CH521569A - Einrichtung zur Messung von Lageänderungen zweier relativ zueinander beweglicher Teile - Google Patents
Einrichtung zur Messung von Lageänderungen zweier relativ zueinander beweglicher TeileInfo
- Publication number
- CH521569A CH521569A CH1117370A CH1117370A CH521569A CH 521569 A CH521569 A CH 521569A CH 1117370 A CH1117370 A CH 1117370A CH 1117370 A CH1117370 A CH 1117370A CH 521569 A CH521569 A CH 521569A
- Authority
- CH
- Switzerland
- Prior art keywords
- parts
- another
- move relative
- measuring changes
- measuring
- Prior art date
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
- H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
- H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
-
- 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
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1941731 | 1969-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH521569A true CH521569A (de) | 1972-04-15 |
Family
ID=5742978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1117370A CH521569A (de) | 1969-08-16 | 1970-07-24 | Einrichtung zur Messung von Lageänderungen zweier relativ zueinander beweglicher Teile |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3674372A (de) |
| CH (1) | CH521569A (de) |
| DE (1) | DE1941731C2 (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2210681C3 (de) * | 1972-03-06 | 1980-09-18 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Einrichtung zur berührungslosen Messung |
| SE400642B (sv) * | 1976-10-15 | 1978-04-03 | Bergkvist Lars A | Elektroniskt mattband |
| DE3239108A1 (de) * | 1982-10-22 | 1984-04-26 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Positionsmessverfahren und einrichtungen zur durchfuehrung des verfahrens |
| DE3412128C1 (de) * | 1984-03-31 | 1985-05-09 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Positionsmesseinrichtung |
| DE3616144A1 (de) * | 1986-05-14 | 1987-11-19 | Heidenhain Gmbh Dr Johannes | Fotoelektrische messeinrichtung |
| US5075562A (en) * | 1990-09-20 | 1991-12-24 | Eastman Kodak Company | Method and apparatus for absolute Moire distance measurements using a grating printed on or attached to a surface |
| US5075560A (en) * | 1990-09-20 | 1991-12-24 | Eastman Kodak Company | Moire distance measurements using a grating printed on or attached to a surface |
| EP0541827B1 (de) * | 1991-11-04 | 1995-04-12 | Dr. Johannes Heidenhain GmbH | Vorrichtung zur Erzeugung oberwellenfreier periodischer Signale |
| DE59104512D1 (de) * | 1991-11-04 | 1995-03-16 | Heidenhain Gmbh Dr Johannes | Vorrichtung zur Erzeugung oberwellenfreier periodischer Signale. |
| EP0547270B1 (de) * | 1991-12-20 | 1995-05-17 | Dr. Johannes Heidenhain GmbH | Fotoelektrische Vorrichtung zur Erzeugung oberwellenfreier periodischer Signale |
| DE4244126C1 (de) * | 1992-12-24 | 1994-03-24 | Heidenhain Gmbh Dr Johannes | Längen- oder Winkelmeßeinrichtung |
| DE4323624C2 (de) * | 1993-07-15 | 1997-09-11 | Heidenhain Gmbh Dr Johannes | Lichtelektrische Längen- oder Winkelmeßeinrichtung |
| DE59306689D1 (de) * | 1993-08-07 | 1997-07-10 | Heidenhain Gmbh Dr Johannes | Vorrichtung zur Erzeugung oberwellenfreier periodischer Signale |
| DE59508231D1 (de) * | 1995-06-22 | 2000-05-31 | Heidenhain Gmbh Dr Johannes | Positionsmesseinrichtung |
| CN108351229B (zh) | 2015-09-09 | 2021-03-26 | 瑞尼斯豪公司 | 编码器装置 |
| EP3527953B1 (de) * | 2018-02-14 | 2022-07-20 | Hohner Automation S.L. | Verfahren zur berechnung der form von maskenschlitzen eines optischen inkrementalgebers |
-
1969
- 1969-08-16 DE DE1941731A patent/DE1941731C2/de not_active Expired
-
1970
- 1970-07-24 CH CH1117370A patent/CH521569A/de not_active IP Right Cessation
- 1970-08-05 US US61175A patent/US3674372A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1941731B1 (de) | 1971-03-04 |
| DE1941731C2 (de) | 1973-11-15 |
| US3674372A (en) | 1972-07-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |