CH281171A - Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method. - Google Patents
Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method.Info
- Publication number
- CH281171A CH281171A CH281171DA CH281171A CH 281171 A CH281171 A CH 281171A CH 281171D A CH281171D A CH 281171DA CH 281171 A CH281171 A CH 281171A
- Authority
- CH
- Switzerland
- Prior art keywords
- graduation
- implementing
- installation
- measuring
- line
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 238000009434 installation Methods 0.000 title 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/04—Co-ordinate boring or drilling machines; Machines for making holes without previous marking
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/04—Regulation of the inter-electrode distance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/02—Rulers with scales or marks for direct reading
-
- 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
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH281171T | 1952-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH281171A true CH281171A (en) | 1952-02-29 |
Family
ID=4483024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH281171D CH281171A (en) | 1952-01-18 | 1949-11-18 | Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH281171A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2882420A (en) * | 1956-11-07 | 1959-04-14 | Genevoise Instr Physique | Photo-electric microscope |
US2960612A (en) * | 1956-11-07 | 1960-11-15 | Genevoise Instr Physique | Photo-electric microscope |
DE1191591B (en) * | 1958-01-17 | 1965-04-22 | Licentia Gmbh | Method for photoelectrically determining the relative position of at least one edge of an object |
US3218913A (en) * | 1960-06-10 | 1965-11-23 | American Optical Corp | Method and apparatus for electro-optically aligning a remote object |
-
1949
- 1949-11-18 CH CH281171D patent/CH281171A/en unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2882420A (en) * | 1956-11-07 | 1959-04-14 | Genevoise Instr Physique | Photo-electric microscope |
US2960612A (en) * | 1956-11-07 | 1960-11-15 | Genevoise Instr Physique | Photo-electric microscope |
DE1191591B (en) * | 1958-01-17 | 1965-04-22 | Licentia Gmbh | Method for photoelectrically determining the relative position of at least one edge of an object |
US3218913A (en) * | 1960-06-10 | 1965-11-23 | American Optical Corp | Method and apparatus for electro-optically aligning a remote object |
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