CH567715A5 - - Google Patents
Info
- Publication number
- CH567715A5 CH567715A5 CH677574A CH677574A CH567715A5 CH 567715 A5 CH567715 A5 CH 567715A5 CH 677574 A CH677574 A CH 677574A CH 677574 A CH677574 A CH 677574A CH 567715 A5 CH567715 A5 CH 567715A5
- Authority
- CH
- Switzerland
Links
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT446073A AT324018B (en) | 1973-05-22 | 1973-05-22 | PROBE FOR DETERMINING GAS GASES IN A LIQUID |
Publications (1)
Publication Number | Publication Date |
---|---|
CH567715A5 true CH567715A5 (en) | 1975-10-15 |
Family
ID=3564309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH677574A CH567715A5 (en) | 1973-05-22 | 1974-05-17 |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT324018B (en) |
BE (1) | BE815349A (en) |
CA (1) | CA1010975A (en) |
CH (1) | CH567715A5 (en) |
FR (1) | FR2230996B1 (en) |
GB (1) | GB1472185A (en) |
NL (1) | NL7406910A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3621009A1 (en) * | 1986-06-23 | 1988-01-07 | Truetzschler & Co | DEVICE FOR DETECTING THE LEVEL IN A FIBER MATERIAL STORAGE, ESPECIALLY FOR SPINNING PREPARATION MACHINES |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH580802A5 (en) * | 1975-07-21 | 1976-10-15 | Hectronic Ag | |
JPS60501772A (en) * | 1983-07-01 | 1985-10-17 | バクスタ−、トラベノ−ル、ラボラトリ−ズ、インコ−ポレイテッド | Wettable appliances that work with aqueous fluids |
GB2185309A (en) * | 1986-01-14 | 1987-07-15 | Romotex Limited | Gas bubble detector |
CN111122817A (en) * | 2019-12-30 | 2020-05-08 | 深圳开立生物医疗科技股份有限公司 | Pipeline bubble monitoring method and device, storage medium and analysis equipment |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE515938A (en) * | ||||
GB1051462A (en) * | 1963-12-05 | 1966-12-14 | ||
US3548657A (en) * | 1967-11-30 | 1970-12-22 | Maria Panerai | Device for an outside display of the level of a liquid contained within a tank |
-
1973
- 1973-05-22 AT AT446073A patent/AT324018B/en not_active IP Right Cessation
-
1974
- 1974-05-17 CH CH677574A patent/CH567715A5/xx not_active IP Right Cessation
- 1974-05-21 BE BE144581A patent/BE815349A/en unknown
- 1974-05-21 GB GB2251274A patent/GB1472185A/en not_active Expired
- 1974-05-21 CA CA200,447A patent/CA1010975A/en not_active Expired
- 1974-05-22 FR FR7417939A patent/FR2230996B1/fr not_active Expired
- 1974-05-22 NL NL7406910A patent/NL7406910A/xx not_active Application Discontinuation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3621009A1 (en) * | 1986-06-23 | 1988-01-07 | Truetzschler & Co | DEVICE FOR DETECTING THE LEVEL IN A FIBER MATERIAL STORAGE, ESPECIALLY FOR SPINNING PREPARATION MACHINES |
US5002102A (en) * | 1986-06-23 | 1991-03-26 | Trutzschler Gmbh & Co. Kg | Apparatus for detecting the fill level in a fiber storing device |
Also Published As
Publication number | Publication date |
---|---|
GB1472185A (en) | 1977-05-04 |
NL7406910A (en) | 1974-11-26 |
BE815349A (en) | 1974-09-16 |
DE2424387A1 (en) | 1974-12-19 |
CA1010975A (en) | 1977-05-24 |
FR2230996B1 (en) | 1978-01-27 |
AT324018B (en) | 1975-08-11 |
FR2230996A1 (en) | 1974-12-20 |
DE2424387B2 (en) | 1976-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |