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Class Information
Number: 313/26
Name: Electric lamp and discharge devices > With temperature modifier > Double wall, jacket or casing for envelope > Sealed casing for envelope > Integral double wall type of envelope
Description: Subject matter in which the lamp or discharge device is provided with a double wall envelope, the envelope walls being formed as a unitary, integral body.

Patents under this class:

Patent Number Title Of Patent Date Issued
8710462 Charged particle cancer therapy beam path control method and apparatus Apr. 29, 2014
8674591 Gas discharge lamp with outer cavity Mar. 18, 2014
8436327 Multi-field charged particle cancer therapy method and apparatus May. 7, 2013
8283269 Solarization-resistant glass composition having a UV-cutoff with a definite transmittance gradient and radiating device for a weathering apparatus containing a glass of said composition Oct. 9, 2012
8178859 Proton beam positioning verification method and apparatus used in conjunction with a charged particle cancer therapy system May. 15, 2012
8040031 Lamp with outer tube and attaching member Oct. 18, 2011
7578604 Intense pulse light device having individual rotational light filters therein Aug. 25, 2009
7514856 Method of manufacturing partial layers on lamp bulbs Apr. 7, 2009
7375456 Mount for high intensity discharge lamp May. 20, 2008
7112116 Process for producing an electric lamp with outer bulb Sep. 26, 2006
6924598 Apparatus for providing a kinetic lightning effect Aug. 2, 2005
6924495 Heat controlled ultraviolet light apparatus and methods of sanitizing objects using said apparatus Aug. 2, 2005
6914383 Light source device Jul. 5, 2005
6897602 Flat luminescence lamp and method for fabricating the same May. 24, 2005
6696788 Double jacketed high intensity discharge lamp Feb. 24, 2004
6693373 Colored filter for use in xenon lamp or halogen lamp and method of assembling same Feb. 17, 2004
6667567 Light source unit Dec. 23, 2003
6661168 Low voltage incandescent lamp with dual envelope Dec. 9, 2003
6624580 High pressure electric discharge lamp Sep. 23, 2003
6329742 Metal halide lamp with metal frame supporting a protective sleeve Dec. 11, 2001
6291933 Metal halide lamp with ARC tube secured to frame by clips passing through protective sleeve Sep. 18, 2001
6262534 Lamp having light source mounted directly to stem Jul. 17, 2001
6087764 Liquid-cooled discharge lamp Jul. 11, 2000
6011351 Uncapped electric luminaire having housing and low-pressure discharge lamp connected via adhesive tape Jan. 4, 2000
6008567 Power-saving discharge lamp Dec. 28, 1999
5220236 Geometry enhanced optical output for RF excited fluorescent lights Jun. 15, 1993
5128589 Heat removing means to remove heat from electric discharge lamp Jul. 7, 1992
4949003 Oxygen protected electric lamp Aug. 14, 1990
4945288 Double jacket lamp Jul. 31, 1990
4935668 Metal halide lamp having vacuum shroud for improved performance Jun. 19, 1990
4839565 High pressure double wall sodium arc tube and methods of operating such Jun. 13, 1989
4710679 Fluorescent light source excited by excimer emission Dec. 1, 1987
4443734 High intensity discharge lamp with arc spreading means Apr. 17, 1984
4410828 Jacketed lamp having transverse arc tube Oct. 18, 1983
4401913 Discharge lamp with mount providing self centering and thermal expansion compensation Aug. 30, 1983
4338540 Incandescent lamp Jul. 6, 1982
4296350 Gaseous fluorescent discharge lamp Oct. 20, 1981

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