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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/15
Name: Illumination > Photographic lighting > Plural light sources or light source supports > Lamp substitution or selection > Indexing (i.e., dynamic) > With electrical ignition
Description: Subject matter combined with means to apply electrical energy to a combustible light source.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7810941 Multi-level flash diffuser Oct. 12, 2010
7245224 Methods and systems for diagnosing projection device failure Jul. 17, 2007
5641222 Light gun Jun. 24, 1997
5641284 Flash bulb cartridge for light guns Jun. 24, 1997
4661058 Stabilized silver compound switch Apr. 28, 1987
4659307 Aluminum hydroxide stabilized switch Apr. 21, 1987
4565431 Photographic camera and flash assembly Jan. 21, 1986
4553928 Switching device for photoflash unit Nov. 19, 1985
4496311 Multilamp photoflash array fabrication Jan. 29, 1985
4493667 Multilamp photoflash array fabrication Jan. 15, 1985
4487574 Switching device for photoflash unit Dec. 11, 1984
4478571 Photoflash array humidity protected switches Oct. 23, 1984
4470801 Photoflash unit with circuit pattern for redundant switching of lamps Sep. 11, 1984
4458298 Photoflash array interface tab Jul. 3, 1984
4456946 Subminiature array with flexible reflector Jun. 26, 1984
4435156 Subminiature array with normally closed and normally open switches Mar. 6, 1984
4432723 Multilamp photoflash unit with improved quick-disconnect switch Feb. 21, 1984
4427368 Subminiature array with retaining reflector Jan. 24, 1984
4382774 Spark gap switch May. 10, 1983
4379690 Photoflash switching array and fabrication utilizing silver-oxide coated solids Apr. 12, 1983
4371915 Photoflash unit with reflector recesses for circuit board switches Feb. 1, 1983
4371914 Photoflash unit with circuit board radiation switches for selective pairing of lamps Feb. 1, 1983
4334856 Photoflash array with selective pairing of lamps Jun. 15, 1982
4334262 Flash lamp array having composite circuit board and electric shield member Jun. 8, 1982
4330821 Radiation switch for photoflash unit May. 18, 1982
4329734 Flash lamp array having electrical shield May. 11, 1982
4329140 Multiple flash arrangement with redundant fuse arrangement May. 11, 1982
4326242 Multilamp photoflash unit having secured housing Apr. 20, 1982
4326241 Multilamp photoflash unit Apr. 20, 1982
4326240 Multilamp photoflash unit having engageable connector tab Apr. 20, 1982
4325104 Multilamp photoflash unit with functional label Apr. 13, 1982
4324543 Photoflash array with selective pairing of lamps and switching of common circuit Apr. 13, 1982
4306855 Photoflash unit having reflector with openings surrounded by transparent regions Dec. 22, 1981
4303963 Multilamp photoflash unit with protection against electrostatic charges Dec. 1, 1981
4302794 Linear multilamp photoflash unit Nov. 24, 1981
4298908 Flashlamp disk containing internal reflectors Nov. 3, 1981
4286307 Multilamp photoflash unit with circuit crossover Aug. 25, 1981
4282559 Photoflash unit having flashlamps using looped lead-in wires for retention Aug. 4, 1981
4282558 Multilamp photoflash unit with circuit crossover Aug. 4, 1981
4278420 Photoflash lamp, method of making same, and photoflash circuit Jul. 14, 1981
4257764 Flash lamp array with improved switch mounting Mar. 24, 1981
4243371 Flash lamp array construction Jan. 6, 1981
4240786 Switching devices for a flash lamp array and method Dec. 23, 1980
4234304 Circuit board having conductor runs resistant to formation of non-conductive localized areas and method Nov. 18, 1980
4223372 Electric flash device Sep. 16, 1980
4182607 Photoflash lamp unit utilizing radiation and voltage responsive switch devices Jan. 8, 1980
4158493 Flash lamp assembly having heat-responsive indexing members Jun. 19, 1979
4154569 Flashlamp unit May. 15, 1979
4130857 Multilamp photoflash unit Dec. 19, 1978
4126409 Flash array provided with a high voltage combustion flash lamp Nov. 21, 1978

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