发明名称 Readily collapsable portable lighting system having a simplified holder for color filters
摘要 A portable lighting system which includes a stand having an adjustable effective length which positions lights carried on a frame at a predetermined vertical position with respect to a supporting surface. The frame is releasably secured to the stand and can readily be set up and dismantled for transport in a compact space. Lights carried by the frame include a new and simple technique for attaching the gelatine filter holders, and may be connected to a foot operated control box which includes switches actuated to energize preselected lights or groups of lights. The energized lights or preselected energized lights can be intensity modulated with a foot operated dimmer while leaving the operator's hands free to play a musical instrument.
申请公布号 US4319311(A) 申请公布日期 1982.03.09
申请号 US19790027712 申请日期 1979.04.06
申请人 MITCHELL, W. PHILLIP 发明人 MITCHELL, W. PHILLIP
分类号 F21S8/00;F21V23/00;(IPC1-7):F21V21/22;F21V21/30 主分类号 F21S8/00
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