发明名称 Theatrical fog particle protection system for image projection lighting devices
摘要 An image projection lighting device is disclosed comprising a base housing, a yoke, and a lamp housing. The base housing may include or have located therein, a processing system and a communications port. The lamp housing may include or have located therein, a video projector, an antireflective aperture, a cooling system, and an air filter system. The image projection lighting device may further include a multicolor video display device, which may display a signal indicating a service alert, such as a filter service alert. Service information, concerning the image projection lighting device, may be transmitted by the image projection lighting device from the communications port to a central controller.
申请公布号 US6988807(B2) 申请公布日期 2006.01.24
申请号 US20030657630 申请日期 2003.09.08
申请人 BELLIVEAU RICHARD S 发明人 BELLIVEAU RICHARD S.
分类号 G09G3/36;G03B21/00;G03B21/16;G03B21/20;G03B37/04;H01J7/44;H01K1/62;H05B37/02 主分类号 G09G3/36
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