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    • 13. 发明专利
    • ブラシレス直流モータ
    • 无刷直流电机
    • JP2014204491A
    • 2014-10-27
    • JP2013076791
    • 2013-04-02
    • 本田技研工業株式会社Honda Motor Co Ltd
    • NEMOTO HIROOMI
    • H02K21/38H02K1/17H02K21/36
    • 【課題】低コストかつ高効率運転が可能なブラシレス直流モータを提供する。【解決手段】ブラシレス直流モータ1は、励磁コイル20が巻回されるステータ10と、ステータに収容され、所定の向きに回転可能なロータ30と、ロータ30の回転軸を中心として異極が対向するように、周方向において所定間隔でステータ10の内面に固定される複数対の磁石41a,41b,42a,42bと、を備え、それぞれの磁石は、周方向で隣り合う他の磁石と延出部32,33を介して磁気的に接続された状態で、自身が発生源となる磁束が、他の磁石が発生源となる磁束と強め合うように配置される。【選択図】図1
    • 要解决的问题:提供一种能够实现低成本和高效率运行的无刷直流电动机。解决方案:无刷直流电动机1配备有缠绕有励磁线圈20的定子10,存储在 定子并且沿预定方向旋转,以及在圆周方向上以预定间隔固定到定子10的内表面的多对磁体41a,41b,42a和42b,以使得不同的极围绕旋转 每个磁体被设置成加强从其自身产生的磁通量和从另一个磁体产生的磁通量,同时通过延伸部分32和33磁性地连接到与圆周方向相邻的另一个磁体 。
    • 15. 发明专利
    • SINGLE-POLE GENERATOR
    • JP2000333424A
    • 2000-11-30
    • JP17311899
    • 1999-05-17
    • TAKEMOTO YUJI
    • TAKEMOTO YUJI
    • H02K21/20H02K21/26H02K21/36H02K31/02H02K53/00
    • PROBLEM TO BE SOLVED: To enable energy amplification by sticking two disk conductor boards to a rotor shaft, and fixing coils to their outsides and fitting a drive motor to the rotor shaft. SOLUTION: A rotor shaft 1 is made of a magnetic substance, and conductor boards 12, 13 are stuck to it. Also with the conductor boards 12, 13 in between, permanent magnets 5, 6, 7 are stuck to the internal periphery of coils 4, 14, 15, and the coils 4, 14, 15 are connected in series and stuck to the inside wall of a yoke 3. If the rotor shaft 1 is rotated by a drive motor, power is generated in the axial directions of the conductor boards 12, 13 by cutting the magnetic fluxes of the permanent magnets 5, 6, 7 with the conductor boards 12, 13 of the rotor, and a current flows in the coil 4 and a magnetic field is generated, by the use of brushes 8, 9 which slide on the periphery of one conductor board of the rotor and a brush 10 which slides on the rotor shaft 1. Consequently, circulation with increased magnetic fluxes piercing the conductor boards 12, 13 and increase of power by the flux increase occurs, and power generated in each conductor board is amplified. Consequently, it is possible to amplify the electromotive force generated in the conductor board.
    • 16. 发明专利
    • CROSSED ROTOR MOTOR
    • JP2000175423A
    • 2000-06-23
    • JP37646898
    • 1998-12-03
    • FUJIWARA TOSHIYUKI
    • FUJIWARA TOSHIYUKI
    • H02K21/36H02K23/00
    • PROBLEM TO BE SOLVED: To obtain larger torque with a thinner motor by alternately placing magnets around a rotor with electromagnets integrated in a crossed pattern. SOLUTION: An electromagnet B is integrated with another electromagnet A as with each other with a shaft 11 at the center to form a rotor. Magnets 9 and 10 are placed around the rotor in such a manner that their north poles and south poles are alternately arranged and when a north pole is positioned on one side of one electromagnet A, a south pole is positioned on the other side. The magnets and the rotor are so arranged, that when the ends of one electromagnet A are positioned between a north pole and a south pole, the ends of the other electromagnet B will be positioned at the midpoint of a magnet of the north pole or the south pole. Contact plates 7 and 8 are placed inside the magnets 9 and 10, and the gap between the electromagnets and the magnets is made as small as possible, in order to obtain stronger electromagnetic effect. The area from the center of a magnet to the center of an adjacent magnet is taken as one zone, and the contact plates 7 and 8 positioned in the center of each zones one by one with their polarities mutually alternated.
    • 17. 发明专利
    • ROTOR COIL DEVICE OF UNIPOLAR ROTARY ELECTRIC MACHINE
    • JPH09121487A
    • 1997-05-06
    • JP21452696
    • 1996-08-14
    • RI YUUSHIYOU
    • RI YUUSHIYOU
    • H02K1/06H02K3/02H02K3/04H02K21/36H02K31/00
    • PROBLEM TO BE SOLVED: To make the manufacture of a rotor coil device of a single-pole electric rotating machine easy and lessen the number of processes and reduce the manufacturing cost by forming conductors in thick magnetic flux sections with magnetic substance and forming conductors in thin magnetic flux sections with non-magnetic substance. SOLUTION: In correspondence with many poles, windings b11, b12, etc., of thick magnetic flux sections b11, b12 are formed with iron or other magnetic substance similar to iron. Windings a11, a12, etc., of thin magnetic flux sections a11, a12 serially connected to the thick magnetic flux section are formed with non-magnetic substance such as copper and aluminum. The values of the voltages V2, V4 generated by the thick magnetic flux sections b11, b12 are large and the voltages V1, V3 generated in the thin magnetic flux sections a11, a12 are weakly induced and the directions are opposite to those of the V2, V4. Therefore, the final induced voltage V appearing across the conductor is expressed by V=(V2+V4)-(V1+V3).
    • 18. 发明专利
    • SAME POLARITY INDUCTION GENERATOR
    • JPH0365040A
    • 1991-03-20
    • JP19930289
    • 1989-08-02
    • TECHNICAL ASOSHIEETO KK
    • YAMADA YASUJI
    • H02K21/36H02K21/14
    • PURPOSE:To generate power stably with high efficiency and low heat production through a compact structure by employing the minor loop of hysteresis curve according to same polarity magnet system. CONSTITUTION:A stator comprises coil windings 2a-2d and cores 3a-3d arranged on the circumference with predetermined interval while being set with mechanical angle 90 deg.. Two pairs of ferrite magnets 4a, 4b and 4b, 4d, where same polarities are arranged at the outer circumference, are fixed to a drive shaft 1 through intervals such that the different polarities are positioned at the outer circumference. Furthermore, coil windings 2a, 2c and 2b, 2d are arranged such that they cross with the flux flowing between the two pairs of ferrite magnets. When the drive shaft 1 rotates to move the rotor magnet, flux of the magnets 4a, 4b enter into the cores 3b, 3d and cross with the coils 2b, 2d thus producing a rectangular wave voltage in the coil.