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Class Information
Number: 315/112
Name: Electric lamp and discharge devices: systems > With load device temperature modifier
Description: Systems wherein the load device in the system is provided with means for heating and/or cooling at least part of the load device structure.










Sub-classes under this class:

Class Number Class Name Patents
315/117 Automatic control of the temperature modifier 95
315/115 Electric heater for the load device 38
315/118 Load device circuit controlled by the temperature modifying medium 73
315/113 Plural load device systems 25


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8692166 Substrate heating device and substrate heating method Apr. 8, 2014
8659242 Light source apparatus Feb. 25, 2014
8653757 DC-DC converter Feb. 18, 2014
8638027 Lighting armature Jan. 28, 2014
8633651 Illumination assembly Jan. 21, 2014
8618735 LED light engine apparatus Dec. 31, 2013
8610357 LED assembly for a signage illumination Dec. 17, 2013
8540369 Led variable light source Sep. 24, 2013
8531110 Method and apparatus for using thermionic devices to recover energy from light sources and other energy conversion devices Sep. 10, 2013
8531126 White light emitting apparatus and line illuminator using the same in image reading apparatus Sep. 10, 2013
8476561 Substrate heating device and substrate heating method Jul. 2, 2013
8426871 Phosphor converting IR LEDs Apr. 23, 2013
8410410 Ultraviolet lamp system with cooling air control Apr. 2, 2013
8405310 LED lamp and production method of the same Mar. 26, 2013
8384301 Light source system capable of dissipating heat Feb. 26, 2013
8384290 Illumination system adaptable to a cooling appliance Feb. 26, 2013
8358072 Circuit arrangement, and method for the operation of a fluorescent lamp Jan. 22, 2013
8330387 Solid-state lighting device Dec. 11, 2012
8330378 Illumination device and method for controlling a color temperature of irradiated light Dec. 11, 2012
8324815 LED lighting system Dec. 4, 2012
8314571 Light with changeable color temperature Nov. 20, 2012
8305014 Lighting control using scan and step change Nov. 6, 2012
8299715 Temperature compensated driver for pulsed diode light source Oct. 30, 2012
8230690 Modular LED lamp Jul. 31, 2012
8222820 LED lamp with replaceable light unit Jul. 17, 2012
8203274 LED and thermal management module for a vehicle headlamp Jun. 19, 2012
8203260 Color temperature tunable white light source Jun. 19, 2012
8198834 LED drive circuit Jun. 12, 2012
8179046 Ultraviolet lamp system with cooling air filter May. 15, 2012
8169146 Metal halide lamp May. 1, 2012
8134297 Ballast for a discharge lamp with adaptive preheating Mar. 13, 2012
7969097 Lighting device with color control, and method of lighting Jun. 28, 2011
7965029 Light-emitting diode illumination apparatus Jun. 21, 2011
7948186 Backlight control circuit having frequency setting circuit and method for controlling lighting of a lamp May. 24, 2011
7893624 Backlight control circuit having frequency setting circuit and method for controlling lighting of a lamp Feb. 22, 2011
7893631 White light luminaire with adjustable correlated colour temperature Feb. 22, 2011
RE41726 Method and apparatus for controlling the temperature of a multiparameter light and/or a component thereof using orientation and/or parameter information Sep. 21, 2010
7794105 Temperature controlled light fixture for environmental chamber Sep. 14, 2010
7789541 Method and system for lamp temperature control in optical metrology Sep. 7, 2010
7683547 Method for lighting flat fluorescent lamp Mar. 23, 2010
7619365 Load control device having a variable drive circuit Nov. 17, 2009
7543977 High intensity utility light Jun. 9, 2009
7499261 Load control device having a split enclosure Mar. 3, 2009
7421224 Heating device, auxiliary power supplying device, auxiliary power supplying system, fixing device, and image forming apparatus Sep. 2, 2008
7375951 Load control device having a split enclosure May. 20, 2008
7372208 Methods and apparatus for thermal management of fluorescent lamps May. 13, 2008
7331700 High intensity utility light Feb. 19, 2008
7288895 System to improve display efficiency based on recycling local heat source Oct. 30, 2007
7250806 Apparatus and method for generating an output signal that tracks the temperature coefficient of a light source Jul. 31, 2007
7127189 Heating unit, auxiliary power unit, fixing unit, and image forming apparatus Oct. 24, 2006

1 2 3










 
 
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