IN191598B - - Google Patents

Info

Publication number
IN191598B
IN191598B IN99CA1998A IN191598B IN 191598 B IN191598 B IN 191598B IN 99CA1998 A IN99CA1998 A IN 99CA1998A IN 191598 B IN191598 B IN 191598B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Lau James Ching Sik
Original Assignee
Johnson Electric Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Electric Sa filed Critical Johnson Electric Sa
Publication of IN191598B publication Critical patent/IN191598B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/487—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by rotating magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
    • H02K23/66—Structural association with auxiliary electric devices influencing the characteristic of, or controlling, the machine, e.g. with impedances or switches
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
    • G01P3/465—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage by using dynamo-electro tachometers or electric generator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/225—Detecting coils
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
IN99CA1998 1997-01-24 1998-01-20 IN191598B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9701538.2A GB9701538D0 (en) 1997-01-24 1997-01-24 Rotation detector

Publications (1)

Publication Number Publication Date
IN191598B true IN191598B (de) 2003-12-06

Family

ID=10806574

Family Applications (1)

Application Number Title Priority Date Filing Date
IN99CA1998 IN191598B (de) 1997-01-24 1998-01-20

Country Status (10)

Country Link
US (1) US5925950A (de)
EP (1) EP0855787B1 (de)
JP (1) JP4126107B2 (de)
KR (1) KR19980070832A (de)
CN (1) CN1120372C (de)
BR (1) BR9800449A (de)
DE (1) DE69828536T2 (de)
ES (1) ES2236865T3 (de)
GB (1) GB9701538D0 (de)
IN (1) IN191598B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0797058A (ja) * 1993-09-27 1995-04-11 Murata Mach Ltd ピッキング装置
DE19808550C1 (de) * 1998-02-28 1999-07-29 Bosch Gmbh Robert Elektromotor
DE19916528A1 (de) * 1999-04-13 2000-10-19 Mannesmann Vdo Ag Für den Einsatz in einer Lösungsmittel aufweisenden Umgebung vorgesehener, elektronisch gesteuerter Elektromotor
NL1012560C2 (nl) * 1999-07-09 2001-01-10 Iku Holding Montfoort Bv Gelijkstroommotor met rotatiedetector.
EP1180847B1 (de) * 2000-08-19 2006-03-01 Johnson Electric S.A. Elektromotor
JP3896253B2 (ja) * 2001-02-14 2007-03-22 日本電産サンキョー株式会社 モータ
GB0130150D0 (en) * 2001-12-18 2002-02-06 Johnson Electric Sa Method of measuring motor speed
TW200423160A (en) * 2003-04-24 2004-11-01 C Ao Pump Ind Co Ltd Device for automatically generating electric power by receiving magnetic energy
EP1482627A3 (de) * 2003-05-28 2005-06-15 Chin Shiou Chang Isolierter elektrischer Stromerzeuger unter Verwendung von magnetischen Streufeldern
DE102005010921A1 (de) * 2004-07-15 2006-02-09 Siemens Ag Abgasturbolader
JP4623048B2 (ja) * 2007-04-25 2011-02-02 市光工業株式会社 車両用前照灯のレベリング装置
CN101931214A (zh) * 2009-06-25 2010-12-29 鸿富锦精密工业（深圳）有限公司 马达过载保护装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2638954A1 (de) * 1976-08-28 1978-03-02 Bosch Gmbh Robert Verfahren zur drehzahlmessung der permanentmagnetisch erregten gleichstrommotoren und vorrichtung zur durchfuehrung des verfahrens
US4082968A (en) * 1976-11-23 1978-04-04 Contraves-Goerz Corporation Speed detector for use on a dc motor
US4302692A (en) * 1978-02-06 1981-11-24 Matsushita Electric Industrial Co., Ltd. Rotational speed signal sensor
JPS63265546A (ja) * 1987-04-22 1988-11-02 Anritsu Corp モ−タの回転検出装置
EP0307709B1 (de) * 1987-09-11 1990-10-31 Siemens Aktiengesellschaft Dreherkennungs- und/oder Drehzahlerfassungsvorrichtung für einen elektrisch- bzw. permanentmagnetisch erregten Gleichstrom-Kleinmotor
JPH0763224B2 (ja) * 1988-03-07 1995-07-05 株式会社小野測器 直流モータの回転測定方法
US5057727A (en) * 1990-11-13 1991-10-15 General Electric Company Shaft position sensor employing a wiegand-effect device
EP0529131B2 (de) * 1991-08-29 2001-07-11 Siemens Aktiengesellschaft Drehzahlerfassungsvorrichtung für einen Gleichstrommotor
DE4221424A1 (de) * 1992-06-30 1994-01-05 Bosch Gmbh Robert Elektromotor mit einer Vorrichtung zur Rotorlage,- Drehzahl- und/oder Drehrichtungserfassung
US5329195A (en) * 1992-11-02 1994-07-12 Seiberco Incorporated Sensor motor
JPH06339252A (ja) * 1993-05-27 1994-12-06 Mabuchi Motor Co Ltd 小型直流モータの回転検出装置

Also Published As

Publication number Publication date
CN1120372C (zh) 2003-09-03
MX9800633A (es) 1998-10-31
DE69828536T2 (de) 2005-12-29
DE69828536D1 (de) 2005-02-17
EP0855787A3 (de) 1999-07-07
ES2236865T3 (es) 2005-07-16
BR9800449A (pt) 1999-06-29
EP0855787A2 (de) 1998-07-29
JPH10210713A (ja) 1998-08-07
US5925950A (en) 1999-07-20
JP4126107B2 (ja) 2008-07-30
GB9701538D0 (en) 1997-03-12
KR19980070832A (ko) 1998-10-26
EP0855787B1 (de) 2005-01-12
CN1191313A (zh) 1998-08-26

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