发明名称 DUAL AXIS RETROREFLECTIVE ARTICLES
摘要 Dual axis retroreflective articles that combine dual axis retroreflection an d three axis retroreflection to provide a steady glow due to the three axis retroreflective portions of the article and also provide intermittent or flashing retroreflection as the plane of retroreflection from the dual axis retroreflector passes through or near the light source. T he retroreflective articles may also include dual axis retroreflective structures in combination with sparkling reflective structures, as well as dual axis retroreflective structures in combination with both three axis retroreflective structures and sparkling reflective structures. Methods of use include moving the dual axis retroreflective structures to obtain intermittent or flashing retroreflection.
申请公布号 CA2293657(C) 申请公布日期 2006.12.19
申请号 CA19972293657 申请日期 1997.10.24
申请人 MINNESOTA MINING AND MANUFACTURING COMPANY 发明人 DREYER, JOHN F.;WHITE, KENNETH M.;LIGHTLE, VERA L.
分类号 G02B5/124;G02B5/12 主分类号 G02B5/124
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