FIELD: lock production. SUBSTANCE: lock has a casing and barrel with coaxial concentric openings, axle and handle and rotary disk with spring stops placed in crosswise slots of the barrel. Spring loaded pairs of pins and buttons are placed in openings of the casing and barrel. Pin butts coming in contact are spherical. Buttons are additionally spring loaded about the pins. Casing is provided with ledges interacting with spring stops. Barrel is spring loaded in angular direction about the casing. Disk is spring loaded towards opposite direction about the barrel. EFFECT: higher reliability. 2 cl, 4 dwg
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