GB2024322B - Apparatus for detecting angular position of engine crankshaft - Google Patents

Apparatus for detecting angular position of engine crankshaft

Info

Publication number
GB2024322B
GB2024322B GB7921448A GB7921448A GB2024322B GB 2024322 B GB2024322 B GB 2024322B GB 7921448 A GB7921448 A GB 7921448A GB 7921448 A GB7921448 A GB 7921448A GB 2024322 B GB2024322 B GB 2024322B
Authority
GB
United Kingdom
Prior art keywords
angular position
engine crankshaft
detecting angular
detecting
crankshaft
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.)
Expired
Application number
GB7921448A
Other versions
GB2024322A (en
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB2024322A publication Critical patent/GB2024322A/en
Application granted granted Critical
Publication of GB2024322B publication Critical patent/GB2024322B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/2013—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by a movable ferromagnetic element, e.g. a core
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P1/00—Installations having electric ignition energy generated by magneto- or dynamo- electric generators without subsequent storage
    • F02P1/08—Layout of circuits
    • F02P1/086—Layout of circuits for generating sparks by discharging a capacitor into a coil circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
    • F02P7/06—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of circuit-makers or -breakers, or pick-up devices adapted to sense particular points of the timing cycle
    • F02P7/067—Electromagnetic pick-up devices, e.g. providing induced current in a coil
    • F02P7/0675—Electromagnetic pick-up devices, e.g. providing induced current in a coil with variable reluctance, e.g. depending on the shape of a tooth
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K39/00—Generators specially adapted for producing a desired non-sinusoidal waveform
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/70—Position sensors comprising a moving target with particular shapes, e.g. of soft magnetic targets
    • G01D2205/77—Specific profiles
    • G01D2205/774—Profiles with a discontinuity, e.g. edge or stepped profile

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
GB7921448A 1978-06-26 1979-06-20 Apparatus for detecting angular position of engine crankshaft Expired GB2024322B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7654378A JPS554518A (en) 1978-06-26 1978-06-26 Crank angle detector of engines

Publications (2)

Publication Number Publication Date
GB2024322A GB2024322A (en) 1980-01-09
GB2024322B true GB2024322B (en) 1983-04-27

Family

ID=13608175

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7921448A Expired GB2024322B (en) 1978-06-26 1979-06-20 Apparatus for detecting angular position of engine crankshaft

Country Status (3)

Country Link
JP (1) JPS554518A (en)
DE (1) DE2925561A1 (en)
GB (1) GB2024322B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104234855A (en) * 2013-06-21 2014-12-24 浙江福爱电子有限公司 Corner marking device of electronic fuel injection engine
WO2017215079A1 (en) * 2016-06-15 2017-12-21 淄博固特电气有限公司 Device for positioning and determining center point of rotor windings of large steam turbine generator, and center point positioning method for same

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569077A (en) * 1979-06-30 1981-01-29 Toshiba Corp Deciding system for operating state of apparatus
EP0058498B1 (en) * 1981-02-18 1985-09-11 LUCAS INDUSTRIES public limited company Position transducer
EP0066975B2 (en) * 1981-06-05 1989-12-13 LUCAS INDUSTRIES public limited company Internal combustion engine function control system
JPS6040957B2 (en) * 1981-08-06 1985-09-13 宮地電子株式会社 How to control the quality of resistance welding
DE3208721A1 (en) * 1982-03-11 1983-09-22 Robert Bosch Gmbh, 7000 Stuttgart SENSOR
JPS6178580A (en) * 1984-09-21 1986-04-22 Dengensha Mfg Co Ltd Controlling method for resistance welding
JPS6213277A (en) * 1985-07-09 1987-01-22 Dengensha Mfg Co Ltd Monitoring method for abnormality in work plate thickness in spot welding
JPS63122773U (en) * 1987-01-30 1988-08-10
JPS6457989A (en) * 1987-08-28 1989-03-06 Kinzoku Gijutsu Kenkyusho Kk Method for controlling electric resistance welding of metal
DE3924843A1 (en) * 1989-07-27 1991-02-07 Prufrex Elektro App METHOD AND ARRANGEMENT WITH INDUCTIVE ENCODER FOR CONTROLLING, IN PARTICULAR, THE IGNITION TIMING POINT OF INTERNAL COMBUSTION ENGINES
US6298811B1 (en) 1998-09-29 2001-10-09 Komatsu Zenoah Co. Stratified scavenging two-cycle engine
JP3592237B2 (en) 1999-04-23 2004-11-24 小松ゼノア株式会社 Stratified scavenging two-cycle engine
DE60336678D1 (en) 2002-12-20 2011-05-19 Husqvarna Zenoah Co Ltd EITAKTSP LMOTORS
JP4286636B2 (en) 2003-11-12 2009-07-01 ハスクバーナ・ゼノア株式会社 Conductive coupling mechanism between angled valve stems
JP2005146915A (en) 2003-11-12 2005-06-09 Komatsu Zenoah Co Transmitting coupling mechanism
JP5922569B2 (en) 2012-12-28 2016-05-24 株式会社マキタ Stratified scavenging two-stroke engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104234855A (en) * 2013-06-21 2014-12-24 浙江福爱电子有限公司 Corner marking device of electronic fuel injection engine
WO2017215079A1 (en) * 2016-06-15 2017-12-21 淄博固特电气有限公司 Device for positioning and determining center point of rotor windings of large steam turbine generator, and center point positioning method for same
US10634480B2 (en) 2016-06-15 2020-04-28 Shandong Gute Electric Co., Ltd Central point positioning determination device and central point positioning method thereof for rotor coil of large-scale steam turbine generator

Also Published As

Publication number Publication date
DE2925561A1 (en) 1980-01-10
JPS554518A (en) 1980-01-14
GB2024322A (en) 1980-01-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee