FIELD: small arms mechanisms; safety mechanisms; firing mode selection mechanisms.
SUBSTANCE: according to the first version, the fire selector-safety lock for the firing modes is installed in the receiver and contains a selector sector with a control element. The selector sector has a cylindrical surface made eccentrical relative to the axis of rotation of the selector sector, whereon a spring-loaded lock lever with a guiding protrusion is installed, the protrusion interacting with the support surface provided in the receiver. According to the second version, the fire selector-safety lock of the firing modes is installed in the receiver and contains a selector sector with a control element. The base of the lock lever is installed on the selector sector, the outer cylindrical surface of which is made eccentrical relative to the axis of rotation of the selector sector, whereon a spring-loaded lock lever with a guiding protrusion is installed, the protrusion interacting with the support surface provided in the receiver.
EFFECT: ensuring reliable locking of moving automation parts in the "safety" mode.
2 cl, 9 dwg
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