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公开(公告)号:US4298921A
公开(公告)日:1981-11-03
申请号:US87482
申请日:1979-10-23
申请人: Jens C. Krogsrud , Kai O. Soerensen
发明人: Jens C. Krogsrud , Kai O. Soerensen
IPC分类号: F21V17/00 , F21S6/00 , F21S8/00 , F21S13/02 , F21V20060101 , F21V1/00 , F21V1/08 , F21V1/10 , F21V1/14 , F21V1/24 , F21V7/00 , F21V7/04 , F21V7/05 , F21V7/09 , F21V7/22 , F21V17/02 , F21V17/06 , F21V19/00 , F21V21/26 , F21V21/30 , F21V23/04 , F21W131/402 , F21Y101/00
CPC分类号: F21V7/0066
摘要: An electric lamp which provides substantially uniform lighting throughout a work area. The area extends from directly under the lamp a substantial distance beyond the shade. A faceted reflector provides the desired distribution of the light.
摘要翻译: 一种在整个工作区域提供基本均匀照明的电灯。 该区域从灯下直接延伸超过阴影。 小平面反射器提供所需光的分布。