FR2257878A1 - Safety unit for gas flow heater - has hot gas probe connected to gas-controlling temp.-sensitive element via insulated mass - Google Patents

Safety unit for gas flow heater - has hot gas probe connected to gas-controlling temp.-sensitive element via insulated mass

Info

Publication number
FR2257878A1
FR2257878A1 FR7400763A FR7400763A FR2257878A1 FR 2257878 A1 FR2257878 A1 FR 2257878A1 FR 7400763 A FR7400763 A FR 7400763A FR 7400763 A FR7400763 A FR 7400763A FR 2257878 A1 FR2257878 A1 FR 2257878A1
Authority
FR
France
Prior art keywords
gas
sensitive element
safety unit
element via
flow heater
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
FR7400763A
Other languages
English (en)
French (fr)
Other versions
FR2257878B1 (enExample
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.)
Saunier Duval SA
Original Assignee
Saunier Duval SA
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 Saunier Duval SA filed Critical Saunier Duval SA
Priority to FR7400763A priority Critical patent/FR2257878A1/fr
Priority to DE2500529A priority patent/DE2500529C3/de
Priority to US05/539,333 priority patent/US3971344A/en
Priority to JP50005247A priority patent/JPS50117045A/ja
Publication of FR2257878A1 publication Critical patent/FR2257878A1/fr
Application granted granted Critical
Publication of FR2257878B1 publication Critical patent/FR2257878B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/022—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2225/00—Measuring
    • F23N2225/08—Measuring temperature
    • F23N2225/10—Measuring temperature stack temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/10—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Control Of Combustion (AREA)
FR7400763A 1974-01-10 1974-01-10 Safety unit for gas flow heater - has hot gas probe connected to gas-controlling temp.-sensitive element via insulated mass Granted FR2257878A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7400763A FR2257878A1 (en) 1974-01-10 1974-01-10 Safety unit for gas flow heater - has hot gas probe connected to gas-controlling temp.-sensitive element via insulated mass
DE2500529A DE2500529C3 (de) 1974-01-10 1975-01-08 Sicherheitsvorrichtung für Gas-Durchlauferhitzer
US05/539,333 US3971344A (en) 1974-01-10 1975-01-08 Safety device for instant water heater
JP50005247A JPS50117045A (enExample) 1974-01-10 1975-01-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400763A FR2257878A1 (en) 1974-01-10 1974-01-10 Safety unit for gas flow heater - has hot gas probe connected to gas-controlling temp.-sensitive element via insulated mass

Publications (2)

Publication Number Publication Date
FR2257878A1 true FR2257878A1 (en) 1975-08-08
FR2257878B1 FR2257878B1 (enExample) 1980-01-04

Family

ID=9133292

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400763A Granted FR2257878A1 (en) 1974-01-10 1974-01-10 Safety unit for gas flow heater - has hot gas probe connected to gas-controlling temp.-sensitive element via insulated mass

Country Status (1)

Country Link
FR (1) FR2257878A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0524853A1 (fr) * 1991-07-22 1993-01-27 Frisquet S.A. Dispositif de sécurité détectant une anomalie de tirage pour chaudière à gaz fonctionnant sur conduit de fumée à tirage naturel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0524853A1 (fr) * 1991-07-22 1993-01-27 Frisquet S.A. Dispositif de sécurité détectant une anomalie de tirage pour chaudière à gaz fonctionnant sur conduit de fumée à tirage naturel
FR2679627A1 (fr) * 1991-07-22 1993-01-29 Frisquet Sa Dispositif de securite detectant une anomalie de tirage pour chaudiere a gaz fonctionnant sur conduit de fumee a tirage naturel.

Also Published As

Publication number Publication date
FR2257878B1 (enExample) 1980-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse