CH562442A5 - - Google Patents

Info

Publication number
CH562442A5
CH562442A5 CH1208772A CH1208772A CH562442A5 CH 562442 A5 CH562442 A5 CH 562442A5 CH 1208772 A CH1208772 A CH 1208772A CH 1208772 A CH1208772 A CH 1208772A CH 562442 A5 CH562442 A5 CH 562442A5
Authority
CH
Switzerland
Application number
CH1208772A
Original Assignee
Aga Ab
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 Aga Ab filed Critical Aga Ab
Publication of CH562442A5 publication Critical patent/CH562442A5/xx

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
    • G01D5/36—Forming the light into pulses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CH1208772A 1971-08-23 1972-08-15 CH562442A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1066571A SE355668B (en) 1971-08-23 1971-08-23

Publications (1)

Publication Number Publication Date
CH562442A5 true CH562442A5 (en) 1975-05-30

Family

ID=20292665

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1208772A CH562442A5 (en) 1971-08-23 1972-08-15

Country Status (9)

Country Link
JP (1) JPS5626804B2 (en)
CA (1) CA975553A (en)
CH (1) CH562442A5 (en)
DE (1) DE2237032C3 (en)
FR (1) FR2151356A5 (en)
GB (1) GB1396423A (en)
IT (1) IT965082B (en)
NL (1) NL7210296A (en)
SE (1) SE355668B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406804A1 (en) * 1977-10-20 1979-05-18 Sercel Rech Const Elect ANGLE ENCODER WITH VARIABLE ENTRY ANGLE
US4318617A (en) * 1979-12-14 1982-03-09 Keuffel & Esser Company DC Shift error correction for electro-optical measuring system
GB2076147B (en) * 1980-05-15 1984-07-11 Ferranti Ltd Position encoder
JPS57206821A (en) * 1981-06-15 1982-12-18 Fujitsu Ltd Detector for position and speed
JPS57206822A (en) * 1981-06-15 1982-12-18 Fujitsu Ltd Detector for position and speed
JPS5826208A (en) * 1981-08-08 1983-02-16 Fujitsu Ltd Detector for position and speed
JP2571096B2 (en) * 1988-04-18 1997-01-16 ファナック株式会社 Encoder
US4931636A (en) * 1988-08-26 1990-06-05 The Boeing Company Two wavelength optical sensor and sensing system
DE3901534C1 (en) * 1989-01-20 1990-04-26 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut, De
DE69225847T2 (en) * 1991-08-14 1998-12-24 Philips Electronics N.V., Eindhoven X-ray analyzer
DE19601674B4 (en) * 1996-01-18 2005-08-04 Valeo Schalter Und Sensoren Gmbh According to Differenzmeßprinzip working steering angle sensor for motor vehicles

Also Published As

Publication number Publication date
IT965082B (en) 1974-01-31
DE2237032B2 (en) 1974-11-28
JPS4830957A (en) 1973-04-23
DE2237032C3 (en) 1975-07-24
SE355668B (en) 1973-04-30
DE2237032A1 (en) 1973-03-08
NL7210296A (en) 1973-02-27
FR2151356A5 (en) 1973-04-13
CA975553A (en) 1975-10-07
JPS5626804B2 (en) 1981-06-20
GB1396423A (en) 1975-06-04

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: PHAROS AB

PUE Assignment

Owner name: GEOTRONICS AB

PL Patent ceased