FR2245854A1 - Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level - Google Patents

Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level

Info

Publication number
FR2245854A1
FR2245854A1 FR7428490A FR7428490A FR2245854A1 FR 2245854 A1 FR2245854 A1 FR 2245854A1 FR 7428490 A FR7428490 A FR 7428490A FR 7428490 A FR7428490 A FR 7428490A FR 2245854 A1 FR2245854 A1 FR 2245854A1
Authority
FR
France
Prior art keywords
liquid
earthed
electrode
heat engine
cooling 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.)
Granted
Application number
FR7428490A
Other languages
English (en)
French (fr)
Other versions
FR2245854B1 (enrdf_load_stackoverflow
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 true FR2245854A1 (en) 1975-04-25
FR2245854B1 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)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2769948A1 (fr) * 1997-10-22 1999-04-23 Peugeot Systeme de controle d'un circuit hydraulique de refroidissement d'un moteur de vehicule automobile
WO2010032100A1 (en) * 2008-09-17 2010-03-25 Toyota Jidosha Kabushiki Kaisha Engine coolant amount determining apparatus
GB2550384A (en) * 2016-05-18 2017-11-22 Ford Global Tech Llc Improvements in or relating to monitoring engine coolant

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2769948A1 (fr) * 1997-10-22 1999-04-23 Peugeot Systeme de controle d'un circuit hydraulique de refroidissement d'un moteur de vehicule automobile
WO2010032100A1 (en) * 2008-09-17 2010-03-25 Toyota Jidosha Kabushiki Kaisha Engine coolant amount determining apparatus
CN102124193A (zh) * 2008-09-17 2011-07-13 丰田自动车株式会社 发动机冷却剂量判定设备
US8292499B2 (en) 2008-09-17 2012-10-23 Toyota Jidosha Kabushiki Kaisha Engine coolant amount determining apparatus
CN102124193B (zh) * 2008-09-17 2013-04-24 丰田自动车株式会社 发动机冷却剂量判定设备
GB2550384A (en) * 2016-05-18 2017-11-22 Ford Global Tech Llc Improvements in or relating to monitoring engine coolant
US10208650B2 (en) 2016-05-18 2019-02-19 Ford Global Technologies, Llc Monitoring engine coolant
GB2550384B (en) * 2016-05-18 2019-02-27 Ford Global Tech Llc An engine coolant temperature sensor

Also Published As

Publication number Publication date
FR2245854B1 (enrdf_load_stackoverflow) 1978-01-27

Similar Documents

Publication Publication Date Title
ES451370A1 (es) Perfeccionamientos en dispositivos de alarma para vehiculos.
GB950157A (en) Improvements in or relating to pulsing units
ES452672A1 (es) Dispositivo de vigilancia del caudal y de la temperatura delfluido de refrigeracion de un motor de combustion.
FR2245854A1 (en) Heat engine cooling liquid alarm circuit - submerged electrode is earthed when liquid is at a required level
IT1060367B (it) Dispositivo elettronico di controllo della temperatura e delle fughe del liquido di refrigerazione dei motori termici
JPS54140112A (en) Voltage control device of generator for automobile
JPS53139033A (en) Cooling fan device for engine
FR2315669A1 (fr) Installation de chauffage avec chaudiere reglable en fonction de la temperature exterieure
DE3370538D1 (en) Leak detector
GB1356648A (en) Apparatus for protecting a pump motor intended to be immersed in liquid
ES484425A1 (es) Un dispositivo de control termosensible.
ES293503A1 (es) Una instalación hidráulica destinada a accionar, por lo menos, un aparato motor hidráulico
ES420980A1 (es) Perfeccionamientos en las disposiciones electronicas de mando, sensibles a la temperatura.
GB1107852A (en) A sensing element or the like for indicating liquid levels
GB577128A (en) Improvements in or relating to the control of electric hotplates
JPS5384195A (en) Electric line control device that duct type power line is applled
GB1453329A (en) Switchgear state indicator
ES461893A1 (es) Mejoras en circuitos accionadores de lamparas de descarga.
GB1224111A (en) Refrigeration system having generator temperature control means
FR2326024A1 (fr) Interrupteur electrique, notamment rupteur d'allumage pour vehicules automobiles
JPS52135445A (en) Controlling method and its device for absorptive refrigerator
JPS5344827A (en) Frequency converter
SU930287A1 (ru) Устройство дл поддержани уровн жидкого хладагента в емкости
ES8702752A1 (es) Procedimiento y dispositivo para el funcionamiento de un convertidor de circuito intermedio
GB1266537A (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
ST Notification of lapse