 |
|
RU2382158C1 |
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|
RU2351726C2 |
| SECRECY BLOCK FOR FOUR-TURN SLIDE-TYPE LOCKS | 2004 |
|
RU2310052C2 |
| SECRET BLOCK OF FOR BIT-KEY LOCK | 2005 |
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RU2330150C2 |
| SECRECY UNIT FOR SLIDE-TYPE LOCK | 2002 |
|
RU2234580C2 |
| SECRET BLOCK FOR LEVEL LOCKS | 2002 |
|
RU2221919C1 |
| WING-KEY LOCK | 2009 |
|
RU2402667C2 |
| SECRECY UNIT OF SLIDE-TYPE LOCKS | 1997 |
|
RU2139399C1 |
| HIGH-SAFETY COMBINATION LOCK | 1993 |
|
RU2034973C1 |
| HIGH-SECURITY LOCK | 1999 |
|
RU2155846C1 |
