AU4752279A - Display for liquid level detector of light transmitting material - Google Patents
Display for liquid level detector of light transmitting materialInfo
- Publication number
- AU4752279A AU4752279A AU47522/79A AU4752279A AU4752279A AU 4752279 A AU4752279 A AU 4752279A AU 47522/79 A AU47522/79 A AU 47522/79A AU 4752279 A AU4752279 A AU 4752279A AU 4752279 A AU4752279 A AU 4752279A
- Authority
- AU
- Australia
- Prior art keywords
- display
- liquid level
- light transmitting
- level detector
- transmitting material
- 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.)
- Abandoned
Links
- 239000007788 liquid Substances 0.000 title 1
- 239000000463 material Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
- G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
- G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
- G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2498478 | 1978-05-31 | ||
GB2498478 | 1978-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU4752279A true AU4752279A (en) | 1979-12-06 |
Family
ID=10220348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU47522/79A Abandoned AU4752279A (en) | 1978-05-31 | 1979-05-29 | Display for liquid level detector of light transmitting material |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU4752279A (en) |
DE (1) | DE2920199A1 (en) |
ES (1) | ES243641Y (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3032934A1 (en) * | 1980-09-02 | 1982-04-08 | Claus-Hartwig Dipl.-Ing. 2211 Heiligenstedten Dahse | Automatic regulation of meat feed to mincer or press - uses opto-reflective sensing to monitor level an inlet to control speed |
DE3128925A1 (en) * | 1981-07-22 | 1983-02-10 | Bayerische Motoren Werke AG, 8000 München | Level indicator for liquids |
DE3240047A1 (en) * | 1982-10-28 | 1984-05-03 | Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart | Device in washing machines or dishwashers |
DE3240048A1 (en) * | 1982-10-28 | 1984-05-03 | Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart | Device in washing machines having detergent storage containers |
DE3247659A1 (en) * | 1982-12-23 | 1984-06-28 | Wolfgang Dr. 7000 Stuttgart Ruhrmann | OPTICAL SENSOR |
DE3477691D1 (en) * | 1983-09-09 | 1989-05-18 | Fujisawa Pharmaceutical Co | Apparatus for testing membrane filters, and apparatus for sterilizing liquids with use of membrane filter |
US5072616A (en) * | 1983-12-23 | 1991-12-17 | The Babcock & Wilcox Company | Fiber optic level alarm |
ZA847889B (en) * | 1983-12-23 | 1985-07-31 | Babcock & Wilcox Co | Fiber optic level alarm |
EP0229960A3 (en) * | 1985-12-11 | 1988-07-13 | Honeywell Ltd. | Liquid level sensor |
DE3604230A1 (en) * | 1986-02-11 | 1987-08-13 | Daimler Benz Ag | Fibre-optic level sensor |
US4840137A (en) * | 1987-07-01 | 1989-06-20 | Casco Products Corporation | Liquid level gauging apparatus |
DE3739304A1 (en) * | 1987-11-20 | 1989-06-01 | Bernhard Kessel | CLEANING PIPE |
DE4010949A1 (en) * | 1990-04-05 | 1991-10-10 | Fibronix Sensoren Gmbh | OPTOELECTRIC LEVEL INDICATOR |
FR2668595B1 (en) * | 1990-10-26 | 1994-09-02 | Intertechnique Sa | METHOD AND DEVICE FOR MEASURING THE LIQUID LEVEL. |
US5279157A (en) * | 1992-08-03 | 1994-01-18 | Casco Products Corporation | Liquid level monitor |
IT1313822B1 (en) * | 1999-10-26 | 2002-09-23 | Fiamm Componenti Accessori Spa | BATTERY CONTROL AND SIGNALING DEVICE |
DE102007012166B4 (en) | 2007-03-12 | 2023-06-29 | Sanhua Aweco Appliance Systems Gmbh | domestic machine |
-
1979
- 1979-05-18 DE DE19792920199 patent/DE2920199A1/en not_active Withdrawn
- 1979-05-29 AU AU47522/79A patent/AU4752279A/en not_active Abandoned
- 1979-05-30 ES ES1979243641U patent/ES243641Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES243641Y (en) | 1980-03-01 |
ES243641U (en) | 1979-10-01 |
DE2920199A1 (en) | 1979-12-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU4752279A (en) | Display for liquid level detector of light transmitting material | |
JPS54157541A (en) | Liquid crystal substance | |
AU530293B2 (en) | Liquid crystal display | |
AU523403B2 (en) | Display apparatus | |
JPS55600A (en) | Liquid crystal optical shutter | |
GB2025648B (en) | Liquid crystal display | |
GB2020053B (en) | Liquid crystal display | |
AU536730B2 (en) | Measuring for liquid level | |
AU4752479A (en) | Liquid level detector of light transmitting material | |
GB2031010B (en) | Liquid crystal materials | |
AU527172B2 (en) | Liquid crystal indicator | |
JPS54111847A (en) | Liquid crystal substance | |
JPS5532063A (en) | Liquid crystal display | |
JPS5518602A (en) | Liquid crystal display | |
JPS5538511A (en) | Liquid crystal display | |
JPS554066A (en) | Reflector for liquid crystal display unit | |
JPS5512920A (en) | Liquid crystal display | |
JPS5564282A (en) | Liquid crystal display | |
AU522879B2 (en) | Electro-optic display | |
AU6142680A (en) | Delivery of liquid | |
JPS5525079A (en) | Liquid crystal display | |
JPS5545027A (en) | Liquid crystal display | |
JPS5517167A (en) | Liquid crystal display | |
JPS5545064A (en) | Liquid crystal display | |
AU513024B2 (en) | Optical surveying of fixed path |