CA2023700A1 - Detecteur de rotation a reluctance variable - Google Patents

Detecteur de rotation a reluctance variable

Info

Publication number
CA2023700A1
CA2023700A1 CA2023700A CA2023700A CA2023700A1 CA 2023700 A1 CA2023700 A1 CA 2023700A1 CA 2023700 A CA2023700 A CA 2023700A CA 2023700 A CA2023700 A CA 2023700A CA 2023700 A1 CA2023700 A1 CA 2023700A1
Authority
CA
Canada
Prior art keywords
coil
flux
wheel
adjacent
rotation
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA2023700A
Other languages
English (en)
Other versions
CA2023700C (fr
Inventor
Andrzej M. Pawlak
Takeshi Shirai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Publication of CA2023700A1 publication Critical patent/CA2023700A1/fr
Application granted granted Critical
Publication of CA2023700C publication Critical patent/CA2023700C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01P3/488—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 variable reluctance detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
CA002023700A 1989-11-08 1990-08-21 Detecteur de rotation a reluctance variable Expired - Fee Related CA2023700C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/433,306 1989-11-08
US07/433,306 US5023546A (en) 1989-11-08 1989-11-08 Variable reluctance rotation sensor with changing coil linkages and a pair of flux producing magnets

Publications (2)

Publication Number Publication Date
CA2023700A1 true CA2023700A1 (fr) 1991-05-09
CA2023700C CA2023700C (fr) 1994-11-22

Family

ID=23719675

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002023700A Expired - Fee Related CA2023700C (fr) 1989-11-08 1990-08-21 Detecteur de rotation a reluctance variable

Country Status (5)

Country Link
US (1) US5023546A (fr)
EP (1) EP0431749B1 (fr)
JP (1) JPH0682130B2 (fr)
CA (1) CA2023700C (fr)
DE (1) DE69001888T2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115343501A (zh) * 2022-10-18 2022-11-15 四川新川航空仪器有限责任公司 一种变磁通式转速传感器

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5236518A (en) * 1991-09-09 1993-08-17 General Motors Corporation Variable reluctance sensor with offset magnets having improved magnetic flux member
US5385410A (en) * 1992-08-31 1995-01-31 General Motors Corporation Variable reluctance integral bearing sensor
US5504424A (en) * 1993-05-28 1996-04-02 Durakool, Inc. Variable reluctance sensor utilizing a magnetic bobbin
US5614822A (en) * 1994-01-28 1997-03-25 Nsk Ltd. Rolling bearing unit with rotational speed detection device having a tone wheel and a sensor
US5610827A (en) * 1994-09-02 1997-03-11 Ssi Technologies, Inc. Method of and apparatus for peak amplitude detection
US5510708A (en) * 1994-10-20 1996-04-23 General Motors Corporation Variable reluctance rotation sensor with leakage magnetic flux sensing
JPH08201410A (ja) 1994-11-25 1996-08-09 Nippon Seiko Kk 回転速度検出装置付転がり軸受ユニット
US5574361A (en) * 1994-12-27 1996-11-12 Ssi Technologies, Inc. Switched reluctance angular velocity sensor
US5777416A (en) * 1996-12-23 1998-07-07 Dana Corporation Switched reluctance motor with low mutual inductance between phases
GB2327500A (en) * 1997-07-16 1999-01-27 Brian Victor Olliver An electronic rotational position indicator
DE19736405C2 (de) * 1997-08-21 2000-09-07 Siemens Ag Induktiver Drehzahlgeber zur Erfassung der Drehzahl eines Kraftfahrzeug-Rades
US20080303513A1 (en) * 2007-06-08 2008-12-11 Kelsey-Hayes Company Wireless active wheel speed sensor
WO2012176012A1 (fr) * 2011-06-23 2012-12-27 Aktiebolaget Skf Ensemble palier pour véhicule automobile comprenant une unité capteur
US20240116490A1 (en) * 2022-10-09 2024-04-11 Reginald V. Maclin Travel Distance Extender for Electric Vehicles

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB364877A (en) * 1931-01-30 1932-01-14 Brush Electrical Eng Improvements in or relating to the construction of dynamo electric machinery
US2304866A (en) * 1939-12-30 1942-12-15 Gen Electric Magneto
GB1169751A (en) * 1966-01-21 1969-11-05 Dunlop Co Ltd Improvements in or relating to Speed-Sensing Devices, particularly for Vehicle Anti-Skid Braking Systems
GB1302507A (fr) * 1970-10-16 1973-01-10
US3947711A (en) * 1974-06-13 1976-03-30 The Bendix Corporation Magnetic speed sensor
US3961214A (en) * 1975-06-18 1976-06-01 International Telephone & Telegram Corporation Velocity pick-off with noise cancellation
SU584249A1 (ru) * 1976-07-01 1977-12-15 Пензенский Политехнический Институт Датчик скорости вращени
DE2811746A1 (de) * 1977-03-31 1978-10-12 Kelsey Hayes Co Drehzahlgeber
US4687961A (en) * 1986-03-17 1987-08-18 Seiberco Incorporated Polyphase DC motor with sensor poles
US4713570A (en) * 1986-06-04 1987-12-15 Pacific Scientific Co. Magnetically enhanced variable reluctance motor systems
US4772815A (en) * 1987-09-15 1988-09-20 Eastern Air Devices, Inc. Variable refluctance position transducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115343501A (zh) * 2022-10-18 2022-11-15 四川新川航空仪器有限责任公司 一种变磁通式转速传感器

Also Published As

Publication number Publication date
JPH03170870A (ja) 1991-07-24
EP0431749A1 (fr) 1991-06-12
EP0431749B1 (fr) 1993-06-09
DE69001888T2 (de) 1993-09-23
US5023546A (en) 1991-06-11
JPH0682130B2 (ja) 1994-10-19
DE69001888D1 (de) 1993-07-15
CA2023700C (fr) 1994-11-22

Similar Documents

Publication Publication Date Title
CA2023700A1 (fr) Detecteur de rotation a reluctance variable
US5023547A (en) Variable reluctance rotation sensor with changing flux linkages and including a pair of oppositely poled magnets
CA2067022A1 (fr) Moteur synchrone a deux portions de rotor a aimants permanents
AU1362095A (en) Rotary position sensor with improved bearing tolerance
US5510708A (en) Variable reluctance rotation sensor with leakage magnetic flux sensing
US5057727A (en) Shaft position sensor employing a wiegand-effect device
US4012652A (en) Unidirectional self-starting electrical motors with shaded poles and shaded magnetic shunt
US6051903A (en) Switched reluctance motor
US4701650A (en) Brushless motor with phase cancelling leads for rotational speed detector pattern
US4215286A (en) Variable reluctance electromagnetic pickup
TW339422B (en) Electromagnetic motor with two coaxial rotors
EP0349546B1 (fr) Moteur electrique
RU2008757C1 (ru) Многополюсный шаговый двигатель
GB1433561A (en) Electromagnetic rotational positioning device
JP3747149B2 (ja) パルス信号発生装置
JPH0525974U (ja) 周波数発電機およびそれを具備した直流電動機
JPH0726857B2 (ja) 移動物体の移動状態検出器
SU1138894A1 (ru) Магнитоэлектрический двигатель
JPS61214764A (ja) 偏平形電動機
JPS5839257A (ja) 回転速度検出装置
JPS62272853A (ja) ブラシレスモ−タ
JPH0888964A (ja) ブラシレスモータ
JPS54121912A (en) Rotary position signal generator
JPS6197517A (ja) 磁気式エンコ−ダ
JPS63144753A (ja) 電動機における回転位相検出装置

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed