FIELD: safe making. SUBSTANCE: safe has two-wall case and a door with locking device and code lock. Weights are installed and secured in bottom part of the device. Filler is placed between case walls. The filler includes such natural solid members as gravel, pebble, granite poured with glass concrete. Shape of the solid members is close to sphere. Joining surfaces of the case and lid are chamfered. EFFECT: high reliability. 2 cl, 1 dwg
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Authors
Dates
1996-05-27—Published
1992-05-20—Filed