FR2494860B1 - Systeme optique pour codeurs optiques - Google Patents
Systeme optique pour codeurs optiquesInfo
- Publication number
- FR2494860B1 FR2494860B1 FR8121961A FR8121961A FR2494860B1 FR 2494860 B1 FR2494860 B1 FR 2494860B1 FR 8121961 A FR8121961 A FR 8121961A FR 8121961 A FR8121961 A FR 8121961A FR 2494860 B1 FR2494860 B1 FR 2494860B1
- Authority
- FR
- France
- Prior art keywords
- optical
- encoders
- optical system
- optical encoders
- 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
Links
Classifications
-
- 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
- H03M1/26—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with weighted coding, i.e. the weight given to a digit depends on the position of the digit within the block or code word, e.g. there is a given radix and the weights are powers of this radix
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optical Transform (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/210,162 US4385234A (en) | 1980-11-25 | 1980-11-25 | Optical systems for optical encoders |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2494860A1 FR2494860A1 (fr) | 1982-05-28 |
FR2494860B1 true FR2494860B1 (fr) | 1986-08-01 |
Family
ID=22781818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8121961A Expired FR2494860B1 (fr) | 1980-11-25 | 1981-11-24 | Systeme optique pour codeurs optiques |
Country Status (6)
Country | Link |
---|---|
US (1) | US4385234A (fr) |
JP (1) | JPS6058403B2 (fr) |
CA (1) | CA1166751A (fr) |
DE (1) | DE3145098C2 (fr) |
FR (1) | FR2494860B1 (fr) |
GB (1) | GB2088163B (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4508965A (en) * | 1982-03-05 | 1985-04-02 | Hewlett-Packard Company | Uniaxially collimated light source for optical shaft angle encoders |
JPS59224515A (ja) * | 1983-06-03 | 1984-12-17 | Mitsubishi Electric Corp | 光学式エンコ−ダ |
IT1184495B (it) * | 1985-04-26 | 1987-10-28 | Michele Merlo | Codificatore (encoder) ottico incrementale a nonio accordato |
US4768907A (en) * | 1986-07-14 | 1988-09-06 | Gauron Richard F | Gang nut assembly |
JPS6328703A (ja) * | 1986-07-21 | 1988-02-06 | Enbishi Arumihoiile Kk | 3ピ−ス型ホイ−ルのリム構造とその製造法 |
DE3737278A1 (de) * | 1986-11-04 | 1988-05-11 | Canon Kk | Verfahren und vorrichtung zum optischen erfassen der stellung eines objekts |
JPS63179215A (ja) * | 1987-01-20 | 1988-07-23 | Mitsubishi Electric Corp | 光学式ロ−タリエンコ−ダ |
US4883955A (en) * | 1987-02-25 | 1989-11-28 | Asahi Kogaku Kogyo K.K. | Optical encoder with converging means |
JPH11351912A (ja) * | 1998-06-05 | 1999-12-24 | Yaskawa Electric Corp | 光学式エンコーダ |
DE69900267T2 (de) * | 1999-12-15 | 2002-06-27 | Tesa Brown & Sharpe Sa | Positionsgeber |
EP1309366B1 (fr) | 2000-08-10 | 2007-02-21 | Novo Nordisk A/S | Dispositif d'administration de medicament avec un support destine a une cartouche |
US6900428B2 (en) * | 2002-12-06 | 2005-05-31 | Ultra-Scan Corporation | Method for optimizing performance of optical encoders operating in a fluid |
JP4762131B2 (ja) | 2003-03-24 | 2011-08-31 | ノボ・ノルデイスク・エー/エス | 薬用カートリッジの透明な電子マーキング |
US20060187573A1 (en) * | 2005-02-24 | 2006-08-24 | Electro-Sensors, Inc. | Sensor equipment guard |
ATE495775T1 (de) | 2005-05-10 | 2011-02-15 | Novo Nordisk As | Injektionsvorrichtung mit optischem sensor |
RU2432549C2 (ru) | 2005-09-22 | 2011-10-27 | Ново Нордиск А/С | Способ и прибор для бесконтактного определения абсолютного положения и устройство, снабженное данным прибором |
PL1999691T3 (pl) | 2006-03-20 | 2011-02-28 | Novo Nordisk As | Bezkontaktowy odczyt kodów identyfikacyjnych wkładu |
CN101421913B (zh) | 2006-04-12 | 2012-07-18 | 诺沃-诺迪斯克有限公司 | 药品传输设备中的可移动安装元件的绝对位置的确定 |
CA2649999A1 (fr) | 2006-04-26 | 2007-11-01 | Preben Nielsen | Determination de position absolue sans contact d'un element mobile dans un dispositif d'apport de medicament |
JP5295217B2 (ja) | 2007-03-21 | 2013-09-18 | ノボ・ノルデイスク・エー/エス | 容器識別を有する医薬送達システム及び当該医薬送達システムに使用される容器 |
EP2396059B1 (fr) | 2009-02-13 | 2014-01-08 | Novo Nordisk A/S | Dispositif médical et cartouche |
EP2702415A2 (fr) | 2011-04-18 | 2014-03-05 | Donau-Universität Krems | Methode de detection et capteur |
US9746412B2 (en) | 2012-05-30 | 2017-08-29 | Iris International, Inc. | Flow cytometer |
EP2861956B1 (fr) * | 2012-05-30 | 2024-01-24 | Iris International, Inc. | Cytomètre en flux |
JP6903392B2 (ja) * | 2015-09-14 | 2021-07-14 | 株式会社ミツトヨ | テレセントリック光学系 |
JP6883939B2 (ja) * | 2015-09-14 | 2021-06-09 | 株式会社ミツトヨ | 光電式エンコーダ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3009141A (en) * | 1959-02-09 | 1961-11-14 | Universal Drafting Machine Cor | Digital transducer |
DE1903253U (de) * | 1964-03-11 | 1964-10-29 | Siemens Ag | Vorrichtung zum optischen abtasten von bandfoermigen aufzeichnungstraegern. |
US3556235A (en) * | 1969-09-15 | 1971-01-19 | Hobart Mfg Co | Photocell checking circuit for optical weighing scale |
US4047586A (en) * | 1976-03-23 | 1977-09-13 | Pitney-Bowes, Inc. | Zero load adjustment apparatus for spring weighing scale |
US4039826A (en) * | 1976-03-26 | 1977-08-02 | Dynamics Research Corporation | Magnetic head locating system for disk storage system |
US4101882A (en) * | 1976-05-28 | 1978-07-18 | The Brunton Company | Data read-out system and apparatus useful for angular measurements |
DE2751757C3 (de) * | 1977-11-19 | 1980-06-26 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Fotoelektrische Einrichtung |
US4221328A (en) * | 1978-07-11 | 1980-09-09 | The Brunton Company | Data read-out system and apparatus useful for angular measurements |
-
1980
- 1980-11-25 US US06/210,162 patent/US4385234A/en not_active Expired - Lifetime
-
1981
- 1981-09-28 CA CA000386756A patent/CA1166751A/fr not_active Expired
- 1981-10-01 GB GB8129724A patent/GB2088163B/en not_active Expired
- 1981-11-13 DE DE3145098A patent/DE3145098C2/de not_active Expired
- 1981-11-24 FR FR8121961A patent/FR2494860B1/fr not_active Expired
- 1981-11-25 JP JP56189030A patent/JPS6058403B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57116215A (en) | 1982-07-20 |
FR2494860A1 (fr) | 1982-05-28 |
GB2088163B (en) | 1984-10-31 |
DE3145098C2 (de) | 1985-02-14 |
US4385234A (en) | 1983-05-24 |
DE3145098A1 (de) | 1982-06-16 |
GB2088163A (en) | 1982-06-03 |
CA1166751A (fr) | 1984-05-01 |
JPS6058403B2 (ja) | 1985-12-19 |
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