DE602008002156D1 - Optisches System zur Positionsschnellmessung eines Körpers in Bewegung - Google Patents
Optisches System zur Positionsschnellmessung eines Körpers in BewegungInfo
- Publication number
- DE602008002156D1 DE602008002156D1 DE602008002156T DE602008002156T DE602008002156D1 DE 602008002156 D1 DE602008002156 D1 DE 602008002156D1 DE 602008002156 T DE602008002156 T DE 602008002156T DE 602008002156 T DE602008002156 T DE 602008002156T DE 602008002156 D1 DE602008002156 D1 DE 602008002156D1
- Authority
- DE
- Germany
- Prior art keywords
- optical code
- motion
- luminous spots
- optical system
- position measurement
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title abstract 4
- 238000005259 measurement Methods 0.000 title 1
- 238000001514 detection method Methods 0.000 abstract 3
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
- G01D5/36—Forming the light into pulses
- G01D5/38—Forming the light into pulses by diffraction gratings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08305661A EP2175245B1 (de) | 2008-10-09 | 2008-10-09 | Optisches System zur Positionsschnellmessung eines Körpers in Bewegung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE602008002156D1 true DE602008002156D1 (de) | 2010-09-23 |
Family
ID=40834300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE602008002156T Active DE602008002156D1 (de) | 2008-10-09 | 2008-10-09 | Optisches System zur Positionsschnellmessung eines Körpers in Bewegung |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2175245B1 (de) |
| AT (1) | ATE477476T1 (de) |
| DE (1) | DE602008002156D1 (de) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4950891A (en) * | 1987-09-30 | 1990-08-21 | Kabushiki Kaisha Okuma Tekkosho | High resolution optical encoder having a long detection stroke |
| US6906315B2 (en) * | 2002-07-16 | 2005-06-14 | Mitutoyo Corporation | High accuracy miniature grating encoder readhead using fiber optic receiver channels |
| JP4658452B2 (ja) * | 2003-02-07 | 2011-03-23 | オリンパス株式会社 | 光学式エンコーダ |
| US7186969B2 (en) * | 2003-02-12 | 2007-03-06 | Mitutoyo Corporation | Optical configuration for imaging-type optical encoders |
-
2008
- 2008-10-09 DE DE602008002156T patent/DE602008002156D1/de active Active
- 2008-10-09 AT AT08305661T patent/ATE477476T1/de not_active IP Right Cessation
- 2008-10-09 EP EP08305661A patent/EP2175245B1/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2175245B1 (de) | 2010-08-11 |
| ATE477476T1 (de) | 2010-08-15 |
| EP2175245A1 (de) | 2010-04-14 |
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