AU520748B2 - Optical potentiometers - Google Patents
Optical potentiometersInfo
- Publication number
- AU520748B2 AU520748B2 AU47136/79A AU4713679A AU520748B2 AU 520748 B2 AU520748 B2 AU 520748B2 AU 47136/79 A AU47136/79 A AU 47136/79A AU 4713679 A AU4713679 A AU 4713679A AU 520748 B2 AU520748 B2 AU 520748B2
- Authority
- AU
- Australia
- Prior art keywords
- potentiometers
- optical
- optical potentiometers
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Adjustable Resistors (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US91004378A | 1978-05-26 | 1978-05-26 | |
US910043 | 1978-05-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4713679A AU4713679A (en) | 1979-11-29 |
AU520748B2 true AU520748B2 (en) | 1982-02-25 |
Family
ID=25428219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU47136/79A Expired - Fee Related AU520748B2 (en) | 1978-05-26 | 1979-05-16 | Optical potentiometers |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5511395A (en) |
AU (1) | AU520748B2 (en) |
FR (1) | FR2434514A1 (en) |
GB (1) | GB2021760B (en) |
IT (1) | IT1116539B (en) |
SE (1) | SE7904492L (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU571101B2 (en) * | 1984-09-28 | 1988-03-31 | Wang Laboratories, Inc. | Opto-coupled mechanical control |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4356397A (en) * | 1980-06-18 | 1982-10-26 | Westinghouse Electric Corp. | Optical valve position sensor system |
DE3221621C2 (en) * | 1982-06-08 | 1985-10-03 | Zahnräderfabrik Renk AG, 8900 Augsburg | Photoelectric position transmitter for drive systems of vehicles |
FR2595851B1 (en) * | 1986-03-12 | 1989-04-28 | Rexroth Sigma | DEVICE FOR DETECTING THE INSTANTANEOUS POSITION OF A MOBILE MEMBER ON A TRAJECTORY BETWEEN TWO EXTREME POSITIONS, AND ELECTRIC REMOTE CONTROL DEVICE USING THE SAME |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3171034A (en) * | 1961-12-21 | 1965-02-23 | Tomasulo Walter | Electro-optical control |
US3399347A (en) * | 1964-01-09 | 1968-08-27 | Bausch & Lomb | Photoelectric system for generating a signal proportional to the movement of a meter |
US3358150A (en) * | 1964-11-27 | 1967-12-12 | Steven E Summer | Photoelectric potentiometer with translucent shaft light valve |
US3521072A (en) * | 1967-08-21 | 1970-07-21 | James W Wipson | Variable masking of radiation sensitive areas along x and y axes by pivotally mounted control shaft |
US3639769A (en) * | 1969-04-10 | 1972-02-01 | William D Clark | Photoconductive potentiometer using variable transmittance control strips |
GB1277392A (en) * | 1970-01-12 | 1972-06-14 | Edward Melville Royds-Jones | A photo-electric device for showing wind direction |
US3814199A (en) * | 1972-08-21 | 1974-06-04 | Cleveland Machine Controls | Motor control apparatus adapted for use with a motorized vehicle |
US4109147A (en) * | 1976-05-10 | 1978-08-22 | Dresser Industries, Inc. | Optical position sensor |
-
1979
- 1979-05-16 AU AU47136/79A patent/AU520748B2/en not_active Expired - Fee Related
- 1979-05-16 GB GB7917124A patent/GB2021760B/en not_active Expired
- 1979-05-22 SE SE7904492A patent/SE7904492L/en not_active Application Discontinuation
- 1979-05-24 IT IT49165/79A patent/IT1116539B/en active
- 1979-05-24 JP JP6334079A patent/JPS5511395A/en active Pending
- 1979-05-25 FR FR7913358A patent/FR2434514A1/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU571101B2 (en) * | 1984-09-28 | 1988-03-31 | Wang Laboratories, Inc. | Opto-coupled mechanical control |
Also Published As
Publication number | Publication date |
---|---|
SE7904492L (en) | 1979-11-27 |
JPS5511395A (en) | 1980-01-26 |
IT1116539B (en) | 1986-02-10 |
GB2021760B (en) | 1982-10-13 |
FR2434514A1 (en) | 1980-03-21 |
AU4713679A (en) | 1979-11-29 |
IT7949165A0 (en) | 1979-05-24 |
GB2021760A (en) | 1979-12-05 |
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