GB1443220A - Photo-electric incremental transducer - Google Patents
Photo-electric incremental transducerInfo
- Publication number
- GB1443220A GB1443220A GB5357073A GB5357073A GB1443220A GB 1443220 A GB1443220 A GB 1443220A GB 5357073 A GB5357073 A GB 5357073A GB 5357073 A GB5357073 A GB 5357073A GB 1443220 A GB1443220 A GB 1443220A
- Authority
- GB
- United Kingdom
- Prior art keywords
- photo
- incremental transducer
- electric
- electric incremental
- transducer
- 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
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722262065 DE2262065C3 (de) | 1972-12-19 | Fotoelektrischer Schrittgeber |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1443220A true GB1443220A (en) | 1976-07-21 |
Family
ID=5864818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5357073A Expired GB1443220A (en) | 1972-12-19 | 1973-11-19 | Photo-electric incremental transducer |
Country Status (4)
Country | Link |
---|---|
US (1) | US3867035A (US07943777-20110517-C00090.png) |
JP (1) | JPS4991260A (US07943777-20110517-C00090.png) |
FR (1) | FR2210762B3 (US07943777-20110517-C00090.png) |
GB (1) | GB1443220A (US07943777-20110517-C00090.png) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3957378A (en) * | 1974-11-25 | 1976-05-18 | The Bendix Corporation | Two-axis moire fringe displacement transducer |
DE2521618B1 (de) * | 1975-05-15 | 1976-03-11 | Zeiss Carl Fa | Vorrichtung zum Messen oder Einstellen von zweidimensionalen Lagekoordinaten |
US3996463A (en) * | 1975-08-28 | 1976-12-07 | Western Electric Company, Inc. | Method and apparatus for monitoring the relative position of a light beam and a grating using Fraunhofer diffraction effects |
US4100408A (en) * | 1977-03-02 | 1978-07-11 | Xerox Corporation | Signal generator for raster type scanners |
JPS58100703A (ja) * | 1981-12-11 | 1983-06-15 | Yokogawa Hokushin Electric Corp | 光学式スケ−ル読取装置 |
EP0212992B1 (en) * | 1985-05-20 | 1992-01-15 | Fujitsu Limited | Method for measuring a three-dimensional position of an object |
DE3625327C1 (de) * | 1986-07-26 | 1988-02-18 | Heidenhain Gmbh Dr Johannes | Lichtelektrische Positionsmesseinrichtung |
DE3918726C1 (US07943777-20110517-C00090.png) * | 1989-06-08 | 1991-01-10 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut, De | |
US7466426B2 (en) * | 2005-12-14 | 2008-12-16 | General Electric Company | Phase shifting imaging module and method of imaging |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1548707C3 (de) * | 1966-07-26 | 1979-02-15 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Fotoelektrischer Schrittgeber |
DE2003492A1 (de) * | 1970-01-27 | 1971-08-12 | Leitz Ernst Gmbh | Messverfahren fuer Schrittgeber zum Messen von Laengen oder Winkeln sowie Anordnungen zur Durchfuehrung dieses Messverfahrens |
-
1973
- 1973-11-19 GB GB5357073A patent/GB1443220A/en not_active Expired
- 1973-12-07 FR FR7343804A patent/FR2210762B3/fr not_active Expired
- 1973-12-11 JP JP48138552A patent/JPS4991260A/ja active Pending
- 1973-12-17 US US425077A patent/US3867035A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2262065A1 (de) | 1974-06-27 |
JPS4991260A (US07943777-20110517-C00090.png) | 1974-08-31 |
FR2210762B3 (US07943777-20110517-C00090.png) | 1976-10-15 |
FR2210762A1 (US07943777-20110517-C00090.png) | 1974-07-12 |
US3867035A (en) | 1975-02-18 |
DE2262065B2 (de) | 1976-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
746 | Register noted 'licences of right' (sect. 46/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |