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Topic: Halogen lamp


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  Halogen lamp with a heat insulating washer interposed between a lamp housing and a reflector - Patent 6137210
A halogen lamp includes a bowl-shaped lamp housing, a light source, a reflector which has the light source mounted thereon and which is disposed on the lamp housing, and a heat insulating washer which is made of a heat insulating elastic material.
A halogen lamp as claimed in claim 1, further comprising a curved heat insulating plate which is made of a heat insulating material and which is attached to said lamp housing around said light source, thereby diminishing heat transfer from said light source to said lamp housing.
Normally, in a conventional halogen lamp, because a lamp housing encloses and contacts the reflector, the lamp housing and the reflector are made of a heat resisting metal.
www.freepatentsonline.com /6137210.html   (1108 words)

  
 Method of manufacturing tungsten halogen lamp - Patent 4129348
In the manufacturing of a tungsten halogen lamp containing a fill including an organic halide, the steps which comprise exhausting the lamp, adding said fill to the lamp, sealing the lamp and then heating the lamp in a nonoxidizing atmosphere to a temperature sufficient to dissociate the organic halide.
In such lamps, the active filament sections comprise only part of the total filament length and since the carbon deposit occurs on the wall only in the vicinity of the hot filament, the reduction of light emission is worse in such lamps.
In contrast, lamps which were not heated to the dissociation temperature before burning exhibited fl swirls on the bulb wall and heavy halogen deposits during similar burning, with failure in some cases occurring before 50,000 cycles.
www.freepatentsonline.com /4129348.html   (750 words)

  
  Incandescent light bulb - Wikipedia, the free encyclopedia
They built their lamp with a shaped rod of carbon held between electrodes in a glass globe filled with nitrogen.
Because the lamp envelope must be very hot for this to work, the envelopes are often made of fused quartz instead of ordinary glass, which would soften and flow too much at these temperatures.
Quartz halogen lamps are used in some scientific instruments as UV-B light sources.
en.wikipedia.org /wiki/Halogen_lamp   (3441 words)

  
 Teklight Halogen Bulb FAQ's   (Site not responding. Last check: 2007-11-03)
Lamp flening and the consequent loss of lumens are standard for incandescent lamps, but halogen lamps are designed not to flen as they age.
Halogen lamps maintain their lumen output throughout their lifetime due to the key mechanism of the halogen cycle which binds with the tungsten that is vaporized off of the lamp filament itself.
The change in electrical resistance in halogen lamps is minimal because the tungsten halogen cycle replaces material in the filament and the higher gas pressure inside the bulb suppresses the evaporation of tungsten.
www.teklight.com /FAQ_s/faq_s.html   (1338 words)

  
 Incandescent light bulb -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-11-03)
Because the lamp envelope must be very hot for this to work, the envelopes are made of (Colorless glass made of almost pure silica) quartz glass instead of ordinary glass, which would soften and flow too much at these temperatures.
Halogen bulbs often come inside one of these standard bulbs, but also come with (A small slender (often pointed) piece of wood or metal used to support or fasten or attach things) pin bases.
Quality halogen incandescents are closer to 15% efficiency, which, although still extremely low, will allow a 60 watt bulb to provide nearly as much light as (and a 75 watt to provide even more than) a non-halogen 100 watt.
www.absoluteastronomy.com /encyclopedia/i/in/incandescent_light_bulb.htm   (2996 words)

  
 Halogen - Wikipedia, the free encyclopedia
The word halogen was coined to mean elements which produce salt in union with a metal.
Halogens are highly reactive, and as such can be harmful or lethal to biological organisms in sufficient quantities.
Chlorine is by far the most abundant of the halogens, and the only one needed in relatively large amounts (as chloride ions) by humans.
en.wikipedia.org /wiki/Halogen   (589 words)

  
 Glossary | Alternatives to Halogen Torchieres | Lighting Answers | NLPIP
The CCT rating for a lamp is a general indication of the "warmth" or "coolness" of its color.
Lamp life: The number of hours at which half of a large group of lamps have failed when operated under standard testing conditions.
Luminaire: A complete lighting unit consisting of a lamp or lamps and the parts designed to distribute the light, to position and protect the lamps, and to connect the lamps to the power supply.
www.lrc.rpi.edu /programs/NLPIP/lightingAnswers/halogenTorchiers/quest_ten.asp   (482 words)

  
 Siemens AG - Specially Coated Halogen Lamp Sheds Light on Surgery
The Siemens subsidiary Osram has launched a new halogen lamp on the market that is up to 30 percent more efficient than previous halogen lamps with the same level of power consumption and heat generation.
The transparent coating, which is only a few nanometers (millionths of a millimeter) thick, acts as a mirror that reflects the heat emitted by the filament as infrared rays and sends it back to the filament, which is heated to a temperature of almost 3,000 degrees Celsius.
Another special feature of the new XIR lamps is that they are filled with the noble gas xenon, which Osram also uses in other halogen lamps such as car headlights.
www.siemens.com /index.jsp?sdc_p=d1184570pFEcfi1182563lmn1182567os2u20z3&sdc_contentid=1364747   (297 words)

  
 Fire Dangers With Halogen Torchiere Floor Lamps   (Site not responding. Last check: 2007-11-03)
Halogen torchiere floor lamps, free-standing lamps with open, shallow bowl tops that provide indirect "up lighting," have become increasingly popular since their introduction in the United States 1983.
Consumers who own halogen torchiere floor lamps without a glass or wire guard over the glass bulb shield can receive a free wire guard with installation instructions from several different national-chain retail stores, which are helping the industry make the guards available to consumers.
The lamps must pass another fire test in which the lamp is set so it touches a vertical wall surface covered with untreated cotton terry cloth for seven hours without the wall igniting.
www.statefarm.com /consumer/vhouse/articles/florlamp.htm   (613 words)

  
 Dazor | Halogen Lighting including halogen desk and floor lamps.   (Site not responding. Last check: 2007-11-03)
These modern and attractive halogen lamps are perfect for almost any home or office environment.
Whether you use them as a desk lamp or to highlight a piece of art, they are an attractive addition to any room.
This 20-watt halogen lamp features a 2.5” diameter reflector head that produces a very concentrated beam of light with a color that is very close to natural daylight.
www.dazor.com /halogen-lamp.html   (226 words)

  
 Howstuffworks "How does a halogen light bulb work?"
At the center of the lamp is a tungsten filament.
A halogen lamp also uses a tungsten filament, but it is encased inside a much smaller quartz envelope.
If the temperature is high enough, the halogen gas will combine with tungsten atoms as they evaporate and redeposit them on the filament.
home.howstuffworks.com /question151.htm   (353 words)

  
 Nikon MicroscopyU: Museum of Microscopy - Halogen Lamp Illluminator   (Site not responding. Last check: 2007-11-03)
The add-on halogen illuminator was built specifically for use with either the Nikon model S-Ke or L-Ke microscopes, both of which were manufactured during the late 1960s and early 1970s.
In addition, the external lamp house was easily attached and detached from the microscope and the halogen bulb and lamp socket were similarly easy to replace, providing a high degree of convenience for the microscopist.
Knobs on the external portion of the lamp house allowed the user to adjust the lamp orientation in three directions: vertical, lateral, and along the optical axis.
www.microscopyu.com /museum/halogenlamp.html   (200 words)

  
 halogen lamps - Decorating etc. is your source for halogen lamps and other home decorating products   (Site not responding. Last check: 2007-11-03)
If you can't find the specific halogen lamp that you are looking for, use our supplier list to see if the manufacturer of the halogen lamp your are looking for is listed.
Then, use our quote option with the model number and manufacturer of the halogen lamp you are looking for and we would be happy to supply you with a price for your new halogen lamp.
Whether you are redecorating and need new halogen lamps or you just wish to update your old halogen lamps with newer ones, Decorating etc. can help you select the correct halogen lamp for the job.
www.decorating-etc.com /halogen_lamp.html   (201 words)

  
 Lighting A Revolution: Tungsten Halogen Team
They reported in a 1959 paper that the tungsten halogen lamp showed, "virtually 100% lumen maintenance," about 20% better efficiency than regular incandescent lamps, and a "considerable increase" in life.
Wing-tip marker lamps were an early application and this brought Stanley Ackerman of the Miniature Lamp Department into the picture.
Several regular incandescent lamp types (notably spot-lights and flood-lights) were replaced by tungsten halogens.
americanhistory.si.edu /lighting/bios/thteam.htm   (423 words)

  
 Boston.com / News / Boston Globe / Obituaries / Edward Zubler, at 79; invented halogen lamp at General Electric
Halogen eliminated the particles, recycled the tungsten deposits, and made for a longer-lasting lightbulb.
Halogen lamps continue to be used for automobile headlights, floodlights, and stage and studio lighting.
GE honored him in 1973 for his contributions to the science and technology of halogen lamps.
www.boston.com /news/globe/obituaries/articles/2004/03/24/edward_zubler_at_79_invented_halogen_lamp_at_general_electric   (272 words)

  
 Chromalux Halogen Lamp   (Site not responding. Last check: 2007-11-03)
Like the Chromalux Incandescent lamps, the New Chromalux Halogen Lamps (MR 16 12V-50W) are made with pure Neodymium Glass which is designed to cut down much of the yellow emission of the spectrum, resulting in brighter more vibrant colors, as well as increased fl and white contrasts.
The color temperature of the new Chromalux Halogen Lamp is approximately 3200 degrees Kelvin, and the appearance and quality of the light it provides is far whiter and more comfortable than standard Halogen MR 16 lamps available on the market today.
Chromalux Halogen Lamps reveal natural colors and textures in a way unmatched before and are the ideal choice for home or the office to create a pleasing color balanced and relaxing atmosphere that minics Natural outdoor light.
www.portalmarket.com /halogen.html   (351 words)

  
 halogen lamp and halogen bulb
The halogen lamp is a perfect replacement for incandescent lamps.
A halogen lamp offers longer life, more light coverage and brighter light than their incandescent counterparts.
Halogen lamps offer longer life, more light coverage and brighter light than their incandescent counterparts.
www.pulsarlamps.com /html_en/halogen_lamp.html   (156 words)

  
 halogen and halogen lamp
Fluorescent light differs from halogen or incandescent light by the method that the light is produced.
A fluorescent lamp is described as any lamp using the technology of phosphorescence to generate light.
A fluorescent lamp can take on many shapes and sizes including long tubular lamps as well as many compact fluorescent lamps that resemble familiar incandescent lamps.
www.pulsarlamps.com /html_en/halogen.html   (157 words)

  
 Wellesley Health Department - Halogen Lamp Safety   (Site not responding. Last check: 2007-11-03)
These free-standing lamps have a shallow bowl-shaped light fixture mounted on top of a six-foot pole and illuminated by a tubular halogen bulb.
Halogen torchiere floor lamps meeting the revised UL standard are now equipped with this guard.
Through a cooperative effort with retail stores, the halogen lamp industry is making available to consumers as many free wire guards as needed.
www.ci.wellesley.ma.us /hth/services/consumer/halogen.html   (377 words)

  
 LED Lamp replaces hot-running halogen lamp., LUMEX Inc.
Lamp life in excess of 100,000 hr makes MR-16 virtually maintenance-free, allowing usage in locations where lamp replacement would be difficult.
Designed as a direct plug-in replacement into existing sockets, the Sunbrite MR-16 LED lamp is ideal for decorative lighting, display booths, landscape lighting, general lighting, or anywhere the high brightness of halogen is desired.
And because of its dramatically-lower level of heat generation, the MR-16 LED lamp can be used in applications where a halogen lamp would create a safety issue or a fire hazard.
news.thomasnet.com /fullstory/30900   (958 words)

  
 Halogen Lamps from Gilway Technical Lamp   (Site not responding. Last check: 2007-11-03)
Halogen lamps offer high brightness, high color temperature and minimum lumen depreciation during lamp life.
Halogen lamps are ideal as light sources for spectrophotometry instruments, fiberoptics and optical scanners, as they provide broad band spectral radiation ranging from the ultraviolet, through the visible and into the infrared.
The Holders represent precision construction and are intended for high temperature halogen lamp use.
www.gilway.com /halogenlamps.html   (172 words)

  
 Action to Improve Safety of Halogen Torchiere Floor Lamps
Halogen torchiere floor lamps are free-standing lamps with a shallow bowl-shaped light fixture mounted on top of a 6-foot pole and illuminated by a tubular halogen bulb.
Most halogen torchiere floor lamps meeting the revised UL standard already are equipped with a glass or wire guard over the glass bulb shield to help prevent flammable materials from touching the bulb.
Consumers who own halogen torchiere floor lamps without a glass or wire guard over the glass bulb shield can receive a free wire guard with installation instructions by calling (800) 523-5702 extension 592 or sending postcard to Attention Consumer Services, 18191 NW 68th Avenue, Miami, FL 33015.
www.cpsc.gov /cpscpub/prerel/prhtml97/97173.html   (615 words)

  
 Halogen Lamp Warning   (Site not responding. Last check: 2007-11-03)
First available in 1983, the torchiere lamps are free-standing lamps with the light fixture mounted on top of a pole about six-feet high.
Turn off a torchiere halogen lamp when you leave the room or are not home.
For torchiere halogen lamps equipped with a dimmer switch, operate the lamp at a setting lower than the maximum whenever possible.
www.des.umd.edu /risk_comm/fire/halogen.html   (309 words)

  
 Halogen Floor Lamp   (Site not responding. Last check: 2007-11-03)
The halogen floor lamp is a stylish accent to have in any room.
The finishes and unique styles that come with the halogen floor lamp make a very decorative fashion statement to the rooms we place them in, whether the décor is traditional, contemporary or modern.
With all the benefits of the halogen floor lamp, it’s no wonder why more people are using them to light up the inside of their homes today.
www.a1-light-fixtures.com /21726-halogen-floor-lamp.html   (290 words)

  
 Lamp,warning lamp,halogen lamp,energy saving lamp,illumination lamp,fluorescent lamp,warning lamps,halogen lamps,energy ...
Lamp, warning lamp, halogen lamp, energy saving lamp, illumination lamp, fluorescent lamp manufacturer-- EKAI Electrical Co., Ltd was founded in 1986 and locates in LiuShi ---The Electriacal Capatal of China.
EKAI is one of the leading manufactures specializing in developing and producing warning lamp, halogen lamp, energy saving lamp, fluorescent lamp, illumination lamp in China.
As the professional lamps, warning lamps, halogen lamps, energy saving lamps, fluorescent lamps, illumination lamps manufacturer and warning lamp, halogen lamp, energy saving lamp, fluorescent lamp, illumination lamp exporter, we have international marketing experience of ten years.
dir.web-marketings.com /lamp.htm   (348 words)

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