JPS5760262A - Rotary detector for rotary object - Google Patents

Rotary detector for rotary object

Info

Publication number
JPS5760262A
JPS5760262A JP13437280A JP13437280A JPS5760262A JP S5760262 A JPS5760262 A JP S5760262A JP 13437280 A JP13437280 A JP 13437280A JP 13437280 A JP13437280 A JP 13437280A JP S5760262 A JPS5760262 A JP S5760262A
Authority
JP
Japan
Prior art keywords
magnetic
magnetic resistance
theta
bridge
rotary
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
JP13437280A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0330089B2 (enrdf_load_stackoverflow
Inventor
Tadashi Takahashi
Hiroshi Hayashida
Kunio Miyashita
Sadao Sekizawa
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 JP13437280A priority Critical patent/JPS5760262A/ja
Priority to DE8181107686T priority patent/DE3174569D1/de
Priority to US06/306,233 priority patent/US4628259A/en
Priority to EP81107686A priority patent/EP0048983B2/en
Publication of JPS5760262A publication Critical patent/JPS5760262A/ja
Priority to US07/686,996 priority patent/USRE34355E/en
Publication of JPH0330089B2 publication Critical patent/JPH0330089B2/ja
Granted 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
    • G01P3/487—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
JP13437280A 1980-09-29 1980-09-29 Rotary detector for rotary object Granted JPS5760262A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP13437280A JPS5760262A (en) 1980-09-29 1980-09-29 Rotary detector for rotary object
DE8181107686T DE3174569D1 (en) 1980-09-29 1981-09-28 Rotation detecting means for a rotating body
US06/306,233 US4628259A (en) 1980-09-29 1981-09-28 Magneto resistive sensor for detecting movement of a rotating body
EP81107686A EP0048983B2 (en) 1980-09-29 1981-09-28 Rotation detecting means for a rotating body
US07/686,996 USRE34355E (en) 1980-09-29 1991-04-18 Magneto resistive sensor for detecting movement of a rotating body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13437280A JPS5760262A (en) 1980-09-29 1980-09-29 Rotary detector for rotary object

Publications (2)

Publication Number Publication Date
JPS5760262A true JPS5760262A (en) 1982-04-12
JPH0330089B2 JPH0330089B2 (enrdf_load_stackoverflow) 1991-04-26

Family

ID=15126840

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13437280A Granted JPS5760262A (en) 1980-09-29 1980-09-29 Rotary detector for rotary object

Country Status (1)

Country Link
JP (1) JPS5760262A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59151072A (ja) * 1983-02-17 1984-08-29 Sankyo Seiki Mfg Co Ltd 磁気検出装置
JPS61226447A (ja) * 1985-03-25 1986-10-08 ジヨンソン・アンド・ジヨンソン・ウルトラサウンド・インコーポレイテツド ハードコピーレコーダ
JPS625125A (ja) * 1985-07-01 1987-01-12 Sankyo Seiki Mfg Co Ltd 磁気抵抗効果素子
JPS62225909A (ja) * 1986-03-27 1987-10-03 Nikon Corp 磁気式ロ−タリ−エンコ−ダ
WO2008153004A1 (ja) * 2007-06-11 2008-12-18 Alps Electric Co., Ltd. 磁気検出装置及び電気製品

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59151072A (ja) * 1983-02-17 1984-08-29 Sankyo Seiki Mfg Co Ltd 磁気検出装置
JPS61226447A (ja) * 1985-03-25 1986-10-08 ジヨンソン・アンド・ジヨンソン・ウルトラサウンド・インコーポレイテツド ハードコピーレコーダ
JPS625125A (ja) * 1985-07-01 1987-01-12 Sankyo Seiki Mfg Co Ltd 磁気抵抗効果素子
JPS62225909A (ja) * 1986-03-27 1987-10-03 Nikon Corp 磁気式ロ−タリ−エンコ−ダ
WO2008153004A1 (ja) * 2007-06-11 2008-12-18 Alps Electric Co., Ltd. 磁気検出装置及び電気製品
JP5048771B2 (ja) * 2007-06-11 2012-10-17 アルプス電気株式会社 磁気検出装置及び電気製品

Also Published As

Publication number Publication date
JPH0330089B2 (enrdf_load_stackoverflow) 1991-04-26

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