Abstract: A motor 10 comprises a stator 11 including a plurality of armature pole coils 14 for generation of magnetic flux when energized; a rotor 21 mounted for rotation within the stator owing to the magnetic flux. The rotor is formed for integral rotation in the state of magnetically coupling a plurality of rotor teeth 22, each having an outer peripheral surface 22a linked by magnetic flux, and a plurality of auxiliary salient structures 32, each situated between the adjacent two rotor teeth and having an outer peripheral surface 32a linked by magnetic flux. The rotor teeth and auxiliary salient structures include induction coils 27, 37, each for generation of induced current when linked by space harmonics contained in the magnetic flux, and electromagnetic coils 28, 38, each for generation of electromagnetic force when energized by the induced current generated by the induction coil.

Abstract: An electrical rotating machine comprises: a stator including armature pole coils 14 capable of generating magnetic flux when energized; an inner rotor driven to rotate when the magnetic flux passes therethough; and an outer rotor in a magnetic path of the magnetic flux that passes through the first rotor, the outer rotor having portions of different materials, in permeability, which are situated along the periphery of the outer rotor, the inner rotor having a plurality of salient poles situated along the periphery of the inner rotor and wound by wound coils 34 which induce induced current when linked by the magnetic flux generated by the armature pole coils.

Abstract: An electrical rotating machine comprises a stator including armature pole coils 14 capable of generating magnetic flux when energized, an inner rotor driven to rotate when the magnetic flux passes therethough, and an outer rotor driven to rotate in a magnetic path of the magnetic flux that passes through the first rotor, the outer rotor having portions of different materials, in permeability, which are situated along the periphery of the outer rotor, the inner rotor having a plurality of salient poles situated along the periphery of the inner rotor and wound by wound coils 34 which induce induced current when linked by the magnetic flux generated by the armature pole coils, the stator including a plurality of wound coils 51, 52, 53 winding around each of poles to constitute the armature pole coil for each of the plurality of salient poles.

Abstract: An electric rotating machine includes a stator having a plurality of stator teeth facing a rotor. The rotor has a plurality of pairs of permanent magnets. Permanent magnets of each pair are located in a “V” shape configuration and form a magnetic pole. Every other tooth of the plurality of stator teeth is a long stator teeth and an adjacent tooth is a short stator teeth. Adjusting recesses formed in the rotor are at symmetrical, about a d-axis of each magnetic pole, locations in a way that each of the adjusting recesses has a width made equal to a width of one of the stator teeth and their deepest levels are equidistant from a d-axis of the magnetic pole in one and the opposite circumferential directions angularly about the axis of the rotor by 56° in electrical degrees.

Abstract: The present invention provides an electric rotating machine capable of providing a high quality and efficient machine operation with reduced oscillation and noise by lowering torque ripple. The electric rotating machine includes a stator having a plurality of teeth facing a rotor, and a plurality of slots providing spaces for winding coils around the teeth. The rotor has a pair of permanent magnets embedded therein and located in a “V” shape configuration so as to let magnetic force act on the teeth such that the rotor within said stator is driven to revolve by reluctance torque and magnet torque. An outer diameter ratio ? of an outer diameter Dr of the rotor to an outer diameter Ds of the stator falls in a range from 0.61 to 0.645.

Abstract: A reluctance motor has: a stator provided with drive coils to which multiphase drive currents are inputted; and a rotor provided with a plurality of salient poles which receive primary rotating force when magnetic fluxes generated in the drive coils are interlinked with the rotor, and the rotor has: inductor pole coils which are placed on magnetic paths on which spatial harmonic components superimposed on the magnetic fluxes generated in the drive coils are interlinked with the rotor side so that induced currents can be generated in the inductor pole coils due to the spatial harmonic components of the magnetic fluxes; rectifier elements which rectify the induced currents generated in the inductor pole coils; and electromagnet coils as defined herein, and the inductor pole coils and the electromagnet coils do not serve for each other's purposes but are placed on the rotor individually.

Abstract: An electric rotating machine comprises a stator adapted for receiving stator windings; a rotor rotatable relative to the stator; permanent magnets in the rotor forming magnetic poles; and apertures with a low permeability. Each aperture is for that portion of one of the permanent magnets located in a predetermined range which would generate magnetic flux lines in such directions as to cancel magnetic flux lines emanating from the stator in the neighborhood of a direct axis of one of the magnetic poles if the permanent magnet were located in the predetermined range.

Abstract: To provide a thin solar cell module connector having improved reliability, enduring long use, and having high productivity. A diode chip 6 is disposed in a diode module 2. The diode module 2 is transfer-molded. The diode module 2 is fitted in an opening 22 in the module box 20.

Abstract: The present invention is directed to provide a lever switch with a display device that is variably displayable of pictures or texts. A lever 18 is configured by disposing an organic light-emitting device 10 in a manner that it is interposed between an operating unit 1 and an operating unit cover 13 and coupling a shaft 14 to the operating unit 1, and a housing 19 is fitted with a bezel 24 so that the lever 18 protrudes from a hole for tilting 24a of the bezel 24, thereby the lever 18 is tiltably disposed. In the housing 19, a printed circuit board 20 is arranged with a photo-interrupter 23 implemented thereon for detecting a tilting motion of the lever 18.

Abstract: A switch with a display capable of tree-type searching by a single unit, which enables easy operation, cost reduction and space saving, is provided. The switch with a display capable of tree-type searching by a single unit comprises an operational button 6 capable of swinging motion and pushing motion, a switching mechanism activated by the operation of the operational button 6, and display module 10 performing display by the movement of the switching mechanism, and is characterized in that selection of display of the display module 10 is made by swinging motion of the operational button 6, and determination motion to move to the next stage of display of the display module 10 is performed by pushing motion of the operational button 6.

Abstract: A solar cell module connector includes an insulating box (2). The insulating box includes a solar cell module lead line connection zone (8) and an output cable connection zone (12) disposed on opposite sides of an diode zone (10), with partitions (4, 6) disposed therebetween, respectively. Heat sinks (14) are disposed in the diode zone, with their first ends located in said solar cell module lead line connection zone and with their second ends located in said output cable connection zone. Connection terminals (26) are connected to the respective ones of the first ends of the heat sinks and extend through the partition (4) into the solar cell module lead line connection zone. Connection terminals (30) are connected to the second ends of the heat sinks disposed at the opposite, first and second outermost locations and extend through the partition (6) into the output cable connection zone.

Abstract: [Subject] To provide a thin solar cell module connector having improved reliability, enduring long use, and having high productivity. [Means to Realize the Subject] A diode chip 6 is disposed in a diode module 2. The diode module 2 is transfer-molded. The diode module 2 is fitted in an opening 22 in the module box 20.

Abstract: A solar cell module connector includes an insulating box (2). The insulating box includes a solar cell module lead line connection zone (8) and an output cable connection zone (12) disposed on opposite sides of an diode zone (10), with partitions (4, 6) disposed therebetween, respectively. Heat sinks (14) are disposed in the diode zone, with their first ends located in said solar cell module lead line connection zone and with their second ends located in said output cable connection zone. Connection terminals (26) are connected to the respective ones of the first ends of the heat sinks and extend through the partition (4) into the solar cell module lead line connection zone. Connection terminals (30) are connected to the second ends of the heat sinks disposed at the opposite, first and second outermost locations and extend through the partition (6) into the output cable connection zone.

Abstract: It is difficult to efficiently fabricate optical lenses on which gradation coloring is finely implemented. Gradation coloring is implemented on optical lenses by using an optical lens coloring system having an optical lens holding device for holding an optical lens, a coloring agent discharging device provided with one or a plurality of nozzles for discharging coloring agent for coloring the optical lens, and a relative position control device for controlling a relative position of the optical lens holding device and the coloring agent discharging device. The relative position control device controls the relative position of the optical lens holding device and the coloring agent discharging device such that coloring agent discharged out of the coloring agent discharging device arrives at a predetermined plane substantially from a direction normal to a predetermined plane of an optical lens held by the optical lens holding device.

Abstract: A d.c. arc welder which can use either a high voltage power supply of a certain voltage such as 400 volts or a low voltage power supply of about a half voltage thereof such as 200 volts and is arranged to effect automatic switching between low and high voltage power supply states not only when the power supply is switched from one to the other but also when the input voltage gradually rises from zero voltage to the above-mentioned high voltage, thereby constantly providing an adequate d.c. output for welding. It is provided with a circuit breaker in a stage next to its input terminals for sensing a high voltage of the power supply to temporarily shut off the input from the power supply and closing the circuit after its initialization.

Abstract: An invertor controlled D.C. arc welder of consumable electrode type which is arranged to rectify an a.c. power from a commercial power supply, convert it into a high frequency a.c. power by an invertor, rectify it again to obtain a d.c. power output for welding and stabilize the output voltage by feedback control of the invertor based upon the output voltage and provided with means for discriminating shorting and arcing periods of its welding load from the output voltage and additionally controlling the invertor based upon a resultant discrimination signal to raise the output voltage during the early time of the arcing period, thereby preventing defective welding due to insufficient output current.

Abstract: A consumable electrode type d.c. arc welder including an invertor, which is arranged to rectify an a.c. power from a power supply, once convert a resultant d.c. power into a high frequency a.c. power by the invertor and again rectify it to obtain a d.c. power for welding, and provided with means for detecting a current flowing through its welding load to certainly discriminate shortening and arcing states between a welded base material and a welding electrode rod and controlling the invertor with a resultant discrimination signal to reduce its output voltage during the shortening period, thereby preventing spattering produced by an over-current.

Abstract: An arc welder which can be used with either a high voltage a.c. power supply of a certain voltage or a low voltage a.c. power supply of about a half of said voltage, such as 400 or 200 volts, for example, and which is provided with a circuit configuration in which an input a.c. voltage is rectified by a rectifier and smoothed by a pair of capacitors and the resultant d c. power is converted by an invertor into a high frequency a.c. power which is reduced in voltage by an output transformer and then rectified again, and arranged to discriminate the input a.c. voltage and switchingly connect these capacitors in series or parallel between both ends of the input rectifier, thereby automatically conforming the circuit to both high and low supply voltages.