AUTOMATIC SMALL ARMS Russian patent published in 1999 - IPC

Abstract RU 2137079 C1

FIELD: automatic firearm, in particular, machine guns. SUBSTANCE: turning bolthead 13 is freely installed relative to receiver 1 and spring- loaded relative to breechblock carrier 8 by spring 18 installed on firing pin 17. Thus, removal and installation of quick-changeable barrel 5 may be accomplished at any position of machine gun movable parts, and absence of friction of bolthead 13 on receiver 1 enhances reliability of functioning of firearm in difficult conditions (dust loading, ice formation, etc.). EFFECT: enhanced reliability. 2 dwg

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RU 2 137 079 C1

Authors

Bogdanov Ju.M.

Bordakov S.I.

Zhirekhin V.I.

Lipsman D.L.

Namitulin A.A.

Obidin N.M.

Dates

1999-09-10—Published

1997-07-14—Filed