Patents for F21V 29 - Cooling or heating arrangements (43,888)
02/1988
02/02/1988US4723200 Electric light holder
01/1988
01/20/1988EP0253080A2 Ventilation system for stage light instrument
01/19/1988CA1231687A1 Air cooled light fixture with baffled flow through a filter array
01/14/1988WO1988000315A1 Airfield marker light operating at a relatively low temperature
01/12/1988US4719545 Source light for cameramen, lighting technicians, set lighting for motion pictures, stage and television
12/1987
12/03/1987DE3617987A1 Luminaire (light) for filming, video or photographic purposes
11/1987
11/03/1987US4704668 Sleeve type lamp stabilizer
11/03/1987US4704665 Corrosion resistant electric luminaire having rigid internal support structure
11/03/1987US4704660 High-intensity light source for a fiber optics illumination system
10/1987
10/27/1987US4703404 Portable lighting device
10/20/1987US4701833 Ventilation system for stage light instrument
10/13/1987US4700279 Spotlight incorporating a power supply
09/1987
09/24/1987DE3704502A1 Illumination device
09/15/1987US4694381 Light projector for movable optical effects
09/08/1987US4692849 Heat free examination light with fully rotatable head and arm
09/01/1987US4691267 Film illuminator
08/1987
08/11/1987US4686612 Lamp reflector assembly
07/1987
07/07/1987US4678959 Device for cooling the pinch seal of an electric lamp, and an electric lamp and an irradiation apparatus provided with this cooling device
06/1987
06/19/1987DE3543087A1 Light emitter
06/09/1987CA1222736A1 Lamp
06/02/1987US4670821 Shock resistant light for MIG welder
06/02/1987CA1222493A1 Light with mount for plural lamp bulbs
05/1987
05/12/1987US4665472 Fan drafted lamp
05/07/1987DE3539239A1 Device for stabilizing the heat balance in luminaire housings
04/1987
04/21/1987US4660132 Cooling device for mounting and protecting an optical element
04/14/1987US4658338 Lighting projectors with an intensified and accelerated air flow cooling system for photographic and motion picture studios
04/01/1987EP0215943A1 High-intensity light source for a fiber optics illumination system
03/1987
03/11/1987EP0213560A1 Light signal generator
02/1987
02/24/1987US4646214 Miniature coaxial lighting assembly
01/1987
01/14/1987EP0208392A1 UV-suntanning equipment
01/02/1987DE3523028A1 Fixed luminaire operated by solar energy
01/02/1987DE3522070A1 Pendant luminaire
12/1986
12/30/1986US4632539 Air-cooled apparatus
12/16/1986US4630182 Illuminating system
11/1986
11/26/1986EP0202335A1 Signal light unit having heat dissipating function
11/12/1986EP0201013A2 Infrared floodlight assembly
11/11/1986US4622624 Under shelf task lighting fixture
10/1986
10/29/1986EP0199052A2 Light projector for movable optical effects
10/09/1986WO1986005858A1 High-intensity light source for a fiber optics illumination system
09/1986
09/10/1986EP0193631A1 Device for dissipating heat, particularly, in motor vehicle headlights, searchlights, and the like
08/1986
08/13/1986CN85108264A Device for colling the pinch seal of an electric lamp and an irradiation apparatus provided with this colling device
08/05/1986US4604680 Infrared floodlight
07/1986
07/15/1986US4600979 Passive cooling system for a luminaire
07/01/1986US4598347 Heat sink floodlight casing and reflector
06/1986
06/24/1986US4596433 For an energy efficient fluorescent lamp
06/18/1986EP0184867A1 Device for cooling the pinch seal of an electric lamp, and an electric lamp and an irradiation apparatus provided with this cooling device
06/17/1986US4595971 Vented luminaire fixture
05/1986
05/22/1986WO1986002985A1 Signal light unit having heat dissipating function
05/12/1986EP0167591A4 Lamp support.
04/1986
04/29/1986US4586117 Air cooled light
03/1986
03/25/1986US4578742 Removable lampholder
03/04/1986US4574337 Underwater lights
02/1986
02/25/1986US4572164 Light source device for endoscope
01/1986
01/21/1986CA1199617A1 High temperature resistant lighting device
01/15/1986EP0167591A1 Lamp support.
01/07/1986US4563730 Vehicle head lamp with synthetic resin reflector and ring-shaped heat shielding member
01/07/1986US4563729 Double-insulated, compact, folded fluorescent tube fixture
01/07/1986US4563589 Ultraviolet curing lamp device
11/1985
11/19/1985US4554621 Modular light assembly
10/1985
10/08/1985US4546420 Air cooled light fixture with baffled flow through a filter array
10/01/1985CA1194297A1 Curing apparatus and method
09/1985
09/17/1985CA1193584A1 Plastic heavy-duty luminaire
07/1985
07/30/1985EP0138806A4 Lamphouse.
07/04/1985WO1985002896A1 Lamp and support therefor
07/02/1985US4527225 Lamp and support therefor
06/1985
06/04/1985US4521839 Strip lighting system
05/1985
05/02/1985EP0138806A1 Lamphouse
04/1985
04/17/1985EP0137005A1 Air-cooled apparatus for an irradiation by means of polarized light.
04/02/1985US4509104 High temperature resistant lighting device
03/1985
03/20/1985EP0134591A1 Curing apparatus
03/05/1985US4503358 Fluorescent lamp having separate cooling means for ballast and fluorescent tube
02/1985
02/26/1985US4502103 Light with mount for plural lamp bulbs
02/13/1985EP0132687A1 Lighting fixture for a compact fluorescent lamp
01/1985
01/29/1985US4497016 Lighting device
01/23/1985EP0131886A1 Lighting fixture for a fluorescent lamp
12/1984
12/18/1984US4489368 High intensity discharge light fixture
12/18/1984US4489366 Portable light-beam projector locating device, system
08/1984
08/30/1984WO1984003350A1 Lamphouse
08/16/1984WO1984003049A1 Air-cooled apparatus for an irradiation by means of polarized light
07/1984
07/31/1984CA1171828A1 Submersible high intensity lamp
07/25/1984EP0114107A1 Improved lighting fixture
07/11/1984EP0112994A2 Vapor proof housing assembly and system
05/1984
05/01/1984US4446510 Reflector sealing apparatus
03/1984
03/06/1984US4434562 Method of curing ink on a moving piece of work
02/1984
02/08/1984EP0100294A2 Light with mount for plural lamp bulbs
01/1984
01/24/1984CA1161008A1 Low-pressure mercury vapour discharge lamp
12/1983
12/27/1983US4423471 Mobile lighting fixture, method and boom
12/27/1983US4423348 Combined high pressure discharge lamp and reflector assembly
12/06/1983US4419716 Vapor proof housing assembly and system
11/1983
11/30/1983EP0095120A1 Vehicle headlamp or the like having a layer which prevents localized heating
09/1983
09/27/1983CA1154416A1 Lighting fixture
09/20/1983US4405882 Air flow sensor
07/1983
07/12/1983US4393323 Fluorescent lamp shield
07/06/1983EP0082998A1 Vehicle head lamp
05/1983
05/10/1983US4383200 Low-pressure mercury vapor discharge lamp
03/1983
03/09/1983EP0073669A1 Curing apparatus
01/1983
01/11/1983US4368508 Light for submersible pressure vessel with cooling means
01/05/1983EP0068417A1 Endoscope light source apparatus
12/1982
12/15/1982EP0066855A2 Fluorescent lamp device
12/07/1982US4363083 Screw-based incandescent lamp type fluorescent lamp