JPH052925B2 - - Google Patents

Info

Publication number
JPH052925B2
JPH052925B2 JP58146309A JP14630983A JPH052925B2 JP H052925 B2 JPH052925 B2 JP H052925B2 JP 58146309 A JP58146309 A JP 58146309A JP 14630983 A JP14630983 A JP 14630983A JP H052925 B2 JPH052925 B2 JP H052925B2
Authority
JP
Japan
Prior art keywords
magnetic
magnetoresistive elements
rotating body
reference point
bridge
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 - Lifetime
Application number
JP58146309A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6038615A (ja
Inventor
Katsuyoshi Tamura
Tetsuaki Suzuki
Satoshi Takahashi
Hiromi Kanai
Kozo Odawara
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
Priority to JP14630983A priority Critical patent/JPS6038615A/ja
Publication of JPS6038615A publication Critical patent/JPS6038615A/ja
Publication of JPH052925B2 publication Critical patent/JPH052925B2/ja
Granted 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
    • G01D5/142—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 using Hall-effect devices
    • G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2455—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on the same encoder
    • G01D5/2457—Incremental encoders having reference marks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
JP14630983A 1983-08-12 1983-08-12 磁気式ロ−タリ−エンコ−ダ Granted JPS6038615A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14630983A JPS6038615A (ja) 1983-08-12 1983-08-12 磁気式ロ−タリ−エンコ−ダ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14630983A JPS6038615A (ja) 1983-08-12 1983-08-12 磁気式ロ−タリ−エンコ−ダ

Publications (2)

Publication Number Publication Date
JPS6038615A JPS6038615A (ja) 1985-02-28
JPH052925B2 true JPH052925B2 (zh) 1993-01-13

Family

ID=15404757

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14630983A Granted JPS6038615A (ja) 1983-08-12 1983-08-12 磁気式ロ−タリ−エンコ−ダ

Country Status (1)

Country Link
JP (1) JPS6038615A (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6234302A (ja) * 1985-08-08 1987-02-14 Canon Electronics Inc エンコ−ダ装置
JP2532469B2 (ja) * 1987-05-28 1996-09-11 松下電器産業株式会社 ステアリングシャフトの回転角検出装置
JP2627354B2 (ja) * 1990-07-23 1997-07-02 三洋電機株式会社 磁気センサと磁気ロータリエンコーダ
WO2013158257A2 (en) * 2012-04-20 2013-10-24 The Timken Company Magnetic encoder for producing an index signal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5535203A (en) * 1978-09-04 1980-03-12 Tdk Corp Multipolar magnetizing magnet disc
JPS5637507A (en) * 1979-09-05 1981-04-11 Hitachi Ltd Revolution sensor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5535203A (en) * 1978-09-04 1980-03-12 Tdk Corp Multipolar magnetizing magnet disc
JPS5637507A (en) * 1979-09-05 1981-04-11 Hitachi Ltd Revolution sensor

Also Published As

Publication number Publication date
JPS6038615A (ja) 1985-02-28

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