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公开(公告)号:US08739677B1
公开(公告)日:2014-06-03
申请号:US13374177
申请日:2011-12-05
IPC分类号: F41G1/00
摘要: A boresight verification device (BVD) comprised of a circular housing with a rear portion of smaller diameter and a front portion of larger diameter. The front portion securely holds a level. The circular housing also contains a plurality of spring plungers which grip the inside of a muzzle when BVD is inserted into a muzzle for use. A tooling ball provides a stable reference point.
摘要翻译: 一种视轴验证装置(BVD),其包括具有较小直径后部的圆形壳体和较大直径的前部。 前部牢固地保持一个水平。 当BVD插入枪口用于使用时,圆形壳体还包含多个弹簧柱塞,其夹紧枪口内部。 工具球提供了稳定的参考点。
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公开(公告)号:US09709359B1
公开(公告)日:2017-07-18
申请号:US13374178
申请日:2011-12-05
摘要: A significantly simplified sight unit for a mortar is provided consisting of a gauge tool for boresight procedures containing a frame with two legs, each containing a level secured to the frame by a securing bracket. A plurality of C-brackets and screw assemblies stabilize and help further secure the levels to the frame.
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