Patent application number | Description | Published |
20090167181 | Discharge Lamp with a Holding Apparatus for the Electrodes - The invention relates to a discharge lamp, in particular a high-pressure discharge lamp, having a discharge vessel ( | 07-02-2009 |
20090289554 | Discharge lamp with ignition assisting element - Disclosed is a discharge lamp, in particular a high pressure discharge lamp, with at least one discharge vessel and at least one ignition assisting element, preferably an ignition assisting wire or an electrically conducting coating of the discharge vessel, which element can be electrically connected to a power feed to the discharge lamp and which extends at least in some sections along the discharge vessel, wherein a device is provided for interrupting the electrical connection between at least one partial section of the ignition assisting element and the power feed in the operating state of the discharge lamp. Additionally disclosed are an ignition assisting device and a method for operating a discharge lamp of this kind. | 11-26-2009 |
20100001643 | DISCHARGE LAMP AND METHOD FOR PRODUCING A BULB NECK FOR A DISCHARGE LAMP - The invention relates to a discharge lamp with a discharge vessel ( | 01-07-2010 |
20100296295 | AC VOLTAGE REFLECTOR LAMP - A lamp with an AC lamp burner may include two electrodes spaced apart from one another, a device configured to apply a voltage with alternating polarity to the electrodes; and a reflector, which has a first partial section, which is in the form of a partial body of a first ellipsoid, which has a first and a second focus, or is in the form of a partial body of a first paraboloid, which has a first focus, the reflector having a second partial section, which is in the form of a partial body of a second ellipsoid, which likewise has a first and a second focus or is in the form of a partial body of a second paraboloid, which has a first focus, the first foci of the two ellipsoids or paraboloids being located at different points. | 11-25-2010 |
20110018420 | METHOD FOR CONFIGURING A LENGTH OF AN ELECTRODE OF A DISCHARGE LAMP AND DISCHARGE LAMP - A method for designing a length of an electrode of a discharge lamp may include introducing fill materials into a discharge space of a lamp bulb of the discharge lamp; combining at least a first fill material with evaporated electrode material during operation of the discharge lamp; and forming a storage material for the electrode material in the lamp bulb by the combination, the electrode material contained in the storage material being released again as a function of a temperature effect on the storage material and being transported to the tip of the electrode and being deposited there so as to lengthen the electrode. | 01-27-2011 |
20120195059 | Lighting Fixture Having an Optical Wave Guide and a Descartes Lens or Descartes Reflector - A light guiding structure comprising a light guiding element ( | 08-02-2012 |
20120316397 | Light Source unit and projector having such a light source unit - A light source unit may include a cooling device; a luminescent substance; an excitation radiation source having a laser source; and an optical element arranged between the radiation source and the substance; wherein the cooling device constitutes a heat sink, wherein the substance is linked thermally to the heat sink; and wherein the optical element is designed as an integrating optical element and is coupled between the radiation source and the substance in such a mariner that a part of the radiation emitted by the radiation source, entering in an acceptance angle range of the integrating optical element, is subjected to an internal reflection in the optical element before it exits the optical element and strikes the substance, and that a part of the radiation emitted by the substance enters the optical element and exits the optical element as effective radiation. | 12-13-2012 |
20130094181 | Phosphor Device and Lighting Apparatus Comprising the Same - A phosphor device comprising a carrier member having upper and lower faces; a reflecting member having a side surface portion and a bottom portion, the reflecting member being arranged at the upper face of the carrier member; a phosphor layer being embedded in the reflecting member; a transmitting member having a first end face and a second end face, the transmitting member being arranged on the phosphor layer, wherein the first end face of the transmitting member completely covers the top portion of the phosphor layer. | 04-18-2013 |
20130094182 | Light Source Unit with Phosphor Element - A light source unit comprising: a pump light source ( | 04-18-2013 |
20130155649 | Phosphor Device and Lighting Apparatus Comprising the Same - A phosphor device ( | 06-20-2013 |
20140153214 | Phosphor Device and Lighting Apparatus Comprising the Same - A phosphor device ( | 06-05-2014 |
20140252945 | MERCURY VAPOR SHORT ARC LAMP FOR DC OPERATION WITH CIRCULAR PROCESS - A mercury vapor short arc lamp for DC operation may include a cathode and an anode arranged in an interior of a discharge vessel, wherein the atmosphere in the interior contains at least one halogen or one halogen compound, and the mercury density in the interior is between 1 and 60 mg/cm | 09-11-2014 |