DE3884474D1 - Drehpositionskodierer. - Google Patents

Drehpositionskodierer.

Info

Publication number
DE3884474D1
DE3884474D1 DE88110217T DE3884474T DE3884474D1 DE 3884474 D1 DE3884474 D1 DE 3884474D1 DE 88110217 T DE88110217 T DE 88110217T DE 3884474 T DE3884474 T DE 3884474T DE 3884474 D1 DE3884474 D1 DE 3884474D1
Authority
DE
Germany
Prior art keywords
rotational encoder
encoder
rotational
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 - Fee Related
Application number
DE88110217T
Other languages
English (en)
Other versions
DE3884474T2 (de
Inventor
Peter E Jacobson
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.)
Honeywell Inc
Original Assignee
Honeywell 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 Honeywell Inc filed Critical Honeywell Inc
Publication of DE3884474D1 publication Critical patent/DE3884474D1/de
Application granted granted Critical
Publication of DE3884474T2 publication Critical patent/DE3884474T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings
    • 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)
  • Optical Transform (AREA)
DE88110217T 1987-06-29 1988-06-27 Drehpositionskodierer. Expired - Fee Related DE3884474T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/068,009 US4819051A (en) 1987-06-29 1987-06-29 Compensated rotary position encoder

Publications (2)

Publication Number Publication Date
DE3884474D1 true DE3884474D1 (de) 1993-11-04
DE3884474T2 DE3884474T2 (de) 1994-02-17

Family

ID=22079845

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88110217T Expired - Fee Related DE3884474T2 (de) 1987-06-29 1988-06-27 Drehpositionskodierer.

Country Status (4)

Country Link
US (1) US4819051A (de)
EP (1) EP0297482B1 (de)
JP (1) JPS6423116A (de)
DE (1) DE3884474T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2210525B (en) * 1987-09-30 1991-11-20 Okuma Machinery Works Ltd Optical encoder
US5042157A (en) * 1988-08-08 1991-08-27 The United States Of America As Represented By The Secretary Of The Navy Fiber optic angular orientation sensor digital serial encoding
US5099698A (en) * 1989-04-14 1992-03-31 Merck & Co. Electronic readout for a rotameter flow gauge
US5323001A (en) * 1989-12-26 1994-06-21 Canon Kabushiki Kaisha Rotary encoder with scale member and interference of zero and first order diffraction beam
DE69022571T2 (de) * 1989-12-26 1996-03-28 Canon Kk Rotations-Detektorapparat.
JPH05256666A (ja) * 1992-03-13 1993-10-05 Canon Inc ロータリーエンコーダー
US5558585A (en) * 1994-12-06 1996-09-24 Muscle Memory, Inc. Device for detecting head movement
US5640007A (en) * 1995-06-21 1997-06-17 Limitorque Corporation Optical encoder comprising a plurality of encoder wheels
DE19527287C2 (de) * 1995-07-26 2000-06-29 Heidenhain Gmbh Dr Johannes Fotoelektrisches Weg- und Winkelmeßsystem zum Messen der Verschiebung zweier Objekte zueinander
US6594225B1 (en) * 2000-03-01 2003-07-15 Funai Electric Co., Ltd. Disk rotation monitoring mechanism with parallel sensor unit
DE10351560A1 (de) 2003-11-03 2005-06-02 Metronic Ag Impulsgeber
JP2007202382A (ja) * 2005-12-28 2007-08-09 Mabuchi Motor Co Ltd 小型モータの光学式エンコーダ装置及びその製造方法
CN101813463B (zh) * 2010-04-20 2011-10-05 重庆理工大学 光栅莫尔条纹信号软细分方法
CN102679888B (zh) * 2012-06-01 2016-02-17 沈阳工业大学 基于少量空间点的莫尔条纹高倍细分方法及设备
TWI585372B (zh) * 2016-02-05 2017-06-01 曾信得 光學掃描式導光編碼器
TWI633282B (zh) * 2016-04-15 2018-08-21 曾信得 正向對焦掃描式導光編碼器
US11428589B2 (en) * 2017-10-16 2022-08-30 Saf-Holland, Inc. Displacement sensor utilizing ronchi grating interference
DE102018251727A1 (de) * 2017-12-29 2019-07-04 Mitutoyo Corporation Verschmutzungs- und defektbeständige optische Drehpositionsgeberkonfiguration zum Bereitstellen von Verschiebungssignalen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH426285A (de) * 1964-03-16 1966-12-15 Contraves Ag Digitale Winkelmesseinrichtung
US3400275A (en) * 1965-07-22 1968-09-03 Trump Ross Ind Controls Inc Optical encoder having a common light source located in a rotatable shuttered housing
GB1247975A (en) * 1969-09-24 1971-09-29 Rolls Royce Improvements in or relating to apparatus, e.g. for determining the position of a movable member, and method of using same
US4641027A (en) * 1984-12-18 1987-02-03 Battelle Memorial Institute Indicating positions
DE3633574A1 (de) * 1986-10-02 1988-04-14 Heidenhain Gmbh Dr Johannes Lichtelektrische winkelmesseinrichtung

Also Published As

Publication number Publication date
EP0297482B1 (de) 1993-09-29
EP0297482A2 (de) 1989-01-04
JPS6423116A (en) 1989-01-25
EP0297482A3 (de) 1991-10-16
US4819051A (en) 1989-04-04
DE3884474T2 (de) 1994-02-17

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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