| 摘要 |
A mortar barrel of on wheel base is made of steel forged tube. The barrel is two-stage one and has five component parts, first is extender with length , and second component part has length and thickness , there yoke-guide is put on, this moves the barrel forward or back. Third part of barrel – breech end, it has length , thickness , there at beneath inner threading is threaded, there with its threading breech section is turned in. In the middle of breech section shaped opening is provided, there shaped striker is placed, with rotary spring that permanently holds the striker in end back position, this is fourth component part of barrel. Fifth component of the barrel is base of the barrel, this has in its set steel yoke with bolt, chamber for electromagnetic striker and ball support. |
