CA938224A - Sensing arrangement for a fluidic liquid level sensor and control means - Google Patents
Sensing arrangement for a fluidic liquid level sensor and control meansInfo
- Publication number
- CA938224A CA938224A CA128363A CA128363A CA938224A CA 938224 A CA938224 A CA 938224A CA 128363 A CA128363 A CA 128363A CA 128363 A CA128363 A CA 128363A CA 938224 A CA938224 A CA 938224A
- Authority
- CA
- Canada
- Prior art keywords
- control means
- liquid level
- level sensor
- sensing arrangement
- fluidic liquid
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C1/00—Circuit elements having no moving parts
- F15C1/005—Circuit elements having no moving parts for measurement techniques, e.g. measuring from a distance; for detection devices, e.g. for presence detection; for sorting measured properties (testing); for gyrometers; for analysis; for chromatography
-
- 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
- G01F23/14—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 measurement of pressure
- G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
- G01F23/161—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid for discrete levels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/212—System comprising plural fluidic devices or stages
- Y10T137/2125—Plural power inputs [e.g., parallel inputs]
- Y10T137/2147—To cascaded plural devices
Landscapes
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Control Of Non-Electrical Variables (AREA)
- Flow Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9980570A | 1970-12-21 | 1970-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA938224A true CA938224A (en) | 1973-12-11 |
Family
ID=22276708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA128363A Expired CA938224A (en) | 1970-12-21 | 1971-11-23 | Sensing arrangement for a fluidic liquid level sensor and control means |
Country Status (6)
Country | Link |
---|---|
US (1) | US3742967A (de) |
CA (1) | CA938224A (de) |
DE (1) | DE2161540A1 (de) |
FR (1) | FR2118968B1 (de) |
GB (1) | GB1320827A (de) |
IT (1) | IT944144B (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2819397A1 (de) * | 1978-05-03 | 1979-11-08 | Euro Hausgeraete Gmbh | Vorrichtung zur erfassung eines sollniveaus fuer den fluessigkeitsstand in wasserfuehrenden elektrischen geraeten |
CH654867A5 (de) * | 1982-02-23 | 1986-03-14 | Nill Werner | Becken mit steuervorrichtung zur ausloesung von regulier- und/oder schaltvorgaengen. |
US6848483B1 (en) | 2004-03-24 | 2005-02-01 | Louis D. Atkinson | Liquid level maintaining device |
CN113883133B (zh) * | 2021-09-18 | 2024-07-12 | 天津大学 | 一种基于附壁效应的单稳态输出反馈式射流振荡器 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3232095A (en) * | 1962-03-23 | 1966-02-01 | Moore Products Co | Pneumatic measuring apparatus |
US3277914A (en) * | 1963-12-12 | 1966-10-11 | Bowles Eng Corp | Automatic fill valve |
US3267949A (en) * | 1964-03-02 | 1966-08-23 | Moore Products Co | Level control apparatus |
US3331380A (en) * | 1964-11-27 | 1967-07-18 | Sperry Rand Corp | Control and delay device for liquid fluid circuits |
US3467122A (en) * | 1965-09-27 | 1969-09-16 | Bowles Eng Corp | Liquid level sensor |
US3467123A (en) * | 1966-09-23 | 1969-09-16 | Robertshaw Controls Co | Fluid control system |
US3463178A (en) * | 1967-05-12 | 1969-08-26 | Rucker Co | Liquid level controller |
US3498307A (en) * | 1967-06-28 | 1970-03-03 | Moore Products Co | Flow control apparatus |
US3521656A (en) * | 1968-09-20 | 1970-07-28 | Eastman Kodak Co | Fluidic metering means |
US3542050A (en) * | 1968-12-09 | 1970-11-24 | Bowles Eng Corp | Fluidic liquid level detector |
US3603336A (en) * | 1970-05-05 | 1971-09-07 | American Standard Inc | Fluidically controlled refill mechanism with backflow preventer |
-
1970
- 1970-12-21 US US00099805A patent/US3742967A/en not_active Expired - Lifetime
-
1971
- 1971-11-23 CA CA128363A patent/CA938224A/en not_active Expired
- 1971-12-02 GB GB5589471A patent/GB1320827A/en not_active Expired
- 1971-12-11 DE DE19712161540 patent/DE2161540A1/de active Pending
- 1971-12-20 IT IT32636/71A patent/IT944144B/it active
- 1971-12-21 FR FR7145870A patent/FR2118968B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2118968A1 (de) | 1972-08-04 |
FR2118968B1 (de) | 1974-09-27 |
US3742967A (en) | 1973-07-03 |
GB1320827A (en) | 1973-06-20 |
DE2161540A1 (de) | 1972-07-13 |
IT944144B (it) | 1973-04-20 |
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