JPS6038221Y2 - 静電容量式回転検出器 - Google Patents

静電容量式回転検出器

Info

Publication number
JPS6038221Y2
JPS6038221Y2 JP1981007524U JP752481U JPS6038221Y2 JP S6038221 Y2 JPS6038221 Y2 JP S6038221Y2 JP 1981007524 U JP1981007524 U JP 1981007524U JP 752481 U JP752481 U JP 752481U JP S6038221 Y2 JPS6038221 Y2 JP S6038221Y2
Authority
JP
Japan
Prior art keywords
electrode
plate
electrodes
signal
waveform
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
JP1981007524U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57120255U (enExample
Inventor
裕章 田中
成行 秋田
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.)
Soken Inc
Original Assignee
Nippon Soken Inc
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 Nippon Soken Inc filed Critical Nippon Soken Inc
Priority to JP1981007524U priority Critical patent/JPS6038221Y2/ja
Priority to US06/340,254 priority patent/US4638249A/en
Publication of JPS57120255U publication Critical patent/JPS57120255U/ja
Application granted granted Critical
Publication of JPS6038221Y2 publication Critical patent/JPS6038221Y2/ja
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
    • G01D5/244—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
    • G01D5/2451—Incremental encoders
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/301—Constructional details of parts relevant to the encoding mechanism, e.g. pattern carriers, pattern sensors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
JP1981007524U 1981-01-22 1981-01-22 静電容量式回転検出器 Expired JPS6038221Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1981007524U JPS6038221Y2 (ja) 1981-01-22 1981-01-22 静電容量式回転検出器
US06/340,254 US4638249A (en) 1981-01-22 1982-01-18 Incremental encoder rotational position detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981007524U JPS6038221Y2 (ja) 1981-01-22 1981-01-22 静電容量式回転検出器

Publications (2)

Publication Number Publication Date
JPS57120255U JPS57120255U (enExample) 1982-07-26
JPS6038221Y2 true JPS6038221Y2 (ja) 1985-11-14

Family

ID=11668157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981007524U Expired JPS6038221Y2 (ja) 1981-01-22 1981-01-22 静電容量式回転検出器

Country Status (2)

Country Link
US (1) US4638249A (enExample)
JP (1) JPS6038221Y2 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH666122A5 (fr) * 1986-04-10 1988-06-30 Hans Ulrich Meyer Capteur capacitif de position.
US4958115A (en) * 1988-11-28 1990-09-18 At&T Bell Laboratories Capacitively commutated brushless DC servomotors
US5150115A (en) * 1990-12-13 1992-09-22 Xerox Corporation Inductive type incremental angular position transducer and rotary motion encoder having once-around index pulse
US7029726B1 (en) 1999-07-27 2006-04-18 Quantum Corporation Method for forming a servo pattern on a magnetic tape
US7153366B1 (en) 1998-03-24 2006-12-26 Quantum Corporation Systems and method for forming a servo pattern on a magnetic tape
DE19913382C2 (de) 1998-03-24 2002-08-14 Quantum Corp Mehrkanaliges Magnetbandsystem mit einem optischen Spur-Servo
US6961200B2 (en) 1999-07-27 2005-11-01 Quantum Corporation Optical servo track identification on tape storage media
US6940676B1 (en) 2000-06-07 2005-09-06 Quantum Corporation Triple push-pull optical tracking system
US6940681B2 (en) 2001-08-20 2005-09-06 Quantum Corporation Optical to magnetic alignment in magnetic tape system
US7023650B2 (en) 2001-11-07 2006-04-04 Quantum Corporation Optical sensor to recording head alignment
US7187515B2 (en) 2003-02-05 2007-03-06 Quantum Corporation Method and system for tracking magnetic media with embedded optical servo tracks
US6980390B2 (en) 2003-02-05 2005-12-27 Quantum Corporation Magnetic media with embedded optical servo tracks
EP1774258A4 (en) * 2004-06-23 2008-12-17 Fe Technical Services Inc CAPACITIVE MEASUREMENT TECHNIQUES
CN101534630A (zh) * 2006-05-24 2009-09-16 Tt电子技术有限公司 多圈旋转传感器
CN100547354C (zh) * 2007-11-26 2009-10-07 桂林市晶瑞传感技术有限公司 用于绝对位置测量的绝对型圆容栅传感器测量装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3668672A (en) * 1970-11-13 1972-06-06 Bausch & Lomb Capacitive transducer
US3760392A (en) * 1972-05-15 1973-09-18 Allis Chalmers Capacitive position sensor
CH550378A (de) * 1972-09-07 1974-06-14 Maag Zahnraeder & Maschinen Ag Vorrichtung zur kapazitiven winkel- oder laengenmessung.
US3938113A (en) * 1974-06-17 1976-02-10 International Business Machines Corporation Differential capacitive position encoder
US3961318A (en) * 1975-01-17 1976-06-01 Inductosyn Corporation Electrostatic position-measuring transducer
US4092579A (en) * 1976-12-15 1978-05-30 Contraves Goerz Corporation Brushless printed circuit resolver
US4199800A (en) * 1978-05-01 1980-04-22 Contraves Goerz Corporation Brushless DC tachometer
JPS601563B2 (ja) * 1978-12-27 1985-01-16 株式会社日本自動車部品総合研究所 回転検出装置
US4418347A (en) * 1978-12-27 1983-11-29 Nippon Soken, Inc. Rotational position detecting apparatus
JPS568508A (en) * 1979-07-02 1981-01-28 Nippon Soken Inc Rotation detector
JPS5780503A (en) * 1980-11-10 1982-05-20 Nippon Soken Inc Electrostatic capacity type distance measuring apparatus

Also Published As

Publication number Publication date
US4638249A (en) 1987-01-20
JPS57120255U (enExample) 1982-07-26

Similar Documents

Publication Publication Date Title
JPS6038221Y2 (ja) 静電容量式回転検出器
US4350981A (en) Capacitive rotational position detector
JPS6186614A (ja) 磁気抵抗差動センサ装置
GB1373868A (en) Shaft position sensing device
JPS601563B2 (ja) 回転検出装置
US4630047A (en) Capacitive-type position and reference angular rotation detecting apparatus
US4418347A (en) Rotational position detecting apparatus
US5657006A (en) Capacitance type rotation angle sensor
JPS5841311A (ja) 静電容量式回転検出装置
US4423417A (en) Capacitance type distance detecting apparatus
EP0407020A1 (en) Electrostatic angle resolver
US4713613A (en) Device for magnetically detecting displacement of non-magnetic movable member
JPS58106462A (ja) 回転検出装置
JP2005241376A (ja) 回転角度センサ
US4096743A (en) Shaft torque measuring system
CN102486369A (zh) 双逆可变电容器及电容式角位移传感器
JPS6020113A (ja) 回転信号発生器
JPH0127368B2 (enExample)
JPS5939185Y2 (ja) 点火分配器に内蔵の点火信号発生装置
JPS58178259A (ja) 静電容量式回転検出器
JPS5828526B2 (ja) 回転検出装置
JP4054693B2 (ja) 静電容量式変位測定器
JPH017947Y2 (enExample)
JP2506877B2 (ja) 節度付エンコ―ダ
JPS5875066A (ja) 回転速度検出装置