JPH0132449B2 - - Google Patents

Info

Publication number
JPH0132449B2
JPH0132449B2 JP58146855A JP14685583A JPH0132449B2 JP H0132449 B2 JPH0132449 B2 JP H0132449B2 JP 58146855 A JP58146855 A JP 58146855A JP 14685583 A JP14685583 A JP 14685583A JP H0132449 B2 JPH0132449 B2 JP H0132449B2
Authority
JP
Japan
Prior art keywords
light
rotor
signal
polarizer
sinωt
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
JP58146855A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6038617A (ja
Inventor
Osamu Maehara
Yoshitaka Nakajima
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.)
Ono Sokki Co Ltd
Original Assignee
Ono Sokki 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 Ono Sokki Co Ltd filed Critical Ono Sokki Co Ltd
Priority to JP14685583A priority Critical patent/JPS6038617A/ja
Priority to US06/638,697 priority patent/US4650996A/en
Priority to DE8484109504T priority patent/DE3476832D1/de
Priority to EP84109504A priority patent/EP0133581B1/en
Publication of JPS6038617A publication Critical patent/JPS6038617A/ja
Publication of JPH0132449B2 publication Critical patent/JPH0132449B2/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
    • G01D5/26—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
    • G01D5/344—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 polarisation
    • G01D5/345—Polarising encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
JP14685583A 1983-08-11 1983-08-11 光電式角度測定装置 Granted JPS6038617A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP14685583A JPS6038617A (ja) 1983-08-11 1983-08-11 光電式角度測定装置
US06/638,697 US4650996A (en) 1983-08-11 1984-08-08 Angle transducer employing polarized light
DE8484109504T DE3476832D1 (en) 1983-08-11 1984-08-09 Angle transducer employing polarized light
EP84109504A EP0133581B1 (en) 1983-08-11 1984-08-09 Angle transducer employing polarized light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14685583A JPS6038617A (ja) 1983-08-11 1983-08-11 光電式角度測定装置

Publications (2)

Publication Number Publication Date
JPS6038617A JPS6038617A (ja) 1985-02-28
JPH0132449B2 true JPH0132449B2 (enrdf_load_stackoverflow) 1989-06-30

Family

ID=15417075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14685583A Granted JPS6038617A (ja) 1983-08-11 1983-08-11 光電式角度測定装置

Country Status (1)

Country Link
JP (1) JPS6038617A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015107908A1 (de) * 2015-02-25 2016-08-25 Günter Grau Vorrichtung zur Messung von Drehwinkeln in Zählwerken und mehrstufigen Drehgebern sowie zugehörige Sensoren

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128209B2 (enrdf_load_stackoverflow) * 1971-09-10 1976-08-18
JPS49221A (enrdf_load_stackoverflow) * 1972-04-18 1974-01-05
JPS5694216A (en) * 1979-12-20 1981-07-30 Zeiss Jena Veb Carl Carrier frequency scanning and interporation device
JPS5885115A (ja) * 1981-11-16 1983-05-21 Tamagawa Seiki Kk 光学式レゾルバ移相器

Also Published As

Publication number Publication date
JPS6038617A (ja) 1985-02-28

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