LT4058756T - Padėties nustatymo prietaisas - Google Patents

Padėties nustatymo prietaisas

Info

Publication number
LT4058756T
LT4058756T LTEPPCT/EP2020/081914T LTEP2020081914T LT4058756T LT 4058756 T LT4058756 T LT 4058756T LT EP2020081914 T LTEP2020081914 T LT EP2020081914T LT 4058756 T LT4058756 T LT 4058756T
Authority
LT
Lithuania
Prior art keywords
measurement device
position measurement
measurement
Prior art date
Application number
LTEPPCT/EP2020/081914T
Other languages
English (en)
Inventor
Jason Slack
Julian Cluff
Original Assignee
Renishaw Plc
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 Renishaw Plc filed Critical Renishaw Plc
Publication of LT4058756T publication Critical patent/LT4058756T/lt

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
    • G01D5/34746—Linear encoders
    • 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
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B11/043—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
LTEPPCT/EP2020/081914T 2019-11-15 2020-11-12 Padėties nustatymo prietaisas LT4058756T (lt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1916641.2A GB201916641D0 (en) 2019-11-15 2019-11-15 Position measurement device
PCT/EP2020/081914 WO2021094456A1 (en) 2019-11-15 2020-11-12 Position measurement device

Publications (1)

Publication Number Publication Date
LT4058756T true LT4058756T (lt) 2024-03-12

Family

ID=69063190

Family Applications (1)

Application Number Title Priority Date Filing Date
LTEPPCT/EP2020/081914T LT4058756T (lt) 2019-11-15 2020-11-12 Padėties nustatymo prietaisas

Country Status (9)

Country Link
US (1) US20220397430A1 (lt)
EP (1) EP4058756B1 (lt)
JP (1) JP2023502079A (lt)
KR (1) KR20220097912A (lt)
CN (1) CN114729824A (lt)
ES (1) ES2972318T3 (lt)
GB (1) GB201916641D0 (lt)
LT (1) LT4058756T (lt)
WO (1) WO2021094456A1 (lt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4134633A1 (en) 2021-08-12 2023-02-15 Renishaw PLC Position encoder apparatus
EP4384778A1 (en) 2021-08-12 2024-06-19 Renishaw PLC Position encoder apparatus

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344700A (en) * 1961-05-23 1967-10-03 British Aircraft Corp Ltd Displacement measuring system
GB8432574D0 (en) 1984-12-22 1985-02-06 Renishaw Plc Opto-electronic scale-reading apparatus
DD263584A1 (de) * 1987-08-20 1989-01-04 Zeiss Jena Veb Carl Fotoelektrische abtastanordnung zur erfassung der bewegung von strichteilungen im auflichtverfahren
FI902883A (fi) * 1990-06-08 1991-12-09 Partek Ab Optisk reflexionsgivare.
US6310689B1 (en) * 1996-08-23 2001-10-30 Asahi Kogaku Kogyo Kabushiki Kaisha Pattern reading apparatus
GB0109057D0 (en) 2001-04-11 2001-05-30 Renishaw Plc Absolute postition measurement
GB0413710D0 (en) 2004-06-21 2004-07-21 Renishaw Plc Scale reading apparatus
GB2443113B (en) * 2004-07-28 2008-08-13 Caterpillar Inc Robust barcode and reader for rod position determinaton
US7525085B2 (en) * 2006-04-14 2009-04-28 Avago Technologies General Ip (Singapore) Pte. Ltd. Multi-axis optical encoders
US7495583B2 (en) * 2006-04-14 2009-02-24 Avago Technologies General Ip (Singapore) Pte. Ltd. Flat-top reflection-based optical encoders
GB0819767D0 (en) * 2008-10-28 2008-12-03 Renishaw Plc Absolute encoder setup indication
GB0906257D0 (en) 2009-04-08 2009-05-20 Renishaw Plc Position encoder apparatus
US8476577B2 (en) * 2010-03-29 2013-07-02 Mitutoyo Corporation Optical encoder
US8637805B2 (en) * 2010-03-29 2014-01-28 Mitutoyo Corporation Optical encoder using off-axis imaging through a lens
US9651404B2 (en) * 2015-09-29 2017-05-16 Mitutoyo Corporation Optical encoder having an optical portion comprising dual lenses and an aperture portion positioned in relation to a moiré grating
EP3150968B1 (de) * 2015-10-02 2018-03-21 SICK STEGMANN GmbH Optoelektronischer sensor
JP2018072184A (ja) * 2016-10-31 2018-05-10 セイコーエプソン株式会社 エンコーダーおよびロボット

Also Published As

Publication number Publication date
EP4058756A1 (en) 2022-09-21
GB201916641D0 (en) 2020-01-01
WO2021094456A1 (en) 2021-05-20
CN114729824A (zh) 2022-07-08
US20220397430A1 (en) 2022-12-15
JP2023502079A (ja) 2023-01-20
ES2972318T3 (es) 2024-06-12
KR20220097912A (ko) 2022-07-08
EP4058756B1 (en) 2024-01-31

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