FIELD: ironmongery, particularly accessories in connection with locks.
SUBSTANCE: locking safety device and coded lock may be used in door structure including locks and at least one eye. Device comprises shell made as metal box with orifices. One orifice is formed in rear box side and adapted to receive suspended lock eyes. Another orifice is formed in bottom box side and is adapted to install the suspended lock inside the box. Lower box orifice is closed with flap pivotally connected with one box side and provided with latch having coded lock. Coded lock comprises set handles fixedly connected with fingers, as well as a number of plates provided with orifices and adapted to receive fingers. At least one plate is connected with latch, another plates are fastened with door. Finger profile and figured plate orifice profiles are formed so that one handle has additional degree of freedom only in one preselected angular handle position so that the handle may displace the plate connected with the latch. Some orifices are figured.
EFFECT: increased operational reliability under adverse conditions.
6 cl, 3 dwg
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|---|---|---|---|
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SU1756518A1 |
