Abstract: An electric motor has efficient self-cooling. The electric motor contains a rotor that is rotatably mounted with respect to a stator. On a first sub-segment of an end face of the rotor, a first air-guiding contour is formed that, during rotation of the rotor in a reference rotation direction, generates an outwardly directed air flow. On a second sub-segment of the same end face, a second air-guide contour is formed that, during rotation of the rotor in a reference rotation direction, generates an inwardly directed air flow.

Abstract: Certain embodiments are directed to devices, methods, and/or systems that use electrical machines.

Abstract: In an abnormality detection system for a rotation angle sensor, a fact that an abnormality has occurred in one of sine signals (S1, S2) or in one of cosine signals (S3, S4) is detected based on a sum of the electrical signals (S1, S2), and a sum of the electrical signals (S3, S4) (first detection result). A fact that an abnormality has occurred in one of the positive sine and cosine signals (S1, S3) or in one of the negative sine and cosine signals (S2, S4) by comparing a first temperature computed using a correlation between an amplitude and a temperature and based on the electrical signals (S1, S3), a second temperature computed using a correlation between the amplitude and a temperature and based on the electrical signals (S2, S4), and a third temperature detected by a temperature sensor with each other (second detection result). A microcomputer identifies which of the electrical signals is abnormal by comparing the first and second detection results with each other.

Abstract: Systems and methods are provided for an induction motor. An induction motor includes a spherical rotor and a plurality of curved inductors positioned around the spherical rotor. The plurality of curved inductors are configured to rotate the spherical rotor continuously through arbitrarily large angles among any combination of three independent axes.

Abstract: A magnetic load sensor unit (1) is provided which can detect the magnitude of an axial load applied by a linear motion actuator (14) to a friction pad (22). The magnetic load sensor unit (1) includes a magnetic target (4) which generates a magnetic field, and a magnetic sensor (5) designed to move relative to the magnetic target (4) corresponding to the axial load.

Abstract: A permanent magnet motor in which electromagnetic excitation force of low spatial order is reduced, and influence of a magnetomotive force harmonic of a rotor and torque ripple is reduced. One set of armature windings receives current from a first inverter, and another set of armature windings receives current from a second inverter. Where a pole number of a rotor is M and the number of slots of a stator core is Q, M and Q satisfy M<Q and a greatest common divisor of M and Q is equal to or greater than 3. In the rotor, the iron core is located beyond a radius intermediate the maximum outer radius and the minimum inner radius of the permanent magnets. A phase difference between three-phase currents from the first and second inverters is in a range of electrical angles of 20 to 40 degrees.

Abstract: A stator includes a stator core, a winding, and a temperature sensor. In the stator core, a plurality of slots are formed in a circumferential direction of the stator. The winding is formed by a plurality of conductors which are housed in the slots and are electrically connected. The slots are formed such that a predetermined number of the conductors are housed and arrayed in a radial direction of the stator. The temperature sensor is located in at least one of the slots and detects temperature of the conductors.

Abstract: The current diverter rings and bearing isolators serve to dissipate an electrical charge from a rotating piece of equipment to ground, such as from a motor shaft to a motor housing. One embodiment of the current diverter ring includes an inner body and an outer body configured to clamp at least one conductive segment between them. In the preferred embodiments of the current diverter ring, the conductive segments are positioned in radial channels. The outer body may be affixed to a shaft, a motor housing, a bearing isolator, or other structure. The bearing isolator may incorporate a retention chamber for holding conductive segments within the stator of the bearing isolator, or the bearing isolator may be fashioned with a receptor groove into which a current diverter ring may be mounted.

Abstract: A method of making a locker (10) uses a cabinet (20) having a rear wall, a top (24), a base and opposed side walls (22). The side walls defining support means (40) for supporting and preferably engaging the side edges of a shelf or cabinet divider, projecting into the cabinet. The cabinet (20) is configured to receive a door (12, 14, 16) mounted to one side of the cabinet by means of a hinge arrangement. The hinge arrangement includes one or more knuckles (30) defined on the door, and a series of projections (32) extending along the one side of the cabinet, spaces being defined between the projections (32) for receiving a knuckle (30) of a door therebetween. The support means (40) are defined adjacent the projections (32) and between the recesses moulded. The cabinet is moulded with a closed front face and the front face is selectively removed to define one or more apertures. Next one or more dividers or shelves is/are inserted into the cabinet as required and one or more doors are attached to the cabinet.

Abstract: Synchronization apparatus (6) having at least two actuating apparatuses (100, 200) for moving a movable furniture part (3) and having a synchronization rod (5) for synchronizing the movement of the at least two actuating apparatuses (100, 200), wherein a first end region of the synchronization rod (5) can be connected to a first rotary part (102) of the first actuating apparatus (100), and a second end region of the synchronization rod (5) can be connected to a second rotary part (202) of the second actuating apparatus (200), characterized in that at least one rotary part (202) of the actuating apparatuses (100, 200) has a sprung contact-pressure part (207) which bears against the end face of the synchronization rod (5).

Abstract: A storage container for use in a documents management system with remote location of file folders positioned on support members mounted between walls of the storage container. The support members are electrically connected to an electrical input connector which supplies file folder search signals to the container and receives response signals from address decoder circuits located in each file folder removably received in the container. Each container has an electrical output connector which can be connected to the electrical input connector of another container so that several containers can be connected to one another. Each container can be removably installed in a file cabinet drawer and electrically connected to the file drawer conductive rails to communicate with a file cabinet based file management system.

Abstract: A hair stylist device comprises a top and bottom board, each having a plurality of opposed bristles for retaining strands of bulk artificial or commercial hair therebetween for performing hairstyling operations, and including a hinge mechanism for opening and closing the boards around the bulk hair retaining it loosely but securely, while allowing the removal of strands of bulk hair without opening the device providing optimal gripping ability to the bulk hair while permitting removal of hair without unnecessary loss. The board inner surfaces each may have a generally planar pad with plural embedded bristles extending in a direction perpendicular to one surface of the pad. A longitudinal hinge connects the two boards to each other and a lock can secure the opposite longitudinal ends to each other. Compartments disposed at a surface of the boards provide storage for any necessary accessories required for the braiding or weaving process.

Abstract: An electronic device enclosure includes a chassis, a cover secured to the chassis, a handle rotatably mounted to the chassis, and an operation member slidably mounted to the chassis. The cover includes a resilient piece. The operation member includes a resilient arm and a limiting block. The handle defines a latching slot, which engages with the limiting block. The resilient piece is elastically deformed to resist the handle. The operation member is operable to be slid relative to the chassis to disengage the limiting block from the latching slot, so that the resilient piece rebounds to open the handle.

Abstract: An electronic device enclosure includes a chassis, a cover secured to the chassis, a handle rotatably mounted to the chassis, a latching member rotatably mounted to the chassis and securing the handle to the chassis, and a resilient member mounted between the latching member and the cover. The latching member comprises a pressing portion extending out of the cover. The pressing portion is operable to be pressed to rotate the latching member to disengage from the chassis and elastically press the resilient member, allowing the handle to rotate relative to the chassis without pulling out the handle forcefully by hand.

Abstract: An air conditioner indoor unit (100) comprises a panel body (4), a rear casing (8) and a front panel (2) connected with the panel body (4), wherein the chamber of the air conditioner indoor unit (100) is enclosed by the rear casing (8), the panel body (4) and the front panel (2); the panel body (4) comprises a left side wall (6) and a right side wall (5); and the outer surface of each of the left and the right side walls (6, 5) of the panel body (4) is provided with an outward convex part or an inward concave part.

Abstract: Electronic device includes main body, cover having through hole and covering at least part of main body, fixing mechanism fixing cover to main body, and waterproof mechanism draining water to outside, water having entered into gap between cover and main body. Fixing mechanism includes rotating knob provided in main body and inserted into through hole when cover is fixed to main body, protruding portion moved by rotation of rotating knob, engaging portion provided inside cover and engaging with protruding portion when cover is fixed to main body, and recess portion provided in main body and accommodating engaging portion when cover is fixed to main body. Waterproof mechanism includes groove portion provided in main body or cover, extending toward outer edge direction of cover, and coming into communication with recess portion when cover is fixed to main body.

Abstract: A home appliance defining a width direction and a depth direction, and a control panel extending along the width direction, the control panel having control element components mounted thereat, the home appliance including a chassis within the body adjacent the control panel; first and second spaced brackets mounted to the chassis adjacent the control panel, with fastener portions aligned in the depth direction; and a cross member extending in the width direction between the first bracket and the second bracket with control elements intermediate the cross member and the chassis, the cross member having a fastener portion at each widthwise end thereof and aligned in the depth direction, the cross member being mounted to the first bracket using fasteners aligned in the depth direction, and the second bracket using fasteners aligned in the depth direction, wherein the fasteners are removable from the depth direction.

Abstract: A high cabinet may be mechanically lowered to within reach of a disabled user. In the first exemplary embodiment, a cabinet is attached to a wall by two sets of rotatable lever arms, which allow the cabinet to be translationally moved between a raised position against a wall and a lowered position out from the same wall, optionally resting on a countertop. In the second exemplary embodiment, a scissor-jack type mechanism pushes an outer cabinet out from the wall and a sliding mechanism allows an inner cabinet to drop down from within the outer cabinet. In the third exemplary embodiment, a single cabinet is mounted between a pair of vertically sliding plates, which are mounted between a pair of horizontally sliding plates.

Abstract: A high cabinet may be mechanically lowered to within reach of a disabled user. In the second exemplary embodiment, a scissor-jack type mechanism pushes an outer cabinet out from the wall and a sliding mechanism allows an inner cabinet to drop down from within the outer cabinet.

Abstract: A cabinet includes a cabinet body, a front door, and a drive assembly. The front door is secured to the cabinet body and includes a door body, a supporting rod, and a sliding member. The supporting rod is located on the door body, and the sliding member surrounds on the supporting rod. The drive assembly is attached to the cabinet body and connected to the sliding member. The door body is rotatable relative to the cabinet body between an open position and a closed position. The sliding member is slidable in a first direction along the supporting rod to push the door body from the closed position to the open position, and in a second direction opposite to the first direction to pull the door body from the open position to the closed position driven by the drive assembly. The door body is thereby open or closed automatically.

Abstract: A washing machine includes a cabinet defining an external appearance thereof and having an insertion port, a tub arranged inside the cabinet and capable of accommodating wash water, a drum arranged inside the tub and capable of accommodating laundry, and a door to open and close the insertion port, and the door includes a door cover including a first section through which light penetrates, and a second section formed integrally with the first section such that at least a portion of the second section is projected through the first section. Therefore, manufacturing costs of the door may be reduced without the need for post-processing, and it may be possible to provide the eco-friendly washing machine having pleasing design aesthetics.

Abstract: An enclosure for an electronic device includes a device opening and a device window. The enclosure typically includes a door that may be rotated about an axis to provide access to the device opening while remaining connected to the enclosure. Exemplary enclosures include a slot for a magnetic card reading system that facilitates the alignment and insertion of a magnetic card.

Abstract: A slide rail comprises a fixed rail; a movable rail slidably attached to the fixed rail; and a roller that is attached to at least one of the fixed rail and the movable rail and runs on the other one of the fixed rail and the movable rail as the movable rail slides, the other one of the fixed rail and the movable rail including a running wall on which the roller runs and sliding contact walls that come into sliding contact with opposite side surfaces, in a direction of a rotation axis of the roller, of the roller, wherein the roller includes a metal-made roller main body and a pair of resin-made sliding plates that sandwich the roller main body from opposite sides thereof in the direction of the rotation axis of the roller, and the pair of sliding plates are in sliding contact with the sliding contact walls.

Abstract: A drawer assembly for an appliance is provided. The drawer assembly includes a container for receipt of items for storage and a linkage assembly positioned below the container. The container is supported by the linkage assembly such that the container is moveable along a transverse direction on the linkage assembly.

Abstract: The invention relates to an electric lamp (102) comprising a primary semiconductor light source (104) in thermal communication with a primary reflector (106). Herein, the primary reflector (106) is reflective, transparent and/or translucent. The primary reflector (106) is configured for transferring heat generated by the primary semiconductor light source (104) during operation away from said primary semiconductor light, source (104). As a result, the electric lamp (102) according to the invention effectively reduces the number of parts comprised in the electric lamp (102), thereby lowering the costs of manufacturing the electric lamp (102).

Abstract: The present disclosure discloses a method for providing protective coatings onto one or more surfaces of a frangible enclosure of an LED lamp and a lamp prepared therefrom. More particularly, the present disclosure relates to LED lamps comprising polymer coatings on at least one or more surfaces of an enclosure of an LED lamps.

Abstract: A pixel structure including a flexible substrate, an active device, a pixel electrode, a capacitance electrode, a first insulation layer, a second insulation layer, and a padding layer is provided. The pixel electrode is electrically connected to the active device and has pixel electrode openings. The capacitance electrode is disposed overlapping the pixel electrode and has capacitance electrode openings corresponding to the pixel electrode openings. The first insulation layer is disposed between the pixel electrode and the flexible substrate. The second insulation layer is disposed between the pixel electrode and the capacitance electrode. The active device is disposed between the second insulation layer and the flexible substrate. The padding layer includes padding pillars and a padding pattern covering over the active device. The padding pillars are located in the pixel electrode openings respectively. The pixel electrode partially covers the padding pattern and exposes the padding pillars.

Abstract: An electric field emitting source is equipped with an electron emitting film which comprises a nano-sized electron emitting substance and has a first surface and a second surface constituting the surface opposite thereto, and a cathode which secures one end of the electron emitting film and comprises a first block and a second block respectively corresponding to the first surface and the second surface of the electron emitting film.

Abstract: A method for manufacturing an electrically conductive material includes steps of: (a) providing a carbon fiber; (b) providing a plastic fiber that differs from the carbon fiber; (c) producing a mixture in the form of a two-dimensional mat from the carbon fiber and the plastic fiber; (d) drying the mixture, optionally; (e) consolidating the mixture; (f) cutting the mixture to size, optionally; (g) carbonizing the mixture, wherein the carbonized plastic fibers form a carbon-based matrix possessing electrical conductivity that at least partially surrounds the carbon fibers. Electrically conductive materials obtained by the method have an increased electrical resistance. An emitter is specified that contains a transparent or translucent housing and an electrically conductive material as to above. These now allow emitters of virtually any length to be operated at customary line voltages.

Abstract: A phosphor for low-pressure discharge lamps is disclosed, wherein the phosphor is present in the form of phosphor grains coated with a protective layer, wherein the protective layer consists of a metal oxide, a metal borate, a metal phosphate or mixtures thereof.

Abstract: The present disclosure discloses LED lamps and enclosures comprising light transparent polymer coatings comprising light diffusing particles as well as methods for providing improved luminous intensity distribution. More particularly, the present disclosure relates to enclosures comprising light-transparent polymer coatings comprising a light diffusing particles on at least one surfaces of the enclosure of an LED lamp.

Abstract: A microwave circuit for a linear accelerator includes multiple monolithic metallic cell plates stacked upon each other so that the beam axis passes vertically through a central acceleration cavity of each plate. Each plate has a directional coupler with coupling arms. A first coupling slot couples the directional coupler to an adjacent directional coupler of an adjacent cell plate, and a second coupling slot couples the directional coupler to the central acceleration cavity. Each directional coupler also has an iris protrusion spaced from corners joining the arms, a convex rounded corner at a first corner joining the arms, and a corner protrusion at a second corner joining the arms.

Abstract: The present invention provides a technology related to an improvement in the performance of releasing heat generated in a semiconductor light-emitting device. In a light-emitting module including a semiconductor light-emitting device provided with at least a semiconductor light-emitting element and a phosphor, and a circuit board, on the circuit board, at least a semiconductor light-emitting device including a plurality of semiconductor light-emitting elements each having a different path of a drive current to be supplied thereto, or a plurality of semiconductor light-emitting devices each having a different path of a drive current to be supplied to the semiconductor light-emitting elements is mounted. The circuit board is provided with a base material portion formed using a heat-conducting material, and a power supply conductor layer for supplying the drive currents of the semiconductor light-emitting elements to the semiconductor light-emitting device.

Abstract: The magnetron according to the present invention includes an anode portion, a cathode portion arranged in a central portion of the anode portion, an output antenna connected to the anode portion, an exhaust pipe arranged around the output antenna to serve as a part of a vacuum tube, and an antenna cap covering a chip-off portion included in the exhaust pipe. The antenna cap and the exhaust pipe are welded to each other.

Abstract: The object of the presently disclosed embodiment is to improve heat dissipation and an overall cooling efficiency to raise a peak oscillation output. To achieve the object, there is provided a coaxial magnetron having the following configuration: Around a cathode, vanes and an anode cylinder form an anode resonant cavity, and a cylindrical side body forms an outer cavity. An input side structure having an input part and an upper structure are joined to both ends of the cylindrical side body. One end of the anode cylinder is joined to the input side structure. A groove (or step) for adjusting the distance between the structures and at the both ends is provided, and the groove is joined to the other end of the anode cylinder.

Abstract: The invention provides a self-ballasted lamp having high heat radiation performance, which is lightweight and inexpensive. A substrate having LED elements mounted is provided at one edge side of the radiator, and a cap is provided at the other edge side the radiator. A lighting circuit is accommodated between the radiator and the cap. The radiator includes a cylindrical cover member and an annular radiation member fitted to the outer circumferential part of the cover member and is composed by combining the cover member and the radiation member together. The cover member and the radiation member are made of metal and are formed by press-working.

Abstract: An LED lamp control circuit comprises a rectifier circuit, an LED light source load, a constant current circuit, and a first temperature detect switch circuit. The LED light source load comprises at least one group of LEDs. The constant current circuit comprises at least one group of constant current source components, each of which is connected to at least one group of LEDs in the LED light source load and comprises a depletion mode field effect transistor. The first temperature detect switch circuit is connected to an input end of a power source, and comprises a first normally closed temperature detect switch mounted on a radiator. When the temperature of the radiator exceeds the disconnection temperature of the first normally closed temperature detect switch, the first normally closed temperature detect switch is disconnected, so as to cut off the power supply of the LED light source load.

Abstract: A lighting fixture includes a power input configured to be coupled to a power source, a power output configured to be coupled to an external load and a lighting device, such as a light emitting diode (LED) device, coupled to the power input and configured to provide illumination. The lighting fixture further includes a protection circuit coupled between the power input and the power output and configured to detect a condition of a power source coupled to the power input and to control power transmission between the power input and the power output responsive to the detected condition. The power output may be configured to support daisy-chain connection of the lighting fixture to at least one other lighting fixture, and the protection circuit may be configured to control power transmission to the at least one other lighting fixture responsive to the detected condition.

Abstract: A multi-zone control system is provided. The multi-zone control system may include a system unit, zone wiring, a plurality of zone connection terminals and a first microcontroller. Each zone connection terminal may link at least one motion sensors and at least one security device to a first microcontroller. The first microcontroller may receive input when the at least one motion sensor detects movement of an occupant so as to activate the respective security device. A user may single-handedly install, operate and modify the multi-zone control system.

Abstract: A LED lighting system and a controlling method using the same is disclosed. In accordance with the present invention, a central controller extracts an ID information assigned to each of one or more LED lighting devices using a power line communication and classifies the extracted ID information into ID groups according to a user command by assigning a management information thereto to enable controlling of the one or more LED lighting devices based on the management information.

Abstract: There is provided an organic light emitting display device capable of reducing power consumption by adjusting a voltage according to an input image and deterioration of the organic light emitting display device and a method of driving the same.

Abstract: A hands-free lighting system comprising: a master control unit, a light unit, and a remote control unit. The master control unit is configured for controlling the operation of a remote light unit based on a signal received from a remote control unit. The light unit comprising at least one light source.

Abstract: The disclosed embodiments relate to a daylight harvesting system (1). The daylight harvesting system comprises a light distribution device comprising a light inlet (2) for receiving incident light (3), and a light outlet (4) for providing output light (5) received by the light inlet into an interior space. A light sensor (6) is arranged to receive and measure a light level of the incident light and to provide a measurement signal representative thereof. Control circuitry (7) is arranged to receive the measurement signal, and to provide a control signal based on the measurement signal to an artificial light source (8) placed at the light outlet.

Abstract: The invention relates to a network of luminaires for an automatic lighting system comprising at least two luminaires (1) and at least one controller, each luminaire comprising a light source (4) and at least two communication ports (3, 6, 9, 12), wherein the communication ports have predetermined configuration and orientation (3, 6, 9, 12), each communication port (3, 6, 9, 12) is adapted to be communicatively connected to a communication port of another luminaire (1) in said network in the direction and orientation of the port (3, 6, 9, 12), and wherein the identification of unused communication ports (3, 6, 9, 12) is communicated to said at least one controller.

Abstract: A light source control system using output feedback, comparing the current output to a previous output level of a light source and modulating a control signal to maintain the light source output at a predetermined percentage of its maximum.

Abstract: Disclosed is a retractable lighting fixture having a retractable LED lighting layer. One or more optical layers (40, 240A/B, 340A/B, 440) may optionally be provided over the LED lighting layer (30, 230, 330, 430). The optical layer(s) and the LED lighting layer may optionally be movable relative to one another between at least being in an expanded spaced relation to one another and a compressed relation to one another. One or more LEDs (34, 134, 234A/B, 334A/B, 434) on the LED lighting layer may be individually controllable and such LEDs (34, 134, 234A/B, 334A/B, 434) may be selectively extinguished when they are in a retracted position.

Abstract: The present invention provides a driving circuit and method for a pixel unit, a pixel unit and a display apparatus. The driving circuit for a pixel unit comprises: a driving thin-film transistor, a first switching element, a storage capacitor and a driving control unit; said driving control unit is used to control said storage capacitor to be charged/discharged so as to control said driving thin-film transistor to operate in a saturation region, so that the threshold voltage Vth of said driving thin-film transistor is compensated by utilizing the gate-source voltage of said driving thin-film transistor. The present invention can address the problems of ununiformity and attenuation of the brightness of OLED panel.

Abstract: Provided is a circuit for adjusting light-emitting diode (LED) current; the circuit comprises: a single-output constant current source (21), a multi-path LED output circuit (22) and a control bus (20) connected to the multi-path LED output circuit (22); any given LED output circuit comprises: a load circuit (23), an adjustment circuit (24), a current regulation circuit (25) and an adjustment control circuit (26). The circuit for adjusting LED current provided in the technical solution of the present invention adjusts the current of each LED output circuit via the load circuit, the adjustment circuit, the current regulation circuit and the adjustment control circuit, thus adjusting characteristic parameters such as color, color temperature, color rendering index, brightness and the like of the LED light source, thereby avoiding the problem of high cost caused by using multi-path constant current DC/DC circuit to adjust the current of each path.

Abstract: An LED load driving apparatus including a power conversion circuit and a control chip is provided. The power conversion circuit receives an input voltage and drives an LED load in response to a PWM signal. The control chip includes a control core circuit and a memory unit. The control core circuit is operated under a system voltage to provide the PWM signal for controlling operation of the power conversion circuit. The control core circuit is inactivated during a power-off period and restarted during a power-on period. The memory unit is operated under the input voltage and is configured to: store a dimming operation data before the control core circuit is inactivated during the power-off period; and provide the stored dimming operation data during the power-on period to the control core circuit, so as to make the control core circuit perform corresponding dimming operation relating to the LED load.

Abstract: A low THD load adapter system is disclosed. The load adapter system includes a first lighting module and a second lighting module connected parallel to the first lighting module. During each AC cycle the first lighting module conducts current for a first portion of the cycle and the second lighting module conducts current for a second portion of the cycle. When combined, the total current drawn from the power source substantially tracks the shape of the applied AC voltage. Accordingly, there is minimal distortion, and low total harmonic distortion level is achieved.