发明名称 |
Fire arm |
摘要 |
An improved semi-automatic shotgun of the type contains a magazine tube (8) around which is provided a cylinder (9) whose interior part communicates with an interior part of a barrel (2) of the invention. In this cylinder (9) and around the magazine tube (8), a piston (10) can be shifted by propulsion gases. The piston cooperates with a sleeve (12) provided with a rod (13) which can act upon the whole of the moving parts (14) on the one hand, and a control or pressure control valve (11) on the other hand is situated in the piston block (10).
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申请公布号 |
US5429034(A) |
申请公布日期 |
1995.07.04 |
申请号 |
US19940275381 |
申请日期 |
1994.07.15 |
申请人 |
BROWNING S.A. SOCIETE ANONYME |
发明人 |
BADALI, JOSEPH A.;ROUSSEAU, JOSEPH F. N. |
分类号 |
F41A5/28;(IPC1-7):F41A5/18 |
主分类号 |
F41A5/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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