| Patent application number | Description | Published |
|---|
| 20080315770 | High-Pressure Discharge Lamp Having Cooling Laminates Fitted at the End of the Discharge Vessel - Laminates, which are used for cooling the discharge vessel, are fitted to the seals of the ceramic discharge vessel. They are an integral part of the seal. | 12-25-2008 |
| 20090153052 | High-Pressure Discharge Lamp - The lamp uses a sealing system with a ceramic supporting element ( | 06-18-2009 |
| 20090261730 | High-Pressure Discharge Lamp With Improved Ignitability and High-Voltage Pulse Generator - High pressure discharge lamp ( | 10-22-2009 |
| 20090273267 | Low pressure discharge lamp - The invention relates to a mercury-free low pressure discharge lamp with a discharge vessel having an ionizable filling. The surface temperature of the discharge vessel, and thus the temperature of the ionizable filling, can be adjusted at least in some sections such that an emitting substance can produce the radiation required for the excitation of the luminescent substance. The temperature of the fluid is preferably adjusted in a temperature control circuit, using a temperature sensor, a pump and a heating device. | 11-05-2009 |
| 20100176722 | HIGH-PRESSURE DISCHARGE LAMP - A high-pressure discharge lamp may include a ceramic discharge vessel that encloses a discharge volume and at whose ends capillaries are fitted, an electrode system being led through in each capillary and sealed there, use being made of at least one electrode system that is based on tungsten and has an electrode head made from tungsten as first segment and a shaft made from tungsten as second segment, as well as a multipartite leadthrough having a pin projecting on the outside at the end of the capillary, wherein the multipartite leadthrough has a central cylindrical leadthrough part made from tungsten as third segment of the electrode system inside the capillary, which adjoins the second segment, as well as a fourth multipartite segment inside the capillary, consisting of a core pin that is made from tungsten, has a diameter of at most 300 μm and is partially surrounded by a tubular sleeve, the pin being connected to the projecting pin, a gap remaining between the sleeve and projecting pin, and the end of the capillary being sealed by means of solder glass up to at least the beginning of the sleeve. | 07-15-2010 |
| 20100187994 | HIGH-PRESSURE DISCHARGE LAMP - The invention relates to a high-pressure discharge lamp, having a ceramic discharge vessel comprising a capillary ( | 07-29-2010 |
| 20100213860 | HIGH-PRESSURE LAMP AND ASSOCIATED OPERATING METHOD FOR RESONANT OPERATION OF HIGH-PRESSURE LAMPS IN THE LONGITUDINAL MODE AND ASSOCIATED SYSTEM - A high-pressure discharge lamp may include an elongated ceramic discharge vessel, wherein an electrode projects into the discharge vessel in each end area, wherein the electrode is attached to a bushing arranged in a capillary tube, wherein the internal diameter is reduced to at most 85% of the internal diameter of the elongated ceramic discharge vessel in the end area, such that an end surface remains at the end of the vessel, which has an internal diameter of at least 15% of the internal diameter, wherein a gap of most 20 μm remains between the bushing and the inner wall of the capillary, wherein the ratio between the areas which are formed by the internal diameter of the capillary and the diameter of the end surface is in the range from 0.06 to 0.12. | 08-26-2010 |
| 20100231127 | ELECTRODELESS HIGH PRESSURE DISCHARGE LAMP - An electrodeless high pressure discharge lamp is described. The lamp includes a resonating body configured to provide microwave energy and a discharge vessel, the discharge vessel containing a fill that forms a lightemitting plasma when receiving the microwave energy. The lamp further includes an outer bulb surrounding the discharge vessel. The lamp further includes a support structure within the outer bulb, the support structure comprising a plurality of wires forming a cage, wherein each end of each of the plurality of wires are directed to either end of the discharge vessel. The lamp further includes a first wire structure configured to hold the discharge vessel in place within the cage and surrounding each end of the discharge vessel. | 09-16-2010 |
| 20100244722 | COMPACT DELAY LINE STRUCTURES FOR FIELD APPLICATORS FOR OPERATION OF ELECTRODELESS GAS DISCHARGE LAMPS - In various embodiments, an electrodeless high intensity discharge lamp is provided, which may include a bulb containing a fill mixture for generating a light emission when excited by microwave energy; and at least two applicator arms for coupling the microwave energy to the fill mixture, the at least two applicator arms being separated by at least one delay line, the at least one delay line comprising a stripline structure. | 09-30-2010 |
| 20100253237 | OPTIMIZED APPLICATOR STRUCTURES FOR HOMOGENEOUS DISTRIBUTION OF ELECTRO-MAGNETIC FIELDS IN GAS DISCHARGE LAMPS - Various embodiments provide an electrodeless high intensity discharge lamp (EHID), including: a bulb containing a fill mixture for generating a light emission when excited by microwave energy; and at least two applicator arms for coupling the microwave energy to the fill mixture, the at least two applicator arms being separated by at least one delay line, the at least one delay line introducing a delay of λ/4, wherein λ is the wavelength of the microwave energy, wherein each of the at least two applicator aims are coupled to each other via an open loop structure. | 10-07-2010 |
| 20100308706 | HIGH-PRESSURE DISCHARGE LAMP - A high-pressure discharge lamp may include an elongate ceramic discharge vessel with a central part and two ends and an axis, the ends being closed by seals, electrodes which extend into the discharge volume enclosed by the discharge vessel being anchored in the seals, and a fill which contains metal halides being accommodated in the discharge vessel, wherein a ring structure, which is separated from the seal and extends around the seal, is placed on at least one end. | 12-09-2010 |
| 20110074286 | HIGH-PRESSURE DISCHARGE LAMP - A high-pressure discharge lamp may include an elongate ceramic discharge vessel, at the ends of which an electrode system with an electrode tip pointing towards the discharge is mounted in a seal, the seal being tubular, the discharge vessel having an aspect ratio of at least 1.5, the discharge vessel having a metal halide fill and a wall load of more than 25 W/cm | 03-31-2011 |
| 20110133663 | HIGH-PRESSURE DISCHARGE LAMP - A high-pressure discharge lamp, which has no electrodes and is excited by means of high-frequency electromagnetic waves, may include an ceramic elongated discharge vessel, which has an axis, where the discharge vessel has a filling that forms a plasma, when radio frequency power (RF) is coupled into the filling from the base body, where the filling comprises a gas and at least one metal halide, where a circuit for operation of the lamp is coordinated, which provides RF power, so that the coupled-in RF power vaporizes the metal halide, which leads to light emission, wherein the discharge vessel is specially designed for operation with acoustic modulation control of the plasma flow, wherein the discharge vessel is divided into a central part with at least approximately constant internal diameter and two ends, whose internal diameter reduces towards the end. | 06-09-2011 |
