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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/261
Name: Illumination > Light source (or support therefor) and modifier > Carbon arc type
Description: Subject matter wherein the light source has an electrode containing carbon which is consumed during the operation of the device.










Sub-classes under this class:

Class Number Class Name Patents
362/262 With electrode feed means 15


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8398263 Filter wheel Mar. 19, 2013
8322886 Lighting tube fitting Dec. 4, 2012
7896526 Light source for endoscopy or microscopy Mar. 1, 2011
7891846 Light source apparatus, optical apparatus, and image projection apparatus Feb. 22, 2011
7841742 Circuit board slot for an integral HID reflector lamp Nov. 30, 2010
7837356 Reflector lamp with outer bulb Nov. 23, 2010
7825597 Discharge lamp Nov. 2, 2010
7747094 Image encoder, image decoder, image encoding method, and image decoding method Jun. 29, 2010
7731393 Light fixture for producing an oblong luminous surface Jun. 8, 2010
7654708 Light source device and projection-type image display device Feb. 2, 2010
7628511 Light source device Dec. 8, 2009
7594739 Light source device and projection-type image display device Sep. 29, 2009
7588348 Lamp device, manufacturing method for same and projector having a lamp device Sep. 15, 2009
7559675 Light source device and projector Jul. 14, 2009
7549771 Light source device and projector Jun. 23, 2009
7547118 Mechanism to insure correct rotation of arc tube in socket Jun. 16, 2009
7547116 Positive contrast roadway lighting system Jun. 16, 2009
7527393 Apparatus and method for eliminating outgassing of sports lighting fixtures May. 5, 2009
7478928 Light source device Jan. 20, 2009
6929385 Apparatus and method for increasing light output over operational life of arc lamp Aug. 16, 2005
6905230 UV lamp retainer system Jun. 14, 2005
6896392 Apparatus and method for operating a portable xenon arc searchlight May. 24, 2005
6883934 Light source device, illumination device liquid crystal device and electronic apparatus Apr. 26, 2005
6679619 High intensity discharge (HID) lamp with integral ballast and underwater lighting systems incorporating same Jan. 20, 2004
6595661 Lamp housing Jul. 22, 2003
5510967 Hid headlamp assembly Apr. 23, 1996
5452188 Modular strobe bar Sep. 19, 1995
5414600 Condensing and collecting optical system using an ellipsoidal reflector May. 9, 1995
5363293 Area lighting system for near uniform illumination of a square horizontal surface area without side glare and including a horizontally-oriented arc tube lamp Nov. 8, 1994
5355055 Lighting assembly and an electronic ballast therefor Oct. 11, 1994
5343368 Thermally neutral portable power sources Aug. 30, 1994
5299279 Short arc lamp soldering device Mar. 29, 1994
5230555 Fiber optic arc lamp system Jul. 27, 1993
5228770 Search light Jul. 20, 1993
5211473 Glare control lamp and reflector assembly and method for glare control May. 18, 1993
5163750 Light apparatus Nov. 17, 1992
5142458 Search light Aug. 25, 1992
5140225 High frequency lamp transformer for linear lighting fixture Aug. 18, 1992
5134557 Means and method for increasing output, efficiency, and flexibility of use of an arc lamp Jul. 28, 1992
5111371 Arc-stream correcting lamp holder May. 5, 1992
5105346 Method and apparatus for illuminating an underwater environment Apr. 14, 1992
5089945 High-intensity underwater light source Feb. 18, 1992
5072347 Search light Dec. 10, 1991
5016151 High-intensity underwater light source May. 14, 1991
4974132 Light trap for arc lamp ventilating system Nov. 27, 1990
4959762 Luminaire containment means for lamp rupturing Sep. 25, 1990
4947303 Glare control lamp and reflector assembly and method for glare control Aug. 7, 1990
4912614 Light valve projection system with non imaging optics for illumination Mar. 27, 1990
4912365 Automatic carbon-replacing weather resistance testing apparatus Mar. 27, 1990
4887190 High intensity fiber optic lighting system Dec. 12, 1989

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