FR2245854B1 - - Google Patents

Info

Publication number
FR2245854B1
FR2245854B1 FR7428490A FR7428490A FR2245854B1 FR 2245854 B1 FR2245854 B1 FR 2245854B1 FR 7428490 A FR7428490 A FR 7428490A FR 7428490 A FR7428490 A FR 7428490A FR 2245854 B1 FR2245854 B1 FR 2245854B1
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
FR7428490A
Other languages
French (fr)
Other versions
FR2245854A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to FR7428490A priority Critical patent/FR2245854A1/fr
Publication of FR2245854A1 publication Critical patent/FR2245854A1/fr
Application granted granted Critical
Publication of FR2245854B1 publication Critical patent/FR2245854B1/fr
Granted 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
    • G01F23/243—Schematic arrangements of probes combined with measuring circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/14—Indicating devices; Other safety devices
    • F01P11/18—Indicating devices; Other safety devices concerning coolant pressure, coolant flow, or liquid-coolant level
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F01P2025/52—Heat exchanger temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/70—Level
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2031/00—Fail safe
    • F01P2031/20—Warning devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2070/00—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
FR7428490A 1974-08-09 1974-08-09 Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level Granted FR2245854A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7428490A FR2245854A1 (en) 1974-08-09 1974-08-09 Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7428490A FR2245854A1 (en) 1974-08-09 1974-08-09 Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level

Publications (2)

Publication Number Publication Date
FR2245854A1 FR2245854A1 (en) 1975-04-25
FR2245854B1 true FR2245854B1 (enrdf_load_stackoverflow) 1978-01-27

Family

ID=9142454

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428490A Granted FR2245854A1 (en) 1974-08-09 1974-08-09 Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level

Country Status (1)

Country Link
FR (1) FR2245854A1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2769948B1 (fr) * 1997-10-22 2000-01-28 Peugeot Systeme de controle d'un circuit hydraulique de refroidissement d'un moteur de vehicule automobile
JP4661927B2 (ja) 2008-09-17 2011-03-30 トヨタ自動車株式会社 エンジンの冷却水量判定装置
GB2550384B (en) 2016-05-18 2019-02-27 Ford Global Tech Llc An engine coolant temperature sensor

Also Published As

Publication number Publication date
FR2245854A1 (en) 1975-04-25

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Legal Events

Date Code Title Description
ST Notification of lapse