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公开(公告)号:US09631887B2
公开(公告)日:2017-04-25
申请号:US14962351
申请日:2015-12-08
申请人: F.J. Feddersen, Inc.
IPC分类号: F41A21/18
CPC分类号: F41A21/18
摘要: The present invention relates to rifling of a gun barrel to provide grooves and bores in the gun barrel separated by a single edge area and a polygonal area.
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公开(公告)号:US20160131451A1
公开(公告)日:2016-05-12
申请号:US14962351
申请日:2015-12-08
申请人: F.J. Feddersen, Inc.
IPC分类号: F41A21/18
CPC分类号: F41A21/18
摘要: The present invention relates to rifling of a gun barrel to provide grooves and bores in the gun barrel separated by a single edge area and a polygonal area.
摘要翻译: 本发明涉及枪管的膛线,以在枪管中提供由单个边缘区域和多边形区域分隔开的凹槽和孔。
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