Invention Grant
US08739677B1 Boresight verification device 失效
视觉验证设备

Boresight verification device
Abstract:
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.
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