DE3280307D1 - Optischer messwertaufnehmer. - Google Patents

Optischer messwertaufnehmer.

Info

Publication number
DE3280307D1
DE3280307D1 DE8282303086T DE3280307T DE3280307D1 DE 3280307 D1 DE3280307 D1 DE 3280307D1 DE 8282303086 T DE8282303086 T DE 8282303086T DE 3280307 T DE3280307 T DE 3280307T DE 3280307 D1 DE3280307 D1 DE 3280307D1
Authority
DE
Germany
Prior art keywords
optical sensor
optical
sensor
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 - Lifetime
Application number
DE8282303086T
Other languages
English (en)
Inventor
Ugo Carena
Marcello Boella
Paolo Rivera
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.)
Olivetti SpA
Original Assignee
Olivetti SpA
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
Priority claimed from IT67821/81A external-priority patent/IT1144232B/it
Priority claimed from IT68665/81A external-priority patent/IT1145243B/it
Application filed by Olivetti SpA filed Critical Olivetti SpA
Application granted granted Critical
Publication of DE3280307D1 publication Critical patent/DE3280307D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01D5/347—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
    • G01D5/3473—Circular or rotary encoders
DE8282303086T 1981-06-15 1982-06-15 Optischer messwertaufnehmer. Expired - Lifetime DE3280307D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT67821/81A IT1144232B (it) 1981-06-15 1981-06-15 Trasduttore ottico
IT68665/81A IT1145243B (it) 1981-12-23 1981-12-23 Trasduttore ottico

Publications (1)

Publication Number Publication Date
DE3280307D1 true DE3280307D1 (de) 1991-03-28

Family

ID=26329837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282303086T Expired - Lifetime DE3280307D1 (de) 1981-06-15 1982-06-15 Optischer messwertaufnehmer.

Country Status (3)

Country Link
EP (1) EP0067706B1 (de)
BR (1) BR8203482A (de)
DE (1) DE3280307D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1160210B (it) * 1983-09-30 1987-03-04 Olivetti & Co Spa Trasduttore ottico per rilevare la posizione di un organo mobile rispetto ad una struttura fissa
FR2554918B1 (fr) * 1983-11-10 1988-07-29 Jaluzot Yves Procede et dispositif pour obtenir les coordonnees numeriques d'un point ou d'un ensemble de points
US4820918A (en) * 1985-06-28 1989-04-11 Canon Kabushiki Kaisha Optical encoder including transparent substrates having formed indicators therein
DE10020575A1 (de) 2000-04-28 2001-10-31 Heidenhain Gmbh Dr Johannes Abtasteinheit für eine optische Positionsmesseinrichtung
US10533892B2 (en) 2015-10-06 2020-01-14 View, Inc. Multi-sensor device and system with a light diffusing element around a periphery of a ring of photosensors and an infrared sensor
US10690540B2 (en) 2015-10-06 2020-06-23 View, Inc. Multi-sensor having a light diffusing element around a periphery of a ring of photosensors
US11674843B2 (en) 2015-10-06 2023-06-13 View, Inc. Infrared cloud detector systems and methods
CN104180828B (zh) * 2013-05-24 2016-11-23 北京金海创科技发展有限公司 用于确定角度位置的检测装置
US11781903B2 (en) 2014-09-29 2023-10-10 View, Inc. Methods and systems for controlling tintable windows with cloud detection
TW202130977A (zh) 2014-09-29 2021-08-16 美商唯景公司 組合式感測器系統
US11566938B2 (en) 2014-09-29 2023-01-31 View, Inc. Methods and systems for controlling tintable windows with cloud detection
EP3201613B1 (de) 2014-09-29 2021-01-06 View, Inc. Sonnenlichtintensitäts- oder wolkenerkennung mit variabler abstandserfassung
US11255722B2 (en) 2015-10-06 2022-02-22 View, Inc. Infrared cloud detector systems and methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1281158B (de) * 1965-04-24 1968-10-24 Leitz Ernst Gmbh Optisches Mehrzweck-Messgeraet
US3354319A (en) * 1967-06-14 1967-11-21 Bausch & Lomb Optical illumination and sensing system including a plurality of optical fiber means
US3757128A (en) * 1972-03-20 1973-09-04 Ibm Multiphase tachometer
US4078173A (en) * 1976-06-24 1978-03-07 Pertec Computer Corporation Light amplitude control system for position and motion transducers
US4196994A (en) * 1977-12-19 1980-04-08 Polaroid Corporation Desensitized photoelectric detector unit
US4137451A (en) * 1977-12-22 1979-01-30 Westinghouse Electric Corp. Detecting circuit for a photocell pattern sensing assembly
US4224514A (en) * 1978-06-16 1980-09-23 Sensor Technology, Inc. Optical encoder

Also Published As

Publication number Publication date
BR8203482A (pt) 1983-06-07
EP0067706B1 (de) 1991-02-20
EP0067706A2 (de) 1982-12-22
EP0067706A3 (en) 1987-09-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee