07th week of 2011 patent applcation highlights part 9 |
Patent application number | Title | Published |
20110037331 | MOTOR - The present invention provides a motor comprising: a stator which contains a core insulated with an insulator and wrapped with a coil therearound, wherein the coil includes an aluminum core wire with a coating film therearound; a tab terminal including at least one slit in which the coil is inserted; and a magmate that is inserted into the tab terminal by forming both the slit to which the coil is electrically connected through insertion and a contact unit which contacts the external electric terminal for an electric connection, characterized in that the tab terminal is divided by a barrier into a coil connection space unit and a terminal connection space unit, and the slit opened from the upper side to the lower side is formed on an outer wall of the coil connection space unit to allow the insertion of the coil. | 2011-02-17 |
20110037332 | Non-Sliding Carrier Bearing in Submersible Pump Motor and Method of Installation - A submersible well pump motor has features to prevent the carrier bearing from sliding axially along the stator due to thermal growth of the rotor. The rotor has a shaft and rotor sections spaced apart from each other. Carrier bearings are located between the rotor sections, each having an anti-rotation member that frictionally engages the inner diameter of the stator to prevent spinning of the carrier bearing. A deflectable thrust washer may be located between ends of the carrier bearing and the rotor sections. The thrust washer reduces in thickness in response to an axial thermal growth force due to axial thermal growth movement of the rotor sections and shaft. The thermal growth force is less than an amount of dislodging force required to cause the anti-rotation member to axially move relative to the stator. Rather than deflectable thrust washers, sacrificial thrust washers that dissolve prior to normal operation may be used. | 2011-02-17 |
20110037333 | VARIABLE MAGNETIC GEARS - A magnetic gear comprising: a first movable member having a first set of magnetic poles, a second movable member having a second set of magnetic poles, and a third movable member having a set of pole pieces; wherein the first and second members have magnetic poles at different spacings and the pole pieces are arranged to modulate the magnetic field acting between the magnetic poles, and control means arranged to control rotation of one of the members so as to vary the gear ratio between the other two members. | 2011-02-17 |
20110037334 | FASTENING STRUCTURE FOR MOTOR MAGNETS - A fastening structure for motor magnets primarily includes: a casing formed with a pair of magnet-positioning means, which are opposite to each other on the casing; a rotor installed in the casing; two magnets providing magnetic force to the rotor and each being installed in the corresponding magnet-positioning means, and a fixing sleeve mounted around the casing for providing an external fixing force to the magnets. Thereby, the disclosed structure helps to eliminate problems related to complicated fabrication required by the prior art. | 2011-02-17 |
20110037335 | AXIAL MOTOR - The present invention relates to an axial motor, and more specifically, to an axial motor which has a simple structure and is easily assembled by inserting and holding core teeth in core teeth insertion holes circularly arranged on a yoke. The axial motor according to the present invention includes: a stator having core teeth which are insulated by insulators, arranged in a ring-shaped pattern, and have a coil wound thereon; and a rotor having magnets which are arranged in a ring-shaped pattern to face the ends of the core teeth in an axial direction and are supported by the rotor axis at the center of the rotor to rotate relatively with respect to the stator. The stator comprises: a plate yoke with a donut shape having an open center, wherein the core teeth insertion holes are arranged along the circumference of the plate yoke; core teeth, each of the core teeth having one end formed with a core pole and the other end inserted into each of the core teeth insertion holes, thereby being vertically fixed to the yoke; core teeth insulators which are made of insulation materials and wrapped around the exterior of the core teeth in such a manner that the core poles and the other ends of the core teeth are not covered; and a coil wound around the core teeth which are wrapped in the core teeth insulators. | 2011-02-17 |
20110037336 | HOMOPOLAR MACHINE - There is disclosed a homopolar machine comprising a rotor and a stator. The rotor is arranged for rotation within the stator about a central axis and comprises a pair of axially spaced-apart rotor poles formed of magnetic material and which are interconnected by a structure comprising an axially magnetised magnet. The stator comprises a pair of conductor assemblies each of which is substantially annular in form and is provided around a respective rotor pole. The proposed arrangement provides a very simple and robust machine suitable for operation at very high speeds as a generator and which produces a purely is DC output. | 2011-02-17 |
20110037337 | ROTARY ELECTROMAGNETIC MACHINES - A rotary electromagnetic machine is described which comprises first and second substantially cylindrical parts arranged to move relative to each other about a common axis. The first cylindrical part produces a spatially periodic radial magnetic field across an air gap, the magnetic field having a regular alternating polarity around the circumference of the first cylindrical part. The second cylindrical part comprises at least one laminar electrical conductor wrapped into cylindrical form and placed in the air gap to intercept the magnetic field, the laminar electrical conductor comprising a regular pattern of electrically conductive paths within the air gap. In more general terms, rotary motors in which the wire coils are replaced by laminations of material in which patterned conducting paths are created are described. The conducting laminations are placed in the air gap between an mature and backing iron that is constructed so as to reduce eddy current losses. | 2011-02-17 |
20110037338 | STATOR FOR ELECTRIC MOTOR - The invention relates to a stator with a plurality of field coils, wherein the yoke teeth, which bear the field coils, of the poles are connected with their free ends to a stator ring, and wherein adjacent pole shoes or poles are connected to one another. | 2011-02-17 |
20110037339 | CONCENTRATED WINDING MACHINES WITH REDUCED TORQUE RIPPLE AND METHODS FOR DESIGNING THE SAME - Systems and methods are provided for a motor having a concentrated winding construction with reduced torque ripple. A motor comprises a stator including a plurality of tooth segments disposed circumferentially to establish a hollow core and a rotor rotatably disposed inside the hollow core. The plurality of tooth segments define a plurality of slot openings associated with a plurality of slots. Each slot of the plurality of slots has a slot opening and at least one slot opening of the plurality of slot openings is asymmetric with respect to the plurality of slot openings. | 2011-02-17 |
20110037340 | ROTOR OF AN ELECTRIC MOTOR AND METHOD OF MANUFACTURING THE SAME - In a manufacturing method of a rotor for an electric motor including: a core ( | 2011-02-17 |
20110037341 | COMMUTATOR, POWER TOOL HAVING AN ELECTRIC MOTOR COMPRISING SUCH A COMMUTATOR, AND METHOD FOR THE PRODUCTION OF A COMMUTATOR - The invention relates to a commutator ( | 2011-02-17 |
20110037342 | THERMOMAGNETIC GENERATOR - A thermomagnetic generator which converts thermal energy to electrical energy without intermediate conversion to mechanical work and which works at temperatures in the range from −20° C. to 200° C. comprises a thermomagnetic material selected from, for example,
| 2011-02-17 |
20110037343 | Elastic Wave Device - In a boundary elastic wave resonator formed with a cross finger type transducer (IDT) of a wave length λ of a boundary elastic wave, a silicon oxide film, and an aluminum nitride film above a surface of a θYX-LN single-crystal piezoelectric substrate having a predetermined cut angle θ, a film thickness h | 2011-02-17 |
20110037344 | BOUNDARY ACOUSTIC WAVE DEVICE - A boundary acoustic wave device includes a piezoelectric substrate made of single-crystalline LiTaO | 2011-02-17 |
20110037345 | Vibration Device - The present utility model provides a vibration device, comprising: an case which is equipped with an light sensing lens, and oscillator, battery, photonic circuit, CPU, time quartz crystal and central processing circuit board mounted inside the cavity of the case, wherein the photonic circuit and CPU are configured on the central processing circuit board. The present utility model provides a vibration device which vibrates at given time together with one or several same type of products for reminding your lovers/friends something at given time. This device with small volume can be equipped on the device in the form of a watch, key ring or waistband, which makes it portable. | 2011-02-17 |
20110037346 | PIEZOELECTRIC DRIVE SYSTEM, AND METHOD FOR THE OPERATION THEREOF - Disclosed are a method for operating a piezoelectric drive system ( | 2011-02-17 |
20110037347 | LINEAR DRIVE ULTRASONIC MOTOR - There is provided a linear drive ultrasonic motor of a small size in which, it is possible to achieve a stable thrust, and in which, there are fewer constraints regarding a connection with an external apparatus. | 2011-02-17 |
20110037348 | LINEAR DRIVE ULTRASONIC MOTOR - There is provided a linear drive ultrasonic motor of which, a size can be made small, and in which, it is possible to guide assuredly while reducing a transfer resistance and a frictional resistance of a driven member. | 2011-02-17 |
20110037349 | APPARATUS AND METHOD FOR GENERATING ELECTRICITY USING PIEZOELECTRIC MATERIAL - An apparatus and method for generating electricity using piezoelectric material. The apparatus comprises a first elongate member and a second elongate member that are joining together at first and second points which are spaced apart from each other. The second elongate member comprises a piezoelectric element, or has a piezoelectric element mounted thereon. When pressure is applied to the first elongate member, the second elongate member is stretched and the stretching force is applied to the piezoelectric element. This generates electricity. A similar arrangement with a third elongate member may be provided on the other side of the second elongate member. The apparatus may be placed in a shoe or underneath a floor, so that the variation in pressure caused by walking may be used in generate electricity. | 2011-02-17 |
20110037350 | PIEZOELECTRIC ACTUATOR MODULE HAVING CABLE BUSHINGS, AND METHOD FOR THE PRODUCTION THEREOF - The invention relates to a piezoelectric actuator module having cable bushings for a piezoelectric actuator, and a piezoelectric actuator module produced in such a manner. Piezoelectric elements are disposed between an actuator head and an actuator base. Insulated extending conductors and feed cables are present in the ceramic actuator base for the electric contacting of the piezoelectric elements via exterior electrodes. During a sintering process for the ceramic actuator base, the electrically conductive inserts are sintered into the actuator base as conductors in an electrically insulating manner. The conductors are electrically connected to contact points on the piezoelectric elements having the exterior electrodes, and via further contact points to feed cables for the piezoelectric actuator module. | 2011-02-17 |
20110037351 | Multilayer Piezoelectric Actuator - A multilayer piezoelectric actuator having external electrodes formed on external surfaces of a multilayer piezoelectric body in which a plurality of internal electrodes and a plurality of piezoelectric layers are stacked on top of one another. Each of the external electrodes includes a base electrode and a stress-absorbing electrode member formed on the base electrode. The stress-absorbing electrode member includes an elastic structure that elastically deforms when subject to an external force and fixed portions that are fixed to the base electrode. The fixed portions have a shape that extends parallel to edge portions of the internal electrodes, and each of the fixed portions has a width dimension that does not reach an adjacent internal electrode in the stacking direction. | 2011-02-17 |
20110037352 | MOTOR END CAP POSITIONING ELEMENT FOR MAINTAINING ROTOR-STATOR CONCENTRICITY - A motor is provided with a set of end cap guides on the ends of a stator winding assembly to plot the placement of end caps into the correct placement relative to the stator winding assembly so that the rotor assembly is maintained concentric with the stator. The end cap guides may be rings fitting within the winding insulators on the ends of the stator stack or may be integrated as guide segments with the winding insulators to outline an interrupted cylindrical inner surface coinciding with the inner diameter of the stator winding assembly. The guides allow proper positioning of the rotor assembly without increasing the stator stack length. | 2011-02-17 |
20110037353 | METHOD FOR MANUFACTURING THE FRAME OF AN ELECTRIC MACHINE, AN ELECTRIC MACHINE AND A FRAME OF AN ELECTRIC MACHINE - A method for manufacturing the frame of an electric machine in which stator is formed, a first sheath of sheet metal is formed around and attached to a stator by laser welding and a cooling element is attached to the first sheath by laser welding. The electric machine includes at least a frame, a stator attached to the frame, an axis, a rotor attached to the axis and the front flange to which a bearing casing has been fitted in order to fit the bearing used to support the axis. The bearing casing has been fitted into the front flange in such a manner that the bearing can be placed into the bearing casing from inside the frame. In addition, the disclosure relates to the frame of an electric machine. | 2011-02-17 |
20110037354 | STATOR STRUCTURE, MICROMOTOR HAVING THE SAME AND MANUFACTURING METHOD THEREFOR - A stator structure, a micromotor having the same, and a micromotor manufacturing method therefor are provided. In the micromotor configured with the stator, a rotor, the stator and a case are disposed outward in a radial direction. The rotor is pivotly connected in the case and the stator includes a FPC assembly which is configured with a plurality of coil windings and at least one position signal generating unit and is circumferentially disposed between the rotor and the case, with the rotor as the axis. Configuration positions of the coil windings and the position signal generating unit are corresponding to magnetic poles of the rotor. | 2011-02-17 |
20110037355 | DRIVE UNIT FOR A VEHICLE SEAT - A drive unit ( | 2011-02-17 |
20110037356 | RECTIFYING DEVICE OF VEHICLE ALTERNATOR - A highly reliable rectifying device of a vehicle alternator capable of improving the vibration resistance of a diode. A connection lead | 2011-02-17 |
20110037357 | GUIDEWAY DEVICE FOR SERVER CASINGS - A guideway device for server casings includes a fixing board having a first, a second, a third and a fourth casing connecting end faces, and two guiding grooves. The first and second casing connecting end faces locate on two opposite sides of the fixing board; the third and fourth casing connecting end faces locate on the other two opposite sides thereof. The first and second casing connecting end faces respectively have a first combining hole and a second combining hole. The fixing board further has a plurality of through-holes extending therethrough each of which has two ends respectively located on the third and fourth casing connecting end faces. The guiding grooves are concavely formed in the third and fourth casing connecting end faces. Therefore, manufacturers needn't manufacture two kinds of guideway devices for server casings of the ATCA and the MTCA specifications, respectively, thereby reducing manufacture costs greatly. | 2011-02-17 |
20110037358 | DEVICE INSTALLATION SYSTEMS AND METHODS - A device mounting system is provided. The system includes a housing having a first surface having a first member disposed thereupon. The system also includes a mounting bracket adapted to receive the housing; the mounting bracket including a first rigid surface having a first feature adapted to engage the first member. A latch can be disposed at least partially within the first feature. The latch can be adapted to permit the insertion and attachment of the first member to the first feature when disposed in a first position and to permit the detachment and removal of the first member from the first feature when disposed in a second position. | 2011-02-17 |
20110037359 | SUSPENSION ARRANGEMENT FOR A CLOTHES WASHING MACHINE - The present suspension arrangement is applied to a clothes washing machine of the type which comprises: a plurality of stay rods, having an upper end coupled in a structural cabinet, and a lower end coupled to a tub, to maintain said tub suspended in the interior of the structural cabinet. Each stay rod, which is formed by rigid stay rod portions or in a single piece flexible cable, presents, along its longitudinal extension, at least one hinge means interconnecting two adjacent stay rod portions and allowing the latter to be angularly and relatively displaced from each other around axes orthogonal to the stay rod. | 2011-02-17 |
20110037360 | ADAPTABLE BI-FOLD WORKSTATION - A scrapbook workstation includes a base workstation member including a first plurality of adjustable shelves, at least one bi-fold door rotatably coupled to the base workstation, and a foldaway table fixedly coupled to the base workstation member, wherein the at least one bi-fold door further defines a table recess configured to receive the foldaway table when the workstation is in its closed position. | 2011-02-17 |
20110037361 | Food Drawer Sealing and Storage System - A drawer sealing system includes a drawer cabinet with a face formed with at least one drawer opening and a substantially flat wall surrounding the drawer opening. A drawer has a drawer face plate with a size to cover the entire drawer opening and the flat wall surrounding the drawer opening with its inner wall facing towards the drawer cabinet. A circumferential recess is formed in the inner wall of said drawer face plate, and a gasket is inserted in the recess. The gasket forms a circumferential sealing lip projecting from the inner wall. The recess and the gasket have an outline shape such that the sealing lip comes to lie on the flat wall surrounding the drawer opening when the drawer is closed and to form a closed face seal between the drawer face plate and the drawer cabinet. | 2011-02-17 |
20110037362 | SLIDING APPARATUS WITH SELF-CLOSING MEANS - Disclosed herein is a sliding apparatus with a self-closing means. The apparatus includes a rail bracket provided on each of opposite sides of a main body to face a movable rail, having a cover space spaced apart from the main body, and supporting a fixed rail in a direction towards the movable rail. A self-closing means is provided at a predetermined position on the fixed rail and secured to the rail bracket. A cover protrudes from each of the opposite sides of the storage part to surround the sliding apparatus and the self-closing means, and moves along with the storage part to be inserted into the cover space when the storage part is closed. A drive part is provided at a predetermined position on the cover, protrudes towards the self-closing means, and moves along with the storage part to be latched by the self-closing means. | 2011-02-17 |
20110037363 | DRYER DOOR AND DRYER COMPRISING THE SAME - Disclosed are a door for a dryer and a dryer having the same, the door for the dryer having a concave portion or an inclined portion formed at an end surface of a door glass, such that an inner volume of the dryer can be enlarged without increasing the size of the dryer, under consideration of the dryer having the same capacity, resulting in allowing a large quantity of clothes to be dried at once. | 2011-02-17 |
20110037364 | DOOR OR WING FOR ELECTRICAL HOUSEHOLD APPLIANCES - A door or wing for electrical household appliances comprises a pivoting element ( | 2011-02-17 |
20110037365 | UNDERMOUNT DRAWER SLIDE - An undermount drawer slide includes a first rail and a second rail slidable linearly with respect to the first rail. The first rail has a first wall perpendicular to a reference level, and includes a first and a second installation sections. The first installation section has a first vertical distance with respect to the reference level. The second installation section has a second vertical distance with respect to the reference level. The first vertical distance is different from the second vertical distance to form a height difference. The second rail includes a top wall and a protrusion protruding from the top wall. The protrusion has a height measured from the top wall which is substantially equal to the height difference. The protrusion is adapted to hold against a bottom of a drawer for keeping a front panel of the drawer in a level status with respect to a cabinet. | 2011-02-17 |
20110037366 | DRAWER ASSEMBLY - A drawer assembly having a drawer and a sliding guide rail system is disclosed. The system includes a mounting bracket, a fixed rail for receiving an intermediate rail capable of sliding back and forth on the fixed rail, and an outer pull out rail attached to the drawer and that slides back and forth on the intermediate rail. A contact piece is provided on a drawer element. A resiliently compressible damping device and a channel guide are disposed along the mounting bracket. The guide has a sliding member with an inner portion that travels along the guide and an outer portion that extends from the guide contactable by the contact piece. The sliding member inner portion locates an end of the damping device that is pushed inwardly to provide damping. During a closing action both the drawer and outer pull out rail are caused to slide in a drawer-closing direction. | 2011-02-17 |
20110037367 | SOLID-STATE LIGHT BULB HAVING ION WIND FAN AND INTERNAL HEAT SINKS - An ion wind fan can be incorporated into a solid-state lighting device to thermally manage the lighting device. In one embodiment, the lighting device includes a bulb body having air intake and exhaust openings, and an ion wind fan to generate airflow between the openings. The lighting device can further include an upstream heat sink disposed upstream of the ion wind fan with respect to the airflow, the upstream heat sink having a shape that provides no direct line of sight from the air intake openings to the ion wind fan. | 2011-02-17 |
20110037368 | LAMP STRUCTURE - A lamp structure includes a lamp housing. A plurality of air intake holes is respectively opened on two opposite sides of the lamp housing, and a plurality of vent holes is opened between the plurality of air intake holes on the two sides. A heat sink and a light-emitting element disposed on the heat sink are disposed inside the lamp housing. The heat sink is surrounded by a plurality of heat dissipation fins to form an accommodation chamber for accommodating a fan. When activated, the fan intakes an airflow respectively through the plurality of air intake holes on two sides of the lamp housing, blows the airflow to the plurality of heat dissipation fins, and ventilates the hot air through the vent holes, thereby realizing a double circulatory heat convection exchange effect. | 2011-02-17 |
20110037369 | LIGHT EMITTING MODULE, HEAT SINK AND ILLUMINATION SYSTEM - The invention relates to a light emitting module ( | 2011-02-17 |
20110037370 | SPARK PLUG INCLUDING ELECTRODES WITH LOW SWELLING RATE AND HIGH CORROSION RESISTANCE - A spark plug ( | 2011-02-17 |
20110037371 | Spark plug - The present invention provides a technique of suppressing the generation of radio noise in a spark plug, wherein a high dielectric constant fixation-assisting member, formed of a high dielectric constant material which is higher in dielectric constant than alumina, is provided between a metallic shell and a second conductive portion CP | 2011-02-17 |
20110037372 | SPARK IGNITION DEVICE WITH IN-BUILT COMBUSTION SENSOR - A spark plug having an integral gasoline combustion sensor is disclosed. The spark plug includes a center electrode assembly with a terminal stud at one end and a center electrode with a sparking surface at an opposite end; a generally tubular insulator surrounding the center electrode assembly; a shell surrounding the insulator and having along its length a turn-over on a first end, a barrel having an outer surface and barrel shoulder on a gasket flange thereof, a threaded portion, and a ground electrode; and a piezo sensor assembly located on the barrel shoulder proximate the outer surface of the barrel which includes a lower electrode contact, a piezo transducer, an upper electrode contact, an isolator having a convex upper surface, and an upper bushing which is attached to the barrel. | 2011-02-17 |
20110037373 | PLASMA JET SPARK PLUG - A plasma jet spark plug comprising:
| 2011-02-17 |
20110037374 | LAMP AND METHOD OF MANUFACTURING A LAMP | 2011-02-17 |
20110037375 | CARBON FILM HAVING SHAPE SUITABLE FOR FIELD EMISSION - A carbon film of the present invention has an elongated needle shape whose radius decreases toward a tip. The shape is, preferably, a shape in which a field concentration coefficient β in the Fowler-Nordheim equation is expressed by h/r where r denotes the radius in an arbitrary position and h denotes height from the arbitrary position to the tip. | 2011-02-17 |
20110037376 | LUMINOUS DEVICE - The present invention relates to a luminous device ( | 2011-02-17 |
20110037377 | ORGANIC EL DEVICE WITH FILTER AND METHOD OF REPAIRING SAME - There are provided an organic electro-luminescence device with filters and a method for repairing the same which are capable of reducing variations in conditions for leak-light transmission during leak-light detection and conditions for transmission of laser light used for repairing, depending on respective types of filters. An organic electro-luminescence device with a filter includes a first electrode in a side for extraction of light to outside; a second electrode placed oppositely to the first electrode; an electro-luminescence layer placed between the first electrode and the second electrode; a filter provided on a surface of the first electrode, the surface of the first electrode being opposite to another surface of the first electrode facing to the electro-luminescence layer, wherein the filter is adapted to transmit, therethrough, light in a certain-wavelength range out of the range of 400 nm to 700 nm; and a certain-wavelength absorption film placed between the filter and the electro-luminescence layer, wherein the certain-wavelength absorption film has a transmittance for light in the certain-wavelength range out of the range of 400 nm to 700 nm lower than its transmittance for light with wavelengths of 400 nm to 700 nm, wherein the certain-wavelength absorption film is adapted to absorb light in the certain-wavelength range. | 2011-02-17 |
20110037378 | FLUORESCENT LAMP - Fluorescent lamp | 2011-02-17 |
20110037379 | SUBSTRATE FOR ORGANIC LIGHT-EMITTING DEVICE, AND ALSO ORGANIC LIGHT-EMITTING DEVICE INCORPORATING IT - A substrate for an organic light-emitting device, includes a transparent substrate having an optical index n | 2011-02-17 |
20110037380 | PHOSPHOR COMPOSITION WITH SELF-ADJUSTING CHROMATICITY - Disclosed herein are “smart” phosphor compositions capable of regulating the chromaticity of their emission to substantially constant values even with variations in the excitation radiation they receive to induce photoluminescence. One phosphor of the smart composition demonstrates an increase in emission intensity increases as the wavelength of the excitation radiation is increased. The other phosphor shows a decrease in emission intensity with increasing excitation wavelength. Constant chromaticity in this context is defined as a change in CIE x or y coordinate of less than about five percent over a 10 nm range of excitation wavelengths. | 2011-02-17 |
20110037381 | CHRYSENE DERIVATIVE MATERIALS - There is provided an electroluminescent composition. The composition includes a material having Formula I | 2011-02-17 |
20110037382 | Organic light emitting display device and method of manufacturing the same - An organic light emitting display (OLED) device and a method of manufacturing the same, the OLED device including a first substrate having an organic emission unit on a surface thereof, a second substrate above the first substrate, an inorganic sealing member between the first substrate and the second substrate, the inorganic sealing member bonding the first substrate and the second substrate. and a filler, the filler filling a space between the first substrate and the second substrate, wherein a volume of the filler is greater than a volume of a space between the first substrate, the second substrate, and the inorganic sealing member prior to bonding the first substrate and the second substrate. | 2011-02-17 |
20110037383 | METHODS AND APPARATUS FOR PACKAGING ELECTRONIC COMPONENTS - Packages for elements, e.g., OLEDs, that are temperature sensitive are provided. The packages have a first glass substrate ( | 2011-02-17 |
20110037384 | Plasma display panel - A plasma display panel comprises: a first substrate having a first side; a second substrate having a second side facing the first side of the first substrate; address electrodes, each extending in a first direction; sustain electrodes, each extending in a second direction crossing the first direction; sets of a first scan electrode and a second scan electrode, the sets and the sustain electrodes positioned alternately; first partitions, each extending in the second direction; and second partitions, each extending in the first direction. The second partitions and the address electrodes are positioned alternately. Each of the first and second scan electrodes has a line width narrower than a line width of each of the sustain electrodes. Each of the sets of the first scan electrode and the second scan electrode are positioned on a central region of a discharge cell. Each of the sustain electrodes overlaps each of the partitions. | 2011-02-17 |
20110037385 | ELECTRODE FOR ULTRA-HIGH PRESSURE MERCURY LAMP AND ULTRA-HIGH PRESSURE MERCURY LAMP - Disclosed is a tungsten electrode for ultra-high pressure mercury lamps comprising an electrode rod, a first coil wound around the front end side of the electrode, and a second coil wound around the electrode rod starting from the end of the first coil. The tungsten wire of the first coil is smaller in diameter than the tungsten wire of the second coil. | 2011-02-17 |
20110037386 | BULBTYPE LAMP WITH LIGHT EMITTING DIODES USING ALTERNATING CURRENT - Provide is a bulbtype AC power LED lamp. The bulbtype AC power LED lamp includes an AC power LED board, a diffuser, a board base, an insulation base, a socket, and a bulb. The AC power LED board is in contact with the board base on which a heat sink is disposed to maximize heat emission efficiency during turn-on of the AC power LED. Also, light is diffused by the diffuser during turn-on of the AC power LED to prevent dazzling phenomenon as well as extend a lighting area. | 2011-02-17 |
20110037387 | Dimmable LED Bulb With Convection Cooling - A light-emitting diode lamp includes a light engine, a power assembly, and a heatsink. The light engine includes a plurality of light-emitting diodes, and the power assembly includes a socket disposed at one end of the power assembly and a heat spreader plate disposed at another end of the power assembly opposite the socket. The light engine is mounted to the heat spreader plate. The power assembly further includes a power supply circuit that is electrically coupled to the socket and to the light engine. The socket is configured to electrically couple the power supply circuit to an external electrical source. The heatsink encircles the power assembly and is thermally connected to the light engine. The heatsink also includes a plurality of perforations, which are arranged to facilitate a natural convection airflow over and through the heatsink. | 2011-02-17 |
20110037388 | WHITE LIGHT EMISSION DIODE AND WHITE LIGHT EMISSION DIODE LAMP - The present invention discloses a high CRI white LED and a lamp comprising the white LED. The white LED includes a base, a reflector for mixing light, protrusions on the inner wall surface of the reflector, at least 6 LED chips emitting lights at different wavelengths, which are fixed and electrically combined on the heat conducting base, and a lead frame which has a shape and a size matched well with the bottom of the reflector and which is fixed outside the reflector and on the top surface of the base. Electrodes of the LED chips are electrically connected with leads on the lead frame. A transparent optical material covers the chips. The multi-wavelengths lights are mixed uniformly by diffuse reflection of the reflecting walls of the reflector to achieve a white LED with high CRI and high efficiency. A white LED lamp or a white LED plane light source comprising the white LED can avoid energy loss in optical conversion in which phosphors are used. With the configuration, the efficiency in electro-to-optic conversion and working lifetime of the lamps are improved. The lamp is also suitable for mass production. | 2011-02-17 |
20110037389 | ELECTRODELESS LAMPS WITH EXTERNALLY-GROUNDED PROBES AND IMPROVED BULB ASSEMBLIES - An electrode-less plasma lamps comprises generally of a bulb containing a gas-fill that is excited to produce light using radio-frequency (RF) energy. In specific embodiments, the use of grounded coupling-elements with integrated bulb assemblies simplifies manufacturability, improves resonant frequency control, and enables the use of solid, partially filled, and hollow lamp bodies. In some embodiments, a method of operating an electrodeless plasma lamp device includes transferring RF energy from the RF source to an input coupling-element and illuminating electromagnetic energy substantially from the length of a gas-filled vessel from discharge of the gas-filled vessel. | 2011-02-17 |
20110037390 | Multi-chip package LED lighting device - A lighting device for providing mixtures of color temperature and intensity of light. The device comprises a case that contains: a multi-chip of light emitting diode (LED) to output mixtures of color temperature and intensity of light, having a plurality of blocks of LEDs each having a predetermined color temperature, the multi-chip LED being mounted on a printed circuit board (PCB); a cooling system attached on the back of the metal PCB, the cooling system using a fluid coolant for radiating heat generated by the multi-chip LED; and a control system electrically connected with the PCB of each block and the cooling system, the control system is adapted to supply power to the multi-chip LED, select the blocks of LEDs to be adjusted, adjust the color temperature and intensity of light of the selected block of LEDs to obtain mixtures of color temperatures and intensity of light. | 2011-02-17 |
20110037391 | Power Supply Control Device for Lamp - A power supply control device for lamp includes a control unit, the control unit receives a forward voltage signal and a reverse voltage signal simultaneously from a zero-crossover sampling circuit and determines if a connected load is an LED lamp, then the control unit turns on a tri-electrode AC switch (TRIAC) after an operating voltage for the LED voltage is reached, thereby outputting the AC power to an outlet for illuminating the LED lamp; since the TRIAC can be turned on with the forward voltage or the reverse voltage, the LED lamp is powered with a stable power supply to prevent the LED lamp from blinking. | 2011-02-17 |
20110037392 | LED TRAFFIC SIGNAL WITH SYNCHRONIZED POWER PULSE CIRCUIT - An improved LED traffic signal is provided. The LED traffic signal suitably includes a housing with an opening, a printed circuit board coupled to the housing, and a power supply system coupled to the printed circuit board. The power supply system includes a power supply module that receives an AC input voltage from an AC input line and transforms the AC input voltage into a DC voltage with a regulated current to power the LED load, and a synchronized power pulse circuit connected to the power supply that generates a synchronized power pulse representing a power consumption substantially equivalent to that of a halogen or incandescent traffic signal. | 2011-02-17 |
20110037393 | METHOD AND CIRCUIT ARRANGEMENT FOR OPERATING AT LEAST ONE DISCHARGE LAMP - A method for operating a lamp, wherein in the preheating phase a first value of the voltage drop correlated with the reciprocal of the electrical resistance of a coil of the lamp is determined across a resistor at a first instant, and a second value of the voltage drop is determined at a second instant, may include: a) determining the difference between a first and the second value; b) b1) if the difference is greater than a first threshold value: carrying out an algorithm for lamp-type recognition; b2) if the difference is not greater than the first threshold value: c1) if the difference is greater than a second threshold value: d1) if the second value is greater than a third threshold value: determining a coil short circuit; d2) if the second value is not greater than the third threshold value: operating the lamp with the current set of operating parameters. | 2011-02-17 |
20110037394 | Light Emitting Diode Lamp - A light emitting diode lamp includes a housing having a first side mounted with a conductive connecting head, and a second side opposite to the first side. The second side of the housing has a first mounting surface, and a tapered protrusion projecting outwardly from the first mounting surface and having at least one inclined second mounting face inclined with respect to the first mounting surface. A lighting unit includes a plurality of first light emitting diodes mounted on the first mounting surface of the housing, and a plurality of second light emitting diodes mounted on the second mounting face of the housing. A driving unit is disposed in the housing and is coupled to the lighting unit and the conductive connecting head for activating the lighting unit. A transparent cap body is mounted on the second side of the housing for covering the lighting unit. | 2011-02-17 |
20110037395 | VEHICLE HAVING A SOLAR-POWERED LIGHT EMITTING DEVICE - A vehicle includes a vehicle body and a solar-powered light emitting device. The solar-powered light emitting device includes a hollow base, a light emitting unit, a light guide element, a power supply unit, and a control unit. The hollow base is disposed on a lateral side of the vehicle body, confines a receiving space, and is formed with a light exit in spatial communication with the receiving space. The light emitting unit includes a control board and a light emitting element. The light guide element is disposed on the hollow base outwardly of the receiving space, and is disposed to receive the light passing through the light exit. The power supply unit includes a solar cell and a rechargeable battery unit. The control unit is coupled electrically to the rechargeable battery unit and the light emitting unit, and includes a light sensor and a vibration sensor. | 2011-02-17 |
20110037396 | LIGHT EMITTING DIODE MODULE AND DRIVING METHOD THEREOF - A light emitting diode module having a plurality of LED strings is provided. The light emitting diode module includes a voltage generating loop, a light tuner, a voltage selector, and a voltage storage and comparison circuit. The voltage generating loop generates a system voltage according to a pulse modulation control signal. The light tuner receives a light tuning signal and turns on or off the LED strings accordingly. The voltage selector selects one of terminal voltages of terminals of the LED strings coupled to the light tuner for generating a selection voltage. The voltage storage and comparison circuit generates an error voltage by comparing the selection voltage and a reference voltage. The voltage storage and comparison circuit stores the error voltage temporarily and provides the temporarily stored error voltage as the pulse modulation control signal. | 2011-02-17 |
20110037397 | LIGHT EMITTING ELEMENT WITH A PLURALITY OF CELLS BONDED, METHOD OF MANUFACTURING THE SAME, AND LIGHT EMITTING DEVICE USING THE SAME - The present invention relates to a light emitting element with arrayed cells, a method of manufacturing the same, and a light emitting device using the same. The present invention provides a light emitting element including a light emitting cell block with a plurality of light emitting cells connected in series or parallel on a single substrate, and a method of manufacturing the same, wherein each of the plurality of light emitting cells includes an N-type semiconductor layer and a P-type semiconductor layer, and the N-type semiconductor layer of one light emitting cell is electrically connected to the P-type semiconductor layer of another adjacent light emitting cell. Further, the present invention provides a light emitting device including a light emitting element with a plurality of light emitting cells connected in series. Accordingly, it is possible to simplify a manufacturing process of a light emitting device for illumination capable of being used with a household AC power source, to decrease a fraction defective occurring in manufacturing a light emitting device for illumination, and to mass-produce the light emitting device for illumination. Further, there is an advantage in that DC driving efficiency can be enhanced in an AC operation by installing a predetermined rectifying circuit outside the light emitting element. | 2011-02-17 |
20110037398 | Circuit Arrangement and Method for Starting a Discharge Lamp - A circuit arrangement for starting a discharge lamp, with a primary circuit, which comprises a series circuit comprising an inductance (L), a starting capacitor (C | 2011-02-17 |
20110037399 | DIMMER CIRCUIT OF LIGHT EMITTING DIODE AND ISOLATED VOLTAGE GENERATOR AND DIMMER METHOD THEREOF - An isolated configuration dimmer circuit of a light emitting diode (LED) applied to a conventional triac dimmer and a dimmer method are provided. When a dimmer phase angle of the triac dimmer is regulated, a second side winding of a transformer of the isolated configuration produces a pulse width corresponding to a modulated alternating current (AC) voltage, so as to regulate the pulse width of a driving signal output by the second side winding of the transformer. In addition, the dimmer circuit regulates the magnitude of a current flowing through the light emitting diode (LED) according to the pulse width corresponding to the modulated AC voltage. Accordingly, the dimmer circuit regulates the pulse width and the magnitude of the current flowing through the LED according to the dimmer phase angle of the triac dimmer. Therefore, a dimmer range of the LED can be increased. | 2011-02-17 |
20110037400 | Constant Current Driving Circuit for Field Emission Device - A constant current driving circuit for a field emission device has a ground current of an anode electrode measured in real time and the measured ground current is fedback to vary the frequency and duty ratio of a voltage applied to gate and cathode electrodes of the field emission device, thereby causing the ground current of the anode electrode to be constantly maintained. The field emission device has an anode electrode formed on a front substrate, gate and cathode electrodes formed on a rear substrate disposed opposite to the front substrate to be spaced apart from the front substrate by a predetermined distance, and an emitter formed on a top surface of the cathode electrode. The constant current driving circuit includes current detection circuit for detecting a ground current of the anode electrode; an input power unit for applying a driving AC voltage for emitting electrons from the emitter to the gate and cathode electrodes; and a feedback circuit unit for comparing the ground current of the anode electrode detected by the current detection circuit with a predetermined reference voltage to obtain a current variation and providing the input power unit with a frequency signal for varying a frequency of the driving AC voltage or a duty ratio signal for varying a duty ratio of the driving AC voltage in accordance with the current variation. | 2011-02-17 |
20110037401 | POWER CONVERSION DRIVING CIRCUIT AND FLUORESCENT LAMP DRIVING CIRCUIT - A power conversion driving circuit is provided. The power conversion drive circuit includes a converting circuit, a control circuit and a load circuit. The converting circuit is coupled to an input voltage. The control circuit is coupled to the converting circuit for controlling the converting circuit to convert the input voltage to an output voltage. The load circuit includes a load detecting unit and a load. The load is coupled to the output voltage, and the load detecting unit is coupled to a detecting voltage source. The load detecting unit generates a load detecting signal to re-start the control circuit when the load circuit is inserted into the power conversion driving circuit. | 2011-02-17 |
20110037402 | HIGH-PRESSURE DISCHARGE LAMP LIGHTING DEVICE - The high-pressure discharge lamp lighting device of the invention includes a lighting circuit for supplying an alternating current to a high-pressure discharge lamp to cause lighting, the high-pressure discharge lamp having an arc tube in which a halogen material is enclosed and a pair of electrodes is disposed, and each electrode having a protuberance at a tip thereof. A frequency of the alternating current varies without dependency on operating data that varies as a lighting time of the high-pressure discharge lamp elapses. | 2011-02-17 |
20110037403 | MODULATED LIGHT SOURCE SYSTEMS AND METHODS. - An electrodeless plasma lamp and method of generating light is described. The lamp may comprise a lamp body comprising a dielectric material having a relative permittivity greater than 2. A lamp drive circuit is coupled to the lamp body and configured to provide radio frequency (RF) power to the lamp body. A bulb is positioned adjacent to the lamp body, the bulb containing a fill that forms a plasma when the RF power is coupled to the fill from the lamp body. The lamp drive circuit includes a control circuit to control the RF power to vary a temperature of the fill to emit light at adjustable output intensities. The control circuit may be configured to modulate a frequency of the RF power. In an example embodiment, the control circuit is configured to modulate the frequency in the range of 10 Hz to 10 KHz. | 2011-02-17 |
20110037404 | DISCHARGE LAMP USING SPREAD SPECTRUM - An electrodeless plasma lamp and a method of generating light are described. The lamp may comprise a lamp body including a dielectric material having a relative permittivity greater than 2. A lamp drive circuit is coupled to the lamp body and configured to provide radio frequency (RF) power to the lamp body. A bulb containing a fill is positioned proximate the lamp body. The fill forms a plasma when the RF power is coupled to the fill from the lamp body. A lamp drive circuit including modulation control circuit is provided to control modulation of a frequency of the RF power across a frequency band. The circuit may be configured to provide RF power across a frequency band around a resonant frequency for the lamp body to reduce peak amplitude and electro-magnetic interference while maintaining average power to the plasma. | 2011-02-17 |
20110037405 | TRANSFORMER, POWER CONVERTER, LIGHTING DEVICE, LIGHTING DEVICE FOR VEHICLE, AND VEHICLE USING THE SAME - A transformer in this invention comprises substrates constructing a primary winding, substrates constructing the secondary winding, and a core member disposed around the substrates. The substrates defining the primary winding are provided with insertion holes for passing a middle leg portion of the core member, and patterned conductors having one turn. The transformer further comprises an interlayer connection member. The interlayer connection member is located inwardly of the patterned conductors of the substrates defining the primary winding. The interlayer connection member is located on the same side of the patterned conductors defining the primary winding. The interlayer connection member is configured to establish the electrical connection of the patterned conductors defining the primary winding. | 2011-02-17 |
20110037406 | HIGH PRESSURE DISCHARGE LAMP LIGHTING APPARATUS AND LIGHTING FIXTURE - The high pressure discharge lamp lighting apparatus ( | 2011-02-17 |
20110037407 | LED LIGHT EMITTING DEVICE - The present invention relates to an LED light emitting device. An LED light emitting device includes a plurality of LED channels including a plurality of LEDs. The LED light emitting device further includes a transformer configured to convert an input voltage and supply an output voltage to the plurality of LED channels, a controller, and an LED driver. The controller controls the transformer according to a first feedback signal for interrupting power supply to the plurality of LED channels when a dimming off state in which currents are not supplied to the plurality of LED channels occurs or when a state in which the maximum channel voltage of a plurality of channel voltages corresponding to voltages applied to the plurality of LED channels, respectively, is an overvoltage and a defective state in which the plurality of LED channels include an open state are maintained during a predetermined threshold period. The LED driver generates information on the dimming off state and information on the defective state. Further, the LED driver is connected to a secondary side of the transformer, the controller is connected to a primary side of the transformer insulated from the secondary side, and the first feedback signal is generated according to the information on the dimming off state and the information on the defective state. | 2011-02-17 |
20110037408 | Method for Operating a Gas Discharge Lamp and Lighting System Comprising a Gas Discharge Lamp - A method for operating a discharge lamp ( | 2011-02-17 |
20110037409 | HIGH EFFICIENCY LIGHTING DEVICE INCLUDING ONE OR MORE SATURATED LIGHT EMITTERS, AND METHOD OF LIGHTING - A solid state lighting device comprising at least one first light emitter that emits non-saturated non-white light of a first color point, at least one second light emitter that emits saturated non-white light, and a controller configured to control a ratio of light emitted by the first emitter(s) and by the second light emitter(s) to provide non-white light of a second color point. Also, a solid state lighting device comprising at least one first light emitter that emits light within a first area or a second area on a Chromaticity Diagram, and at least one second light emitter, wherein output light is non-white and has a second color point. Also, methods of providing non-white light. | 2011-02-17 |
20110037410 | Control Method Capable of Preventing Flicker Effect and Light Emitting Device Therefore - A control method capable of preventing flicker effect for a light source module includes detecting variation situations of a driving current passing through the light source module to generate a current detection signal, adjusting a variable reference voltage according to the current detection signal, obtaining a feedback voltage from the light source module, generating a voltage control signal according to the feedback voltage and the variable reference voltage, and generating an output voltage according to the voltage control signal to drive the light source module. | 2011-02-17 |
20110037411 | MOULDING WITH EMBEDDED LIGHTING - A decorative moulding having embedded lighting that is directly visible through a hole in the moulding when viewed from a front surface of the moulding, and a method of making a modular moulding having embedded lighting. The lighting is provided by a light source, preferably a light emitting diode, that is positioned in a light mount. The light mount is fixed to the substrate with the light source in the hole in the moulding. A plurality of light mounts can be positioned in a respective plurality of holes in the substrate at desired spacings with light mounts connected to each adjacent light mount by electrically conductive wires. The decorative moulding can be manufactured as modular pieces and the electrically conductive wires can be connected to wires of adjacent modular pieces. | 2011-02-17 |
20110037412 | LED LIGHTING DEVICE - A LED lighting device enables the assembly of one or more LED products in a variety of structures for a broad range of applications. In particular, one or more prefabricated individual water-resistant LED products are assembled in an attachable/detachable fixing frame in a variety of structures for use in a broad range of applications which include street lights, security lighting, tunnel lights, floodlights, etc. A further advantage of a LED lighting device is that it can be conveniently used with AC power, without the use of an AC/DC adapter or a stabilizer. | 2011-02-17 |
20110037413 | Solid State Lighting Devices Including Light Mixtures - A solid state lighting apparatus includes a plurality of light emitting diodes (LEDs). Each of the LEDs includes an LED device configured to emit light having about a first dominant wavelength and a phosphor configured to receive at least some of the light emitted by the LED device and responsively emit light having about a second dominant wavelength. A combined light emitted by the LED device and the phosphor of a first one of the plurality of LEDs has a first color point and a combined light emitted by the LED device and the phosphor of a second one of the plurality of LEDs has a second color point that falls outside a seven step Macadam ellipse around the first color point. | 2011-02-17 |
20110037414 | DRIVING APPARATUS FOR LIGHT EMITTING DIODES - A driving apparatus is provided and configured to suit driving at least a string of light emitting diodes (LEDs). The driving apparatus includes a flyback power factor correction (PFC) converter, a harmonics-filtering unit and a control unit. The flyback PFC converter works in an operation mode according to a pulse-width modulation (PWM) signal and receives an AC power so as to convert the AC power into a pulsating current. The harmonics-filtering unit is coupled to the flyback PFC converter and the string of LEDs, for receiving the pulsating current and filtering out the high-frequency harmonic components in the pulsating current so as to drive the string of LEDs. The control unit is coupled to the flyback PFC converter and the harmonics-filtering unit, for producing the PWM signal according to the AC power and the pulsating current, and reducing the peak-to-average ratio (PAR) of the pulsating current. | 2011-02-17 |
20110037415 | Gls-Alike Led Light Source - The invention relates to GLS-look-alike LED light source ( | 2011-02-17 |
20110037416 | POWER CONVERSION APPARATUS, DISCHARGE LAMP BALLAST AND HEADLIGHT BALLAST - Power conversion apparatus includes a converter circuit, a control circuit, a simulation circuit and a sense circuit. The converter circuit includes a magnetic device for power conversion and a switching device, and is configured to convert power from a power supply into direct current power. The control circuit is configured to supply the converter circuit with a high frequency signal for turning the switching device on and off. The simulation circuit is configured to produce a simulation signal that simulates state or change of magnetic flux of the magnetic device. The sense circuit is configured to produce a signal which corresponds to at least one of the input and output of the converter circuit and is superposed on the simulation signal to form a superposed signal. The control circuit defines an on-period of the high frequency signal based on the superposed signal. | 2011-02-17 |
20110037417 | Zero power lighting control device and method - The present invention is directed to a lighting control system with a motion sensor unit that electrically couples to a load circuit through a latching relay or load controller for turning on and off lights. The motion sensor unit is configured to power down to draw zero power after a time delay, when motion is longer detected within the work space by the motion sensor unit. The lighting control system further includes a control circuit that reinitiates or turns the motion sensor back on through a switch device. | 2011-02-17 |
20110037418 | LED DEVICE - An LED device is provided. The LED device implements an efficient dimming operation. The LED device includes a triac dimmer for receiving an AC voltage and adjusting an angle of the AC voltage, a ballast for receiving the AC voltage from the triac dimmer and generating an AC voltage pulse, a bridge diode unit for generating a DC voltage pulse using the AC voltage pulse, an LED for receiving a DC current and emitting a light, an LED drive controller for receiving a dimming signal and controlling the DC current passing through the LED, and a dimming signal generator for receiving the AC voltage pulse from the ballast and generating a pulsating dimming signal for compensating an output of the triac dimmer and providing the dimming signal to the LED drive controller. | 2011-02-17 |
20110037419 | Device Operation Using a Force Sensor - An electrical device operates by performing actions based on identified events. The device includes a list of events within a memory, a sensor that measures a force on the sensor to provide measurement information, a list of actions, a control component, input output, a load, an action identifier, and an action bank. The list of actions can be stored in the action bank. The control component is coupled to the sensor and identifies an event from the measurement information and selects an action based on the identified event. | 2011-02-17 |
20110037420 | BATTERY STORAGE DEVICE SYSTEM, AND MOTOR DRIVING BODY AND MOVING BODY USING THE SYSTEM - The invention provides a high-efficiency battery storage device system, and a motor driving body and a moving body using the system. The battery storage device system comprises (1) a main battery storage device A having high energy density relative to an auxiliary battery storage device B, (2) the auxiliary battery storage device B having high output density relative to the main battery storage device A, (3) a warm-up means for warming up the main battery storage device A to a predetermined temperature or more, (4) a warm-up monitoring means for monitoring a need for warm-up with respect to the main battery storage device A, (5) an operation mode switching means for selecting an operation mode from a warm-up operation mode and a normal operation mode and performing the selected operation mode, and (6) an electricity supply system supplying an electric power to an outside of the battery storage device system. | 2011-02-17 |
20110037421 | DETERMINATION OF THE POSITION OF THE ROTOR OF AN ELECTRIC MACHINE - The invention relates to a frequency converter, and also to a method for determining the position of the rotor of an electric machine. The frequency converter comprises a load bridge and also a control of the load bridge, for supplying electricity between the load bridge and an electric machine connected to the load bridge. The frequency converter comprises a determination for at least one electrical parameter of the aforementioned electric machine, and the frequency converter comprises a determination for the position of the rotor of the aforementioned electric machine. The load bridge is fitted to supply a first alternating electricity excitation signal, which is formed in relation to the electrical angle of the electric machine, to the aforementioned electric machine. The frequency converter is further fitted to determine the first alternating electricity response signal corresponding to the aforementioned first alternating electricity excitation signal, and the position of the rotor is determined on the basis of the first alternating electricity response signal. | 2011-02-17 |
20110037422 | CONTROL OF ELECTRICAL MACHINES - This invention relates to the control of electrical machines and is concerned more particularly, though not exclusively, with the control of flux switching electrical machines without a mechanical shaft position sensor. An electrical machine for converting electrical energy into mechanical energy and/or mechanical energy into electrical energy, comprises a rotor having a plurality of rotor teeth; a stator having a plurality of stator teeth for rotatably receiving said rotor and having (i) at least one field magnet device for generating a first magnetomotive force between said rotor and said stator and including at least one first electrical winding, and (ii) at least one armature magnet device including at least one second electrical winding adapted to carry electrical current varying in synchronism with rotation of said rotor relative to said stator to generate a second magnetomotive force having a component transverse to said first magnetomotive force; at least one control device for controlling supply of electrical current to or from the or each said second electrical winding by applying a sequence of switching cycles wherein the electrical current in the br each said electrical winding has positive and negative conduction blocks, each of the said conduction blocks has at least two regions, including a first region and an end region; and at least one rotor position sensor device for detecting at least one electrical signal related to the rotational position of the rotor relative to the stator and induced in a respective said first or second electrical winding as a result of a current passing through a respective second or first electrical winding, wherein at least one said rotor position sensor device comprises the steps of measuring the said electrical signal during a switching cycle in the end region, and comparing the said measurement with at least one similar measurement in at least one previous switching cycle to determine if a known rotor position has been reached. | 2011-02-17 |
20110037423 | INVERTER CONTROLLER, COMPRESSOR, AND ELECTRIC HOME APPLIANCE - An inverter controller reduces a conduction angle of inverter circuit ( | 2011-02-17 |
20110037424 | CONTROL CIRCUIT FOR FAN - When the fan inserted in the fan header is a 4-pin fan, the control chip outputs PWM signals with different duty factors to the control pin of the fan header, to automatically change the rotary speed of the 4-pin fan. When the fan inserted in the fan header is a 3-pin fan, the control chip outputs the PWM signals whose duty factor changes with temperature of a chip under the fan to control the first power source to provide a voltage to the adjusting circuit. The adjusting circuit rectifies the voltage output from the first power source as an analog voltage signal to the control circuit. The control circuit controls the third power source to output a changeable driving voltage to the power pin of the fan header to control the rotary speed of the 3-pin fan. | 2011-02-17 |
20110037425 | ELECTROMOTIVE DRIVE ARRANGEMENT - An electric-motor drive arrangement is proposed having at least one electric motor and having at least one control device, wherein the electric-motor drive arrangement has a measurement data processing apparatus and a non-volatile memory. In this case, the memory is connected to a comparator which operates at least one optical display block of a display apparatus when a predetermined set value is reached or exceeded. | 2011-02-17 |
20110037426 | APPARATUS AND METHOD FOR THE POWER MANAGEMENT OF OPERATIVELY CONNECTED BATTERIES RESPECTIVELY ON A HANDHELD ELECTRONIC DEVICE AND A HOLDER FOR THE HANDHELD ELECTRONIC DEVICE - A handheld electronic device in conjunction with a holder for the handheld electronic device that together form an electronic device. The handheld electronic device includes a first battery and the holder includes a second battery and a charging apparatus. When the handheld electronic device and the holder are electrically connected together, such as when the handheld electronic device is received in a cavity formed in the holder the charging apparatus charges the first battery on the handheld electronic device from the second battery on the holder when the first battery charge has been depleted to a given level and the second battery charge is above a second given level. Alternatively, if the first battery charge is above a third given level the first battery charges the second battery if the second battery is not fully charged. | 2011-02-17 |
20110037427 | Plug And Play Battery System - The present invention provides an energy storage device for spacecraft application. The energy storage device includes an energy storage component including a plurality of cells. Each cell has a minimum shelf life. The energy storage device also includes a first interface to an external power source configured for charging of the energy storage component, a second interface to a spacecraft for outputting power from the energy storage component and a third interface for communicating to spacecraft. The energy storage device further includes a charge controller operatively coupled with the energy storage component and the first, second and third interface. The charge controller includes an internal power supply configured to provide power for the charge controller. The charge controller also includes a microprocessor incorporating a firmware to accommodate a system configuration of the energy storage component. | 2011-02-17 |
20110037428 | CONNECTION APPARATUS - A connection apparatus to which an electronic device having a rechargeable power unit and capable of charging the rechargeable power unit in plural charge modes, can be connected, the connection apparatus including; a connector to which the electronic device can be connected and to which are connected an electric signal line used for exchanging electric signals with the electronic device and a power supply line used for charging the rechargeable power unit in the plural charge modes; and a signal output module for delivering to the connector a simulated reconnection signal for causing the electronic device to detect a temporary interruption of an electrical connection between the electronic device and the connector and a subsequent restoration of the temporarily interrupted electrical connection after a prescribed time interval, and a charge mode selection signal which the electronic device refers to, after having received the simulated reconnection signal, in selecting one of the charge modes. | 2011-02-17 |
20110037429 | ELECTRICAL DISTRIBUTION SYSTEM RECHARGING STATION FOR ELECTRIC VEHICLES - An electric vehicle recharging station that can be readily incorporated into existing building electrical distribution systems during retrofit or new construction. The system has at least one enclosure and a vehicle charging connector. A circuit interrupter has line terminals for connection to respective first and second phases of the distribution system. A contactor relay has first and second phases coupled to the respective circuit interrupter and electric vehicle charging connector phases and separable contacts for each phase, for selective connection of electric power to the charging connector. A recharger controller is coupled to the contactor, for causing selective separation and closing of the separable contacts, so that electrical power is transferred to the electric vehicle. The recharging station system may also incorporate electric rate metering functions as well as communication capability from the controller to a remote controller. A human machine interface may be coupled to the controller. | 2011-02-17 |
20110037430 | Safety Switch for Secondary Battery for Electric Vehicle and Charging Discharging System for Secondary Battery for Electric Vehicle Using the Same - The present invention relates to a safety switch of a secondary battery for an electric vehicle and a charge and discharge system of a secondary battery for an electric vehicle using the same, and more particularly, to a technology capable of protecting a secondary battery by operating a switch of the secondary battery for the electric vehicle attached to the outside of the secondary battery in order to disconnect a driving motor for the electric vehicle to the secondary battery when the secondary battery expands or excessive short-circuit current flows into circuits of the secondary battery, due to a swelling phenomenon of the second battery expanding due to an abnormal status of the secondary battery, such as overcharge, heat exposure, a short circuit, a reverse connection, or the like, in using the secondary battery for the electric vehicle. | 2011-02-17 |