FR2340574B2 - - Google Patents
Info
- Publication number
- FR2340574B2 FR2340574B2 FR7622680A FR7622680A FR2340574B2 FR 2340574 B2 FR2340574 B2 FR 2340574B2 FR 7622680 A FR7622680 A FR 7622680A FR 7622680 A FR7622680 A FR 7622680A FR 2340574 B2 FR2340574 B2 FR 2340574B2
- Authority
- FR
- France
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH156376A CH612501A5 (en) | 1975-02-07 | 1976-02-04 | Optoelectronic device for measuring a dimensional variation or the displacement of an object |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2340574A2 FR2340574A2 (en) | 1977-09-02 |
| FR2340574B2 true FR2340574B2 (en) | 1979-09-28 |
Family
ID=4213346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7622680A Granted FR2340574A2 (en) | 1976-02-04 | 1976-07-26 | Optoelectronic dimensional control system - uses two pairs of photoreceivers detecting positive and negative tolerance respectively |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2340574A2 (en) |
-
1976
- 1976-07-26 FR FR7622680A patent/FR2340574A2/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2340574A2 (en) | 1977-09-02 |