DE3767880D1 - Absolutskalenmesssystem. - Google Patents
Absolutskalenmesssystem.Info
- Publication number
- DE3767880D1 DE3767880D1 DE8787906853T DE3767880T DE3767880D1 DE 3767880 D1 DE3767880 D1 DE 3767880D1 DE 8787906853 T DE8787906853 T DE 8787906853T DE 3767880 T DE3767880 T DE 3767880T DE 3767880 D1 DE3767880 D1 DE 3767880D1
- Authority
- DE
- Germany
- Prior art keywords
- measuring system
- absolute scale
- scale measuring
- absolute
- scale
- 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
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
- G01D5/34776—Absolute encoders with analogue or digital scales
- G01D5/34792—Absolute encoders with analogue or digital scales with only digital scales or both digital and incremental scales
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8604337A SE460928B (sv) | 1986-10-13 | 1986-10-13 | Absolutmaetande skalsystem |
PCT/SE1987/000458 WO1988002848A1 (en) | 1986-10-13 | 1987-10-09 | An absolute measurement scale system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3767880D1 true DE3767880D1 (de) | 1991-03-07 |
Family
ID=20365910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787906853T Expired - Lifetime DE3767880D1 (de) | 1986-10-13 | 1987-10-09 | Absolutskalenmesssystem. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5062214A (de) |
EP (1) | EP0287613B1 (de) |
JP (1) | JPH01501098A (de) |
DE (1) | DE3767880D1 (de) |
SE (1) | SE460928B (de) |
WO (1) | WO1988002848A1 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3829815A1 (de) * | 1988-09-02 | 1990-03-22 | Heidenhain Gmbh Dr Johannes | Positionsmesseinrichtung |
US5239307A (en) * | 1989-10-10 | 1993-08-24 | Micro Encoder Inc. | Method and apparatus for sensing of position |
EP0473808A1 (de) * | 1990-09-03 | 1992-03-11 | Hottinger Baldwin Messtechnik Gmbh | Messeinrichtung zur Ermittlung eines Weges oder einer Position |
US5225830A (en) * | 1991-02-26 | 1993-07-06 | Mitutoyo | Combination optical and capacitive absolute position apparatus and method |
US5279044A (en) * | 1991-03-12 | 1994-01-18 | U.S. Philips Corporation | Measuring device for determining an absolute position of a movable element and scale graduation element suitable for use in such a measuring device |
JP2504881B2 (ja) * | 1991-09-17 | 1996-06-05 | 株式会社ミツトヨ | デ―タ出力エンコ―ダ |
SE9202005L (sv) * | 1992-06-29 | 1993-12-20 | Johansson Ab C E | Skalsystem för absolutmätning |
EP0662603B1 (de) * | 1993-12-08 | 1997-03-12 | Dr. Johannes Heidenhain GmbH | Längenmesssystem |
GB2297005B (en) * | 1995-01-11 | 1998-06-24 | Adam Craig Proffitt | Digital position sensor |
US5640007A (en) * | 1995-06-21 | 1997-06-17 | Limitorque Corporation | Optical encoder comprising a plurality of encoder wheels |
GB9605278D0 (en) * | 1996-03-13 | 1996-05-15 | Renishaw Plc | Opto-electronic scale reading apparatus |
US5950487A (en) * | 1996-09-20 | 1999-09-14 | Vista Research, Inc. | Gauge for measuring liquid levels |
GB2354372A (en) * | 1999-09-17 | 2001-03-21 | Damco Ltd | Connector module and encoder arrangement for an electic motor |
DE10141975C2 (de) * | 2001-08-28 | 2003-11-20 | Kostal Leopold Gmbh & Co Kg | Vorrichtung zum optoelektronischen Erfassen von Schaltstellungen eines Schaltmittels |
DE10201496A1 (de) * | 2002-01-17 | 2003-07-31 | Heidenhain Gmbh Dr Johannes | Maßstab und Positionsmesseinrichtung zur absoluten Positionsbestimmung |
CN2765139Y (zh) * | 2004-12-27 | 2006-03-15 | 杨忠义 | 双柱式数显高度规 |
GB0720408D0 (en) * | 2007-10-18 | 2007-11-28 | Renishaw Plc | Metrological scale and method of manufacture |
EP2636991A1 (de) * | 2012-03-07 | 2013-09-11 | Hexagon Metrology S.p.A. | Messmaschine mit kompensierten Meßsystem von thermisch bedingten Fehlern aufgrund der Dilatation des Maßstabs eines linearen Transducers |
DE102013222197A1 (de) * | 2013-10-31 | 2015-04-30 | Dr. Johannes Heidenhain Gmbh | Positionsmesseinrichtung |
CN106323740B (zh) * | 2016-11-29 | 2023-11-21 | 天祥(天津)质量技术服务有限公司 | 一种钢化玻璃破碎颗粒度测试仪 |
DE102016224012A1 (de) * | 2016-12-02 | 2018-06-07 | Dr. Johannes Heidenhain Gmbh | Positionsmesseinrichtung und Verfahren zum Betreiben einer Positionsmesseinrichtung |
US10859363B2 (en) * | 2017-09-27 | 2020-12-08 | Stanley Black & Decker, Inc. | Tape rule assembly with linear optical encoder for sensing human-readable graduations of length |
CN111947574A (zh) * | 2020-08-07 | 2020-11-17 | 珠海格力电器股份有限公司 | 一种烟灶一体机、位置检测方法及位置检测装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2540412B2 (de) * | 1975-09-11 | 1979-08-02 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Inkrementales Meßsystem |
IT1111425B (it) * | 1977-05-18 | 1986-01-13 | Conte Alberto | Trasduttore assoluto di precisione per misure di posizioni lineari od angolari |
SE411392B (sv) * | 1977-12-09 | 1979-12-17 | Inst Mikrovagsteknik Vid Tekni | Metanordning for kapacitiv bestemning av det inbordes leget hos tva relativt varandra rorliga delar |
US4333009A (en) * | 1979-12-10 | 1982-06-01 | Bertea Corporation | Optical position transducer |
DE2952106C2 (de) * | 1979-12-22 | 1982-11-04 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Lichtelektrische inkrementale Längen- oder Winkelmeßeinrichtung |
JPS576996A (en) * | 1980-06-17 | 1982-01-13 | Tokyo Optical | Absolute encoder |
GB2097128B (en) * | 1981-04-16 | 1984-12-12 | Medwin Albert H | Electrical vernier measuring apparatus |
JPS5829093A (ja) * | 1981-08-13 | 1983-02-21 | 株式会社トプコン | アブソリユ−トエンコ−ダ |
US4465928A (en) * | 1981-08-17 | 1984-08-14 | Itek Corporation | Optically multiplexed encoder system |
DE3144334C2 (de) * | 1981-11-07 | 1985-06-13 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Wegmeßeinrichtung mit Referenzmarken |
JPS58204314A (ja) * | 1982-05-24 | 1983-11-29 | Nippon Kogaku Kk <Nikon> | エンコ−ダ装置 |
JPH0781882B2 (ja) * | 1984-04-04 | 1995-09-06 | 旭化成工業株式会社 | ロータリーエンコーダ用ディスク及びその製造方法 |
DE3844704C2 (de) * | 1987-09-30 | 1992-06-17 | Kabushiki Kaisha Okuma Tekkosho, Nagoya, Aichi, Jp |
-
1986
- 1986-10-13 SE SE8604337A patent/SE460928B/sv not_active IP Right Cessation
-
1987
- 1987-10-09 EP EP87906853A patent/EP0287613B1/de not_active Expired
- 1987-10-09 US US07/512,083 patent/US5062214A/en not_active Expired - Fee Related
- 1987-10-09 WO PCT/SE1987/000458 patent/WO1988002848A1/en active IP Right Grant
- 1987-10-09 DE DE8787906853T patent/DE3767880D1/de not_active Expired - Lifetime
- 1987-10-09 JP JP62506686A patent/JPH01501098A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0287613A1 (de) | 1988-10-26 |
SE460928B (sv) | 1989-12-04 |
SE8604337D0 (sv) | 1986-10-13 |
JPH01501098A (ja) | 1989-04-13 |
US5062214A (en) | 1991-11-05 |
WO1988002848A1 (en) | 1988-04-21 |
SE8604337L (sv) | 1988-04-14 |
EP0287613B1 (de) | 1991-01-30 |
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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 |