IT1169028B - Apparecchiatura a galleggiante per la misura differenziale di livello - Google Patents
Apparecchiatura a galleggiante per la misura differenziale di livelloInfo
- Publication number
- IT1169028B IT1169028B IT19403/81A IT1940381A IT1169028B IT 1169028 B IT1169028 B IT 1169028B IT 19403/81 A IT19403/81 A IT 19403/81A IT 1940381 A IT1940381 A IT 1940381A IT 1169028 B IT1169028 B IT 1169028B
- Authority
- IT
- Italy
- Prior art keywords
- level measurement
- measuring
- differential level
- floating equipment
- walls
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title 1
- 239000007788 liquid Substances 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
- G01C5/04—Hydrostatic levelling, i.e. by flexibly interconnected liquid containers at separated points
-
- 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
- G01F23/30—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 floats
- G01F23/64—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 floats of the free float type without mechanical transmission elements
- G01F23/68—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Level Indicators Using A Float (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19403/81A IT1169028B (it) | 1981-01-29 | 1981-01-29 | Apparecchiatura a galleggiante per la misura differenziale di livello |
EP82200070A EP0057481B1 (en) | 1981-01-29 | 1982-01-21 | Differential level-monitoring float device |
DE8282200070T DE3269923D1 (en) | 1981-01-29 | 1982-01-21 | Differential level-monitoring float device |
AT82200070T ATE18697T1 (de) | 1981-01-29 | 1982-01-21 | Vorrichtung zur ueberwachung von fuellstandsdifferenzen mit einem schwimmer. |
US06/617,913 US4581931A (en) | 1981-01-29 | 1984-06-06 | Differential level-monitoring float device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19403/81A IT1169028B (it) | 1981-01-29 | 1981-01-29 | Apparecchiatura a galleggiante per la misura differenziale di livello |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8119403A0 IT8119403A0 (it) | 1981-01-29 |
IT1169028B true IT1169028B (it) | 1987-05-20 |
Family
ID=11157418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19403/81A IT1169028B (it) | 1981-01-29 | 1981-01-29 | Apparecchiatura a galleggiante per la misura differenziale di livello |
Country Status (5)
Country | Link |
---|---|
US (1) | US4581931A (it) |
EP (1) | EP0057481B1 (it) |
AT (1) | ATE18697T1 (it) |
DE (1) | DE3269923D1 (it) |
IT (1) | IT1169028B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2588074A1 (fr) * | 1985-09-27 | 1987-04-03 | Facom | Dispositif de mesure de la hauteur separant deux points |
JPS63120213A (ja) * | 1986-11-07 | 1988-05-24 | Ishikawajima Kensa Keisoku Kk | 大型構造物等のレベル計測方法 |
US4882929A (en) * | 1988-01-29 | 1989-11-28 | Total Environmental Services Technology, Inc. | Apparatus and process for measuring changes in effect of tidal forces |
US4972596A (en) * | 1989-01-17 | 1990-11-27 | Brewer Aubrey W | Trailer measuring system |
US5101571A (en) * | 1989-12-18 | 1992-04-07 | Albert Bertoti | Hydrostatic plumber's level |
FR2656418B1 (fr) * | 1989-12-21 | 1994-04-15 | Esrf | Dispositif de mesure ou de controle de denivellation entre plusieurs points. |
JPH05264272A (ja) * | 1992-03-19 | 1993-10-12 | Hitachi Ltd | 基礎架台とその製造方法並びに基礎架台の沈下量測定方法及びその装置 |
US7278311B1 (en) | 2006-01-05 | 2007-10-09 | Franklin Fueling Systems, Inc. | Liquid level and density measurement device |
JP4969587B2 (ja) * | 2006-01-30 | 2012-07-04 | フランクリン フューエリング システムズ インコーポレーテッド | 液体のレベルおよび密度を測定する装置 |
DE102006011297A1 (de) | 2006-03-11 | 2007-09-13 | Man Roland Druckmaschinen Ag | Druckmaschinenmessanordnung sowie Messeinheit für eine Messanordnung |
WO2007130933A2 (en) * | 2006-05-01 | 2007-11-15 | Jeffrey W Bezanson | Apparatuses, methods and systems for vector operations and storage in matrix models |
PT104250B (pt) * | 2008-11-05 | 2010-10-28 | Univ Do Porto | Transdutor para medição de deslocamentos verticais |
ATE556296T1 (de) * | 2009-05-25 | 2012-05-15 | Agisco S R L | Vorrichtung zur differentiellen vermessung von höhenlagen |
CN101718544B (zh) * | 2009-11-25 | 2011-12-21 | 南京基泰土木工程仪器有限公司 | 静力水准监测系统 |
CN104019795A (zh) * | 2014-06-20 | 2014-09-03 | 盈亨科技(上海)有限公司 | 铁路沉降监测系统及在线监测方法 |
DE102015219282A1 (de) * | 2015-10-06 | 2017-04-06 | Vega Grieshaber Kg | Pegelstanddifferenzmessung mit Master-Slave-Konzept |
CN112325844B (zh) * | 2020-10-30 | 2022-06-21 | 苏州理欧电子科技有限公司 | 液体沉降检测装置 |
CN113029095B (zh) * | 2021-03-26 | 2022-09-06 | 山东新巨龙能源有限责任公司 | 一种煤矿地表广域高精度在线沉降监测方法 |
CN114360226B (zh) * | 2022-01-13 | 2024-04-02 | 湖北思源水务工程技术有限公司 | 设备故障远程监控自动声光报警装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2025774A (en) * | 1927-10-11 | 1935-12-31 | Clarence A Rennick | Electrical gauge |
US2704342A (en) * | 1951-04-13 | 1955-03-15 | Robertshaw Fulton Controls Co | Fluid level actuated follow-up mechanism |
US2911828A (en) * | 1956-03-05 | 1959-11-10 | Sperry Rand Corp Ford Instr Co | Device for determining liquid level and interface position |
US2791119A (en) * | 1956-03-28 | 1957-05-07 | Walter H Zinn | Liquid level indicator |
US3216255A (en) * | 1962-02-15 | 1965-11-09 | Robertshaw Controls Co | Fluid level instrumentation |
US3138024A (en) * | 1962-11-23 | 1964-06-23 | Harry L Pariser | Liquid level-responsive indicating and control apparatus |
US3949484A (en) * | 1974-05-22 | 1976-04-13 | The English Electric Company Limited | Vertical movement detection systems |
US4080828A (en) * | 1976-04-21 | 1978-03-28 | Nippon Soken, Inc. | Liquid level detecting apparatus |
JPS5487561A (en) * | 1977-12-23 | 1979-07-12 | Aisin Seiki | Oil level detector |
US4248088A (en) * | 1979-05-24 | 1981-02-03 | The Foxboro Company | Float for use in tank gauging systems |
DE2944433A1 (de) * | 1979-11-03 | 1981-05-14 | Robert Bosch Gmbh, 7000 Stuttgart | Grenzwertgeber fuer fluessigkeiten |
DE2945341A1 (de) * | 1979-11-09 | 1981-05-21 | Siemens AG, 1000 Berlin und 8000 München | Vorrichtung zur fuellstandsabtastung fluessiger medien |
JPS56103325A (en) * | 1980-01-21 | 1981-08-18 | Toshiba Corp | Induction type liquid level gauge |
JPS5828527B2 (ja) * | 1980-12-10 | 1983-06-16 | 鹿島建設株式会社 | 地盤変状監視方法 |
US4397099A (en) * | 1981-09-08 | 1983-08-09 | Edwin Gaucher | Electronic apparatus for measuring the difference of elevation between two points |
-
1981
- 1981-01-29 IT IT19403/81A patent/IT1169028B/it active
-
1982
- 1982-01-21 DE DE8282200070T patent/DE3269923D1/de not_active Expired
- 1982-01-21 EP EP82200070A patent/EP0057481B1/en not_active Expired
- 1982-01-21 AT AT82200070T patent/ATE18697T1/de active
-
1984
- 1984-06-06 US US06/617,913 patent/US4581931A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0057481A1 (en) | 1982-08-11 |
DE3269923D1 (en) | 1986-04-24 |
EP0057481B1 (en) | 1986-03-19 |
IT8119403A0 (it) | 1981-01-29 |
ATE18697T1 (de) | 1986-04-15 |
US4581931A (en) | 1986-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970730 |