GB0413711D0 - Scale and readhead apparatus - Google Patents

Scale and readhead apparatus

Info

Publication number
GB0413711D0
GB0413711D0 GBGB0413711.3A GB0413711A GB0413711D0 GB 0413711 D0 GB0413711 D0 GB 0413711D0 GB 0413711 A GB0413711 A GB 0413711A GB 0413711 D0 GB0413711 D0 GB 0413711D0
Authority
GB
United Kingdom
Prior art keywords
scale
readhead
readhead apparatus
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.)
Ceased
Application number
GBGB0413711.3A
Other languages
English (en)
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.)
Renishaw PLC
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
Priority to GBGB0413711.3A priority Critical patent/GB0413711D0/en
Publication of GB0413711D0 publication Critical patent/GB0413711D0/en
Priority to EP05759442A priority patent/EP1769221A1/en
Priority to US11/629,466 priority patent/US7421800B2/en
Priority to PCT/GB2005/002442 priority patent/WO2005124288A1/en
Priority to CNB2005800204084A priority patent/CN100523738C/zh
Priority to JP2007517446A priority patent/JP2008503747A/ja
Ceased 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
    • G01D5/12—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 using electric or magnetic means
    • G01D5/244—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2451—Incremental 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
    • G01D5/12—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 using electric or magnetic means
    • G01D5/244—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2455—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on the same encoder
    • G01D5/2457—Incremental encoders having reference marks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GBGB0413711.3A 2004-06-21 2004-06-21 Scale and readhead apparatus Ceased GB0413711D0 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GBGB0413711.3A GB0413711D0 (en) 2004-06-21 2004-06-21 Scale and readhead apparatus
EP05759442A EP1769221A1 (en) 2004-06-21 2005-06-21 Scale reading apparatus
US11/629,466 US7421800B2 (en) 2004-06-21 2005-06-21 Scale reading apparatus
PCT/GB2005/002442 WO2005124288A1 (en) 2004-06-21 2005-06-21 Scale reading apparatus
CNB2005800204084A CN100523738C (zh) 2004-06-21 2005-06-21 一种用于刻度尺读取设备的刻度尺
JP2007517446A JP2008503747A (ja) 2004-06-21 2005-06-21 スケール目盛読取装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0413711.3A GB0413711D0 (en) 2004-06-21 2004-06-21 Scale and readhead apparatus

Publications (1)

Publication Number Publication Date
GB0413711D0 true GB0413711D0 (en) 2004-07-21

Family

ID=32750196

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0413711.3A Ceased GB0413711D0 (en) 2004-06-21 2004-06-21 Scale and readhead apparatus

Country Status (6)

Country Link
US (1) US7421800B2 (enExample)
EP (1) EP1769221A1 (enExample)
JP (1) JP2008503747A (enExample)
CN (1) CN100523738C (enExample)
GB (1) GB0413711D0 (enExample)
WO (1) WO2005124288A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0415141D0 (en) * 2004-07-06 2004-08-11 Renishaw Plc Scale reading apparatus
US7502113B2 (en) * 2004-08-26 2009-03-10 Monsanto Technology Llc Automated seed sampler and methods of sampling, testing and bulking seeds
US7965393B2 (en) * 2007-07-24 2011-06-21 Mitutoyo Corporation Reference signal generating configuration for an interferometric miniature grating encoder readhead using fiber optic receiver channels
US7973941B2 (en) * 2007-07-24 2011-07-05 Mitutoyo Corporation Reference signal generating configuration for an interferometric miniature grating encoder readhead using fiber optic receiver channels
GB0811076D0 (en) * 2008-06-17 2008-07-23 Renishaw Plc Scale track
DE102009028093A1 (de) * 2009-07-29 2011-02-10 Robert Bosch Gmbh Verfahren zur Herstellung eines magnetischen Sensorelements
DE102014209004A1 (de) * 2014-05-13 2015-11-19 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
JP6085658B1 (ja) * 2015-10-28 2017-02-22 Thk株式会社 位置検出装置及び位置検出装置付き運動案内装置
ES2943517T3 (es) * 2020-04-08 2023-06-13 Heidenhain Gmbh Dr Johannes Disposición para medición de posición
CN111486878A (zh) * 2020-05-08 2020-08-04 长春晟博光学技术开发有限公司 一种具有限位功能的集成式磁栅尺编码器
CN114858039A (zh) * 2022-05-30 2022-08-05 共享智能装备有限公司 一种导轨直线度的检测装置及方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2948854A1 (de) * 1979-12-05 1981-06-11 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementales messsystem
DE3104972C2 (de) * 1981-02-12 1985-06-20 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Lichtelektrische inkrementale Positioniereinrichtung
DE3144334C2 (de) * 1981-11-07 1985-06-13 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Wegmeßeinrichtung mit Referenzmarken
DE3308814C2 (de) * 1983-03-12 1985-02-07 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Meßeinrichtung
DE3562948D1 (en) * 1984-04-21 1988-06-30 Heidenhain Gmbh Dr Johannes Position-measuring device
AT396631B (de) * 1984-07-06 1993-10-25 Rsf Elektronik Gmbh Inkrementales messsystem
DE3427411C2 (de) * 1984-07-25 1987-01-08 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Meßeinrichtung
JPH01151210A (ja) * 1987-12-08 1989-06-14 Tdk Corp 積層応用部品の構造
AT390674B (de) * 1989-02-07 1990-06-11 Rsf Elektronik Gmbh Inkrementales messsystem
AT395071B (de) * 1989-02-09 1992-09-10 Rieder & Schwaiger Sentop Inkrementales messsystem
DE4200616C2 (de) 1992-01-13 2001-12-06 Heidenhain Gmbh Dr Johannes Wegmesssystem mit Grenzwegmarken zum Schutz gegen ein Überfahren einer oder mehrerer Grenzlagen eines Arbeitsbereiches durch bewegte Teile einer Maschine oder eines Messgerätes
EP0668486A3 (de) * 1994-02-22 1997-07-30 Heidenhain Gmbh Dr Johannes Längen- oder Winkelmesseinrichtung.
DE4428590C2 (de) * 1994-08-12 1996-06-20 Heidenhain Gmbh Dr Johannes Positionsmeßeinrichtung
DE10132521A1 (de) 2001-07-09 2003-01-30 Heidenhain Gmbh Dr Johannes Positionsmesseinrichtung
DE10201496A1 (de) * 2002-01-17 2003-07-31 Heidenhain Gmbh Dr Johannes Maßstab und Positionsmesseinrichtung zur absoluten Positionsbestimmung

Also Published As

Publication number Publication date
CN1973182A (zh) 2007-05-30
JP2008503747A (ja) 2008-02-07
US20070227438A1 (en) 2007-10-04
EP1769221A1 (en) 2007-04-04
CN100523738C (zh) 2009-08-05
WO2005124288A1 (en) 2005-12-29
US7421800B2 (en) 2008-09-09

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)