Patent application number | Description | Published |
20100060164 | METHOD FOR BONDING CERAMIC TO METAL AND CERAMIC ARC TUBE WITH CERAMIC TO METAL BOND - A lamp includes a discharge vessel comprising a body portion defining a discharge space and leg members extending therefrom. Electrode assemblies include conductors carried by bores of the respective leg members. At least one of the conductors is bonded directly to the respective leg member within the bore, without the need for a sealing material, to form an airtight seal. Electrodes are electrically connected to the conductors and extend into the discharge vessel. An ionizable fill is sealed within the vessel. | 03-11-2010 |
20100109503 | METHOD AND APPARATUS FOR POSITIONING A CERAMIC INDUCTION DISCHARGE BODY RELATIVE TO AN INDUCTION COIL - An electrodeless or induction ceramic HID lamp includes a ceramic arc body having a generally spheroidal portion enclosing a discharge chamber and an induction coil received around a perimeter portion of the spheroidal portion. At least one leg extends from the spheroidal portion of the arc body. A mounting structure connects the arc body to the surrounding lamp assembly. In one arrangement, a mounting tube is received over at least a portion of the leg, and may further include a light transmissive shroud that also abuts with the induction coil to precisely locate the arc body relative to the coil. In another arrangement, first and second mounting members extend from spaced locations of the arc body, either as pins or legs extending from the spheroidal portion, or radially extending legs from an equatorial portion of the arc body. In still another arrangement, a ceramic mounting member extends from the arc body and includes a thin peripheral rim having spaced ridges to engage spaced locations of the induction coil. | 05-06-2010 |
20100109831 | INDUCTION COIL WITHOUT A WELD - A multi-turn coil formed from a single sheet of conductive material and the method of forming same eliminates the use of a weld. The multi-turn coil includes a single sheet of conductive material having at least a first turn in a first plane, and at least a second turn in a second plane, where the first plane is parallel to the second plane. An interconnecting fold interconnects the first and second turns, and any additional turns. The method of forming a multiple turn coil includes providing a continuous strip of conductive material having at least first and second turns extending through substantially 360° and formed in a first plane. The method further includes displacing at least the first turn from the first plane into generally overlapping, parallel relation with the second turn. | 05-06-2010 |
20120112615 | LED LAMP - A lamp having a substantially hollow columnar body. A plurality of light emitting diodes are disposed on the columnar body. A plurality of fins are also disposed on the columnar body. A base member is included at a first end of the columnar body and provides a means for electrical connection. An electronics module is included within the columnar body communication with the base member for converting AC current to DC current. | 05-10-2012 |
20120126721 | GPS-BASED LIGHTING CONTROL SYSTEM - A GPS-based lighting system is provided. The lighting system includes at least one lighting fixture including a light source and a GPS microchip incorporated therein that is configured to detect the geographic location of the at least one lighting fixture, and a control capable of transmitting a signal comprising operating instructions to the at least one lighting fixture. The at least one lighting fixture is configured to respond to operating instructions specific to the geographic location of the at least one lighting fixture. | 05-24-2012 |
20130241415 | LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM - Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within a housing structure. The light source is configured to provide illumination visible through an opening in the housing structure. The thermal management system is configured to provide an air flow, such as a unidirectional air flow, through the housing structure in order to cool the light source. The driver electronics are configured to provide power to each of the light source and the thermal management system. | 09-19-2013 |
20130294068 | LAMP WITH LIGHT EMITTING ELEMENTS SURROUNDING ACTIVE COOLING DEVICE - A lamp is provided with multiple light emitting elements such as e.g., LEDs, positioned about a heat sink. The heat sink contains an active cooling device that provides a flow of air over the heat sink to transfer heat away from the light emitting elements. One or more optical elements are positioned over the light emitting elements to e.g., assist in light distribution. The lamp construction improves the dissipation of heat while also providing for a more omni-directional distribution of light intensity. Embodiments of the lamp can be provided with one or more features to enhance aesthetic appeal and improve manufacturability. | 11-07-2013 |
20130294069 | ACTIVE COOLING DEVICE - An active cooling device in the form of a torsional, oscillating synthetic jet is provided. Fins are oscillated in a manner that creates a flow of air that can be used to cool an electronic device such as a lamp. Embodiments of the active cooling device can be compact and readily incorporated within heat sinks of different sizes and configurations. The flow of air can be provided as jets of air distributed over multiple directions as may be desirable with certain electronics such as an omnidirectional lamp. | 11-07-2013 |
20140036496 | INNER LENS OPTICS FOR OMNIDIRECTIONAL LAMP - An optical element for a lamp or lighting apparatus having at least one light emitting diode (LED) as a light source is provided. The optical element is positioned proximate to the LED and receives light rays therefrom. In turn, the optical element distributes the substantially unidirectional light output from the LED into an omnidirectional output with a controlled variance in light intensity at different directions about the LED. A diffuser can also be used around the optical element and LED to provide further distribution of the light rays by e.g., light scattering. | 02-06-2014 |
20140071698 | LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM HAVING POINT CONTACT SYNTHETIC JETS - Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within a housing structure. The light source is configured to provide illumination visible through an opening of synthetic jets. The synthetic jets are arranged within the lighting system such that they are secured at contact points. | 03-13-2014 |
20140078755 | LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM HAVING POINT CONTACT SYNTHETIC JETS - Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within a housing structure. The light source is configured to provide illumination visible through an opening in the housing structure. The thermal management system includes a plurality of synthetic jets. The synthetic jets are arranged within the lighting system such that they are secured at contact points. | 03-20-2014 |
20140111982 | TAPE-ON RETROFIT LEDS FOR FLUORESCENT TROFFERS - The present embodiments relate to a method and an apparatus to remove a fluorescent tube from a fixture and affix an adhesive side of a LED tape to a troffer of the fixture. The LED tape is electrically connected to the fixture. | 04-24-2014 |
20140159077 | SYSTEM FOR THERMAL CONTROL OF RED LED(S) CHIPS - A light emitting diode assembly includes a first light emitting diode disposed on a first substrate and a second light emitting diode disposed on a second substrate that is disposed substantially adjacent to the first substrate. The second light emitting diode has a higher rate of performance degradation over time due to temperature than the first light emitting diode. A heat sink is thermally coupled to the first substrate and an electrical cooling circuit is thermally coupled to the second substrate. The electrical cooling circuit is configured to reduce a temperature of the second substrate when the electrical cooling circuit is electrically energized. | 06-12-2014 |
20140360713 | LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM - Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within a housing structure. The light source is configured to provide illumination visible through an opening in the housing structure. The thermal management system is configured to provide an air flow, such as a unidirectional air flow, through the housing structure in order to cool the light source. The driver electronics are configured to provide power to each of the light source and the thermal management system. | 12-11-2014 |
20140362583 | LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM - Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within a housing structure. The light source is configured to provide illumination visible through an opening in the housing structure. The thermal management system is configured to provide an air flow, such as a unidirectional air flow, through the housing structure in order to cool the light source. The driver electronics are configured to provide power to each of the light source and the thermal management system. | 12-11-2014 |
20140368114 | LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM - Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within a housing structure. The light source is configured to provide illumination visible through an opening in the housing structure. The thermal management system is configured to provide an air flow, such as a unidirectional air flow, through the housing structure in order to cool the light source. The driver electronics are configured to provide power to each of the light source and the thermal management system. | 12-18-2014 |
20150041837 | LENS ELEMENT FOR DISTRIBUTING LIGHT WITH A UNIFORM INTENSITY DISTRIBUTION AND LIGHTING DEVICE COMPRISED THEREOF - Embodiments of a lens element have a body that incorporates geometry that defines features for surfaces that receive and transmit light, e.g., from a light emitting diode (LED) device. These features include, for example, curves, bends, arcs, and like curvilinear objects and/or shapes. These embodiments employs these features to change the direction of light that transits the body. These changes can reflect, refract, and/or re-direct light, thus rendering light that emits from the lens element with one or more light distributing characteristics. In one embodiment, the body comprises a cavity with an inner surface that has a first section and a second section that curve, respectively, with positive concavity and with negative concavity relative to the LED device. | 02-12-2015 |