JPS59226869A - 光学式回転数検出装置 - Google Patents

光学式回転数検出装置

Info

Publication number
JPS59226869A
JPS59226869A JP58103128A JP10312883A JPS59226869A JP S59226869 A JPS59226869 A JP S59226869A JP 58103128 A JP58103128 A JP 58103128A JP 10312883 A JP10312883 A JP 10312883A JP S59226869 A JPS59226869 A JP S59226869A
Authority
JP
Japan
Prior art keywords
terminal
light emitting
receiving element
light
photoelectric conversion
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
JP58103128A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0426064B2 (enrdf_load_stackoverflow
Inventor
Shinya Kono
幸野　眞也
Takao Urakawa
浦川　隆男
Tsuguo Inasawa
稲沢　嗣夫
Masaharu Ono
大野　雅晴
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP58103128A priority Critical patent/JPS59226869A/ja
Publication of JPS59226869A publication Critical patent/JPS59226869A/ja
Publication of JPH0426064B2 publication Critical patent/JPH0426064B2/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
    • G01P3/486—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 photo-electric detectors
    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
JP58103128A 1983-06-08 1983-06-08 光学式回転数検出装置 Granted JPS59226869A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58103128A JPS59226869A (ja) 1983-06-08 1983-06-08 光学式回転数検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58103128A JPS59226869A (ja) 1983-06-08 1983-06-08 光学式回転数検出装置

Publications (2)

Publication Number Publication Date
JPS59226869A true JPS59226869A (ja) 1984-12-20
JPH0426064B2 JPH0426064B2 (enrdf_load_stackoverflow) 1992-05-06

Family

ID=14345917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58103128A Granted JPS59226869A (ja) 1983-06-08 1983-06-08 光学式回転数検出装置

Country Status (1)

Country Link
JP (1) JPS59226869A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0426064B2 (enrdf_load_stackoverflow) 1992-05-06

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