CH612501A5 - Optoelectronic device for measuring a dimensional variation or the displacement of an object - Google Patents
Optoelectronic device for measuring a dimensional variation or the displacement of an objectInfo
- Publication number
- CH612501A5 CH612501A5 CH156376A CH156376A CH612501A5 CH 612501 A5 CH612501 A5 CH 612501A5 CH 156376 A CH156376 A CH 156376A CH 156376 A CH156376 A CH 156376A CH 612501 A5 CH612501 A5 CH 612501A5
- Authority
- CH
- Switzerland
- Prior art keywords
- photodetectors
- displacement
- measuring
- diaphragm
- windows
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 title abstract 2
- 230000005693 optoelectronics Effects 0.000 title 1
- 238000005259 measurement Methods 0.000 abstract 2
- 238000005286 illumination Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
- G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
- G05B1/04—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric with sensing of the position of the pointer of a measuring instrument
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7622680A FR2340574A2 (fr) | 1976-02-04 | 1976-07-26 | Dispositif optoelectronique de controle dimensionnel et de mesure, de reperage ou d'asservissement de position d'un corps mobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7503928A FR2300367A1 (fr) | 1975-02-07 | 1975-02-07 | Procede et dispositifs opto-electroniques de reperage ou d'asservissement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH612501A5 true CH612501A5 (en) | 1979-07-31 |
Family
ID=9150943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH156376A CH612501A5 (en) | 1975-02-07 | 1976-02-04 | Optoelectronic device for measuring a dimensional variation or the displacement of an object |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH612501A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| FR (1) | FR2300367A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2653221B1 (fr) * | 1989-10-13 | 1993-04-09 | Poulain Claude | Procede de detection du positionnement relatif d'un indicateur a aiguille, et dispositif electronique permettant de la mettre en óoeuvre. |
-
1975
- 1975-02-07 FR FR7503928A patent/FR2300367A1/fr active Granted
-
1976
- 1976-02-04 CH CH156376A patent/CH612501A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2300367B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-03-10 |
| FR2300367A1 (fr) | 1976-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |