FR1570674A - - Google Patents

Info

Publication number
FR1570674A
FR1570674A FR1570674DA FR1570674A FR 1570674 A FR1570674 A FR 1570674A FR 1570674D A FR1570674D A FR 1570674DA FR 1570674 A FR1570674 A FR 1570674A
Authority
FR
France
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
Application number
Other languages
French (fr)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR1570674A publication Critical patent/FR1570674A/fr
Expired legal-status Critical Current

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
    • G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal
    • G01C13/002—Measuring the movement of open water
    • G01C13/004—Measuring the movement of open water vertical movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Level Indicators Using A Float (AREA)
FR1570674D 1967-04-20 1968-04-19 Expired FR1570674A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1824867A GB1165783A (en) 1967-04-20 1967-04-20 Improvements in or relating to Liquid Level Indicators

Publications (1)

Publication Number Publication Date
FR1570674A true FR1570674A (zh) 1969-06-13

Family

ID=10109208

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1570674D Expired FR1570674A (zh) 1967-04-20 1968-04-19

Country Status (3)

Country Link
DE (1) DE1773251B2 (zh)
FR (1) FR1570674A (zh)
GB (1) GB1165783A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114136396A (zh) * 2021-11-26 2022-03-04 江汉大学 一种逻辑控制电路及液位测量装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841028A (en) * 1996-05-02 1998-11-24 Chiron Corporation Automated liquid-level vessel apparatus
CN111024979B (zh) * 2019-12-09 2021-06-25 河海大学 一种可测深流速仪

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114136396A (zh) * 2021-11-26 2022-03-04 江汉大学 一种逻辑控制电路及液位测量装置
CN114136396B (zh) * 2021-11-26 2024-04-12 江汉大学 一种逻辑控制电路及液位测量装置

Also Published As

Publication number Publication date
DE1773251A1 (de) 1972-02-17
DE1773251C3 (zh) 1974-09-19
GB1165783A (en) 1969-10-01
DE1773251B2 (de) 1974-02-21

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Legal Events

Date Code Title Description
ST Notification of lapse