发明名称 Illumination device generating an essentially fan-shaped light beam.
摘要 <p>The present invention relates to an illumination device (1) comprising at least one tight source (2) arranged in association with at least one refractor element (3) with a single axis and projecting a light beam onto the latter, the said beam passing through the said refractor and leaving it in the form of a light beam with an essentially fan-shaped blade conformation. &lt;IMAGE&gt;</p>
申请公布号 EP0445874(A1) 申请公布日期 1991.09.11
申请号 EP19910200438 申请日期 1991.03.01
申请人 IGUZZINI ILLUMINAZIONE S.R.L. 发明人 CASTAGLIONI, PIETRO MARIA
分类号 F21S8/00;F21V7/04;F21W131/10 主分类号 F21S8/00
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