FIELD: automatic weapons.
SUBSTANCE: cooled gun barrel in the form of a pipe contains external inclined grooves made, except for the chamber area and the chase. The grooves are separated by ribs. In the breech of the barrel, annular slots are made in the ribs, which, like the grooves, expand from their bottoms to the vertices of the ribs separating them.
EFFECT: increased survivability of the cooled barrel, reduced labor intensity.
2 cl, 1 dwg
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|---|---|---|---|
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|
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| COOLED MACHINE-GUN BARREL | 2021 |
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| PRODUCTION OF BARREL | 2013 |
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| FORMING PART OF HOT DIE FOR BILLET-SHAFT WITH GEAR AT END | 2018 |
|
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| FORMING PART OF THE HOT MOLD FOR THE SHAFT WORKPIECE WITH A GEAR AT THE END | 2021 |
|
RU2773958C1 |
