发明名称 Counterweight-night vision goggle system
摘要 A counterweight attached to the back of a ballistic helmet to balance the load of a night vision goggle which night vision goggle is secured to the front edge of a ballistic helmet. The counterweight includes a back plate having fingers extending inward to engage the helmet. The fingers space the back plate apart from the surface of the helmet to define a slot with the helmet. A pair of arms are joined to the back plate and extend laterally outward from the back plate and define a recess on the inner surface of the back plate. Hooks are secured to and extend inwardly from guide surfaces on the arms. These hooks engage the rear edge of the helmet. The back plate has a recess defined in its outer surface which recess is partially in registration with the recess on the inner surface of the back plate.
申请公布号 US6374407(B1) 申请公布日期 2002.04.23
申请号 US20000584212 申请日期 2000.05.31
申请人 HOWELL FRANK A. 发明人 HOWELL FRANK A.
分类号 A42B3/04;G02B23/12;(IPC1-7):A41D3/04;A61F9/02 主分类号 A42B3/04
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