NL7404433A - - Google Patents

Info

Publication number
NL7404433A
NL7404433A NL7404433A NL7404433A NL7404433A NL 7404433 A NL7404433 A NL 7404433A NL 7404433 A NL7404433 A NL 7404433A NL 7404433 A NL7404433 A NL 7404433A NL 7404433 A NL7404433 A NL 7404433A
Authority
NL
Netherlands
Application number
NL7404433A
Other versions
NL159498B (nl
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 filed Critical
Publication of NL7404433A publication Critical patent/NL7404433A/xx
Publication of NL159498B publication Critical patent/NL159498B/nl

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/22Analogue/digital converters pattern-reading type
    • H03M1/24Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/308Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental with additional pattern means for determining the absolute position, e.g. reference marks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/30Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/30Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Transform (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
NL7404433A 1973-05-14 1974-04-01 Inrichting voor het meten van een lengte of een hoek. NL159498B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH679273A CH553960A (de) 1973-05-14 1973-05-14 Laengen oder winkel-messeinrichtung.

Publications (2)

Publication Number Publication Date
NL7404433A true NL7404433A (nl) 1974-11-18
NL159498B NL159498B (nl) 1979-02-15

Family

ID=4315100

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7404433A NL159498B (nl) 1973-05-14 1974-04-01 Inrichting voor het meten van een lengte of een hoek.

Country Status (7)

Country Link
JP (1) JPS5610565B2 (nl)
CH (1) CH553960A (nl)
FR (1) FR2229949B1 (nl)
GB (1) GB1472876A (nl)
IT (1) IT1012199B (nl)
NL (1) NL159498B (nl)
SE (1) SE399473B (nl)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5892571U (ja) * 1981-12-17 1983-06-23 有限会社 和田製作所 流量調節弁付ボ−ルタツプ
DE3201005A1 (de) * 1982-01-15 1983-07-28 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Einrichtung zur fehlerkorrektur bei positionsmesssystemen
CH658126A5 (de) * 1983-03-07 1986-10-15 Maag Zahnraeder & Maschinen Ag Messgeraet und -verfahren zur teilungspruefung von zahnraedern.
US4602155A (en) * 1983-07-25 1986-07-22 Bei Electronics, Inc. Zero reference generating method and apparatus for optical encoders
US4678908A (en) * 1983-07-25 1987-07-07 Bei Electronics, Inc. Zero reference generating method and apparatus for optical encoders
GB8322886D0 (en) * 1983-08-25 1983-09-28 Lucas Ind Plc Transducer means
JPS61219815A (ja) * 1985-03-27 1986-09-30 Yokogawa Electric Corp デイスク形状測定装置
DE3611204A1 (de) * 1986-04-04 1987-10-15 Heidenhain Gmbh Dr Johannes Messeinrichtung
DE8613887U1 (de) * 1986-05-22 1990-09-13 Dr. Johannes Heidenhain Gmbh, 83301 Traunreut Meßeinrichtung
EP0286322B1 (en) * 1987-04-03 1994-06-15 Hitachi, Ltd. Method and apparatus for detecting a rotation angle
DE10300918B4 (de) 2003-01-13 2014-11-06 Robert Bosch Gmbh Vorrichtung und Verfahren zum Erfassen der Relativbewegung zweier relativ zueinander bewegbarer Maschinenteile
CN101650153B (zh) * 2009-09-08 2011-06-08 长春理工大学 一种飞行姿态模拟台角度测量装置
DE102018202556A1 (de) * 2018-02-20 2019-08-22 Dr. Johannes Heidenhain Gmbh Optische Positionsmesseinrichtung
CN110879041B (zh) * 2019-11-08 2021-06-22 杭州电子科技大学 一种直线双码道绝对式钢带尺及其读取方法

Also Published As

Publication number Publication date
SE399473B (sv) 1978-02-13
JPS5017668A (nl) 1975-02-25
CH553960A (de) 1974-09-13
IT1012199B (it) 1977-03-10
DE2416212B2 (de) 1975-07-10
FR2229949B1 (nl) 1978-11-17
FR2229949A1 (nl) 1974-12-13
NL159498B (nl) 1979-02-15
GB1472876A (en) 1977-05-11
DE2416212A1 (de) 1974-11-28
JPS5610565B2 (nl) 1981-03-09

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Legal Events

Date Code Title Description
SNR Assignments of patents or rights arising from examined patent applications

Owner name: DR. JOHANNES HEIDENHAIN GMBH

NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: CONTRAVES

V4 Lapsed because of reaching the maxim lifetime of a patent