FR2501449A1 - Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues - Google Patents

Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues Download PDF

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Publication number
FR2501449A1
FR2501449A1 FR8104492A FR8104492A FR2501449A1 FR 2501449 A1 FR2501449 A1 FR 2501449A1 FR 8104492 A FR8104492 A FR 8104492A FR 8104492 A FR8104492 A FR 8104492A FR 2501449 A1 FR2501449 A1 FR 2501449A1
Authority
FR
France
Prior art keywords
circuit
control circuit
heating element
overheating
triac
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
FR8104492A
Other languages
English (en)
French (fr)
Other versions
FR2501449B1 (enExample
Inventor
Francois Durand
Jacques Leprince
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.)
Chromex SA
Original Assignee
Chromex 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 Chromex SA filed Critical Chromex SA
Priority to FR8104492A priority Critical patent/FR2501449A1/fr
Publication of FR2501449A1 publication Critical patent/FR2501449A1/fr
Application granted granted Critical
Publication of FR2501449B1 publication Critical patent/FR2501449B1/fr
Granted legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/042—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
    • H02H5/043—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors the temperature dependent resistor being disposed parallel to a heating wire, e.g. in a heating blanket
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0227—Applications
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/035—Electrical circuits used in resistive heating apparatus

Landscapes

  • Control Of Resistance Heating (AREA)
  • Control Of Temperature (AREA)
FR8104492A 1981-03-06 1981-03-06 Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues Granted FR2501449A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8104492A FR2501449A1 (fr) 1981-03-06 1981-03-06 Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8104492A FR2501449A1 (fr) 1981-03-06 1981-03-06 Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues

Publications (2)

Publication Number Publication Date
FR2501449A1 true FR2501449A1 (fr) 1982-09-10
FR2501449B1 FR2501449B1 (enExample) 1983-08-26

Family

ID=9255935

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8104492A Granted FR2501449A1 (fr) 1981-03-06 1981-03-06 Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues

Country Status (1)

Country Link
FR (1) FR2501449A1 (enExample)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406330A1 (fr) * 1977-10-11 1979-05-11 Dreamland Electrical Appliance Circuit de chauffage, notamment pour couvertures et coussins electriques
US4205223A (en) * 1977-08-15 1980-05-27 Dreamland Electrical Appliances Limited Heating circuits for detection of localized overheating
GB2046540A (en) * 1979-02-17 1980-11-12 Ward Goldstone Ltd Electrical heating circuits

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205223A (en) * 1977-08-15 1980-05-27 Dreamland Electrical Appliances Limited Heating circuits for detection of localized overheating
FR2406330A1 (fr) * 1977-10-11 1979-05-11 Dreamland Electrical Appliance Circuit de chauffage, notamment pour couvertures et coussins electriques
GB2046540A (en) * 1979-02-17 1980-11-12 Ward Goldstone Ltd Electrical heating circuits

Also Published As

Publication number Publication date
FR2501449B1 (enExample) 1983-08-26

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Legal Events

Date Code Title Description
ST Notification of lapse