Patent application number | Description | Published |
20100308170 | COMPOSITE JOINT PROTECTION - The present invention relates to a joint between a laminar composite cover ( | 12-09-2010 |
20130214096 | SEAL ASSEMBLY - A seal assembly for closing an aperture in an aerodynamic surface of a structure, the seal assembly comprising: a track for attachment to the structure; and a retractable seal including a flexible substrate and a plurality of rods connected to the substrate, wherein at least one of the rods is mounted for running movement along the track, and the seal is moveable between an extended position and a retracted position by moving the at least one rod along the track accompanied by folding/unfolding of the seal substrate, and wherein the seal is biased to its extended position. | 08-22-2013 |
20130320141 | SEAL ASSEMBLY FOR AN AIRCRAFT WING - A wing assembly for an aircraft comprising a spar, a wing cover and a rib; wherein the spar has a web portion and a flange portion joined by a radius corner; wherein a gap is formed at an interface between the spar, the wing cover and the rib; wherein the assembly further comprises a seal member which substantially covers the gap, and sealant provided between the seal member and the rib and/or the wing cover and/or the spar so as to seal the gap. Also a method for sealing a gap in an aircraft wing assembly. | 12-05-2013 |
20140002947 | AIRCRAFT BONDING NETWORK | 01-02-2014 |
20150086143 | BUSH ASSEMBLY - A bush assembly comprising a component having a bore, a bush fitted in the bore and having a flange that extends radially outwardly over a surface of the component surrounding the bore, and a seal assembly for sealing the interface between the flange and the surface of the component, wherein the seal assembly includes a seal member and a layer of sealant between the seal member and the interface between the flange and the surface of the component. Also a method for sealing a bush, a kit of parts for forming a bush assembly, and a clamping tool for forming a bush assembly. | 03-26-2015 |
20150101174 | AIRCRAFT WASHER - The present invention concerns a washer for an aircraft pipe joint. More particularly, but not exclusively, this invention concerns an aircraft pipe joint comprising a locking washer. | 04-16-2015 |
Patent application number | Description | Published |
20100171435 | Thermal Protection For Lamp Ballasts - The output current of a ballast is dynamically limited when an over-temperature condition is detected in the ballast according to one of (i) a step function or (ii) a combination of step and continuous functions, so as to reduce the temperature of the ballast while continuing to operate it. | 07-08-2010 |
20110241561 | Method of Controlling an Electronic Dimming Ballast During Low Temperature Conditions - An electronic ballast circuit for driving a gas discharge lamp is operable to control the lamp to avoid flicking and flashing of the intensity of the lamp during low temperature conditions. The ballast circuit includes an inverter circuit for receiving a DC bus voltage and for generating a high-frequency output voltage, a resonant tank circuit for receiving the high-frequency output voltage and generating a sinusoidal voltage for driving said lamp, and a control circuit operatively coupled to the inverter circuit for adjusting an intensity of the lamp between a minimum intensity and a maximum intensity. The control circuit receives a control signal representative of a lamp temperature of the lamp, and increases the minimum intensity of the lamp if the lamp temperature of the lamp drops below a cold temperature threshold. In addition, the ballast circuit may also include a temperature sensing circuit operable to generate the control signal representative of the lamp temperature of the lamp. | 10-06-2011 |
20120043900 | Method and Apparatus for Measuring Operating Characteristics in a Load Control Device - A load control device, such as an electronic ballast, for controlling the power delivered from an AC power source to an electrical load, such as one or more fluorescent lamps, comprises a power converter having an inductor and a power switching device coupled to the inductor, a load control circuit adapted to be coupled to the electrical load, and a control circuit operable to calculate an average input power of the load control device. The control circuit may be operable to calculate a cumulative output power of the power converter while the ballast is preheating filaments of the lamps, and to subsequently determine a fault condition in the lamps in response to the calculated cumulative output power of the power converter. Further, the control circuit may be operable to transmit a digital message including the calculated average input power of the load control device. | 02-23-2012 |
20120043903 | Method of Measuring a Resonant Frequency in an Electronic Dimming Ballast - An electronic ballast for driving a gas discharge lamp comprises an inverter circuit, a resonant tank circuit, and a control circuit operable to determine an approximation of a resonant frequency of the resonant tank circuit and to control the inverter circuit in response to the approximation of the resonant frequency. The control circuit determines the approximation of the resonant frequency by adjusting an operating frequency of a high-frequency inverter output voltage provided to the resonant tank circuit from a frequency above the resonant frequency down towards the resonant frequency, measuring the magnitude of a lamp voltage across the lamp, and storing the present value of the operating frequency as the resonant frequency when the magnitude of the lamp voltage reaches a maximum value. The control circuit may control the operating frequency of the inverter output voltage in response to the approximation of the resonant frequency and a target intensity of the lamp. | 02-23-2012 |
20140091722 | Method and Apparatus for Measuring Operating Characteristics in a Load Control Device - A load control device, such as an electronic ballast, for controlling the power delivered from an AC power source to an electrical load, such as one or more fluorescent lamps, comprises a power converter having an inductor and a power switching device coupled to the inductor, a load control circuit adapted to be coupled to the electrical load, and a control circuit operable to calculate an average input power of the load control device. The control circuit may be operable to calculate a cumulative output power of the power converter while the ballast is preheating filaments of the lamps, and to subsequently determine a fault condition in the lamps in response to the calculated cumulative output power of the power converter. Further, the control circuit may be operable to transmit a digital message including the calculated average input power of the load control device. | 04-03-2014 |
20140111111 | GAS DISCHARGE LAMP BALLAST WITH RECONFIGURABLE FILAMENT VOLTAGE - An amount of filament voltage supplied by a reconfigurable ballast may be adjusted based on a lamp type with which the ballast is operating. The filament voltage may be reconfigured dynamically and/or may be reconfigured via a user-provided value. An electronic dimming ballast may include a control circuit configured to control generation of the AC filament voltage in accordance with a reconfigurable AC filament voltage value. Reconfiguring an electronic dimming ballast may include reconfiguring an AC filament voltage applied by the electronic dimming ballast to a filament of a lamp installed in the electronic dimming ballast. Reconfiguring the AC filament voltage may include computing a hot-to-cold cathode resistance ratio associated with the filament. Reconfiguring the AC filament voltage may include determining whether the computed hot-to-cold cathode resistance ratio is within a range specified for the electronic dimming ballast. | 04-24-2014 |
Patent application number | Description | Published |
20150105358 | COMBINATIONS OF HISTONE DEACETYLASE INHIBITORS AND IMMUNOMODULATORY DRUGS - The invention relates to combinations comprising an HDAC inhibitor and an immunomodulatory drug for the treatment of multiple myeloma in a subject in need thereof. The combinations may, optionally, further comprise an anti-inflammatory agent, such as dexamethasone. Also provided herein are methods for treating multiple myeloma in a subject in need thereof comprising administering to the subject an effective amount of one of the above combinations. | 04-16-2015 |
20150105383 | HDAC Inhibitors, Alone Or In Combination With PI3K Inhibitors, For Treating Non-Hodgkin's Lymphoma - The invention relates to HDAC inhibitors, or combinations comprising an HDAC inhibitor and a PI3K inhibitor for the treatment of non-hodgkin's lymphoma in a subject in need thereof. Also provided herein are methods for treating non-hodgkin's lymphoma in a subject in need thereof comprising administering to the subject a therapeutically effective amount of an HDAC inhibitor, or a combination comprising an HDAC inhibitor and a PI3K inhibitor. | 04-16-2015 |
20150105409 | HDAC INHIBITORS, ALONE OR IN COMBINATION WITH BTK INHIBITORS, FOR TREATING NONHODGKIN'S LYMPHOMA - The invention relates to HDAC inhibitors, or combinations comprising an HDAC inhibitor and a BTK inhibitor for the treatment of non-hodgkin's lymphoma in a subject in need thereof. Also provided herein are methods for treating non-hodgkin's lymphoma in a subject in need thereof comprising administering to the subject a therapeutically effective amount of an HDAC inhibitor, or a combination comprising an HDAC inhibitor and a BTK inhibitor. | 04-16-2015 |