CA1031399A - Dispositif de commande sensible a la temperature d'un four et a fonctionnement antipanne - Google Patents

Dispositif de commande sensible a la temperature d'un four et a fonctionnement antipanne

Info

Publication number
CA1031399A
CA1031399A CA222,250A CA222250A CA1031399A CA 1031399 A CA1031399 A CA 1031399A CA 222250 A CA222250 A CA 222250A CA 1031399 A CA1031399 A CA 1031399A
Authority
CA
Canada
Prior art keywords
fail
control device
operating means
oven temperature
temperature responsive
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.)
Expired
Application number
CA222,250A
Other languages
English (en)
Inventor
Calvin J. Holtkamp
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.)
White Westinghouse Corp
Original Assignee
White Westinghouse Corp
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 White Westinghouse Corp filed Critical White Westinghouse Corp
Application granted granted Critical
Publication of CA1031399A publication Critical patent/CA1031399A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/26—Details
    • H01H35/2671—Means to detect leaks in the pressure sensitive element
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
    • 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
    • H05B3/0019—Circuit arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Resistance Heating (AREA)
  • Safety Devices In Control Systems (AREA)
  • Thermally Actuated Switches (AREA)
  • Control Of Temperature (AREA)
CA222,250A 1974-04-11 1975-03-17 Dispositif de commande sensible a la temperature d'un four et a fonctionnement antipanne Expired CA1031399A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46025374 US3924142A (en) 1974-04-11 1974-04-11 Fail-safe control

Publications (1)

Publication Number Publication Date
CA1031399A true CA1031399A (fr) 1978-05-16

Family

ID=23827956

Family Applications (1)

Application Number Title Priority Date Filing Date
CA222,250A Expired CA1031399A (fr) 1974-04-11 1975-03-17 Dispositif de commande sensible a la temperature d'un four et a fonctionnement antipanne

Country Status (8)

Country Link
US (1) US3924142A (fr)
JP (1) JPS50140667A (fr)
CA (1) CA1031399A (fr)
ES (1) ES436405A1 (fr)
GB (1) GB1479825A (fr)
IT (1) IT1029063B (fr)
PH (1) PH11016A (fr)
ZA (1) ZA751492B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2815987C2 (de) * 1978-04-13 1986-02-06 E.G.O. Elektro-Geräte AG, Zug Temperaturregler
US4825047A (en) * 1987-05-07 1989-04-25 Thermafoil Products Inc. Temperature-responsive controller for waterbed mattress heaters
US6525298B1 (en) * 2001-10-01 2003-02-25 Barney D. Hunts Towel warmer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686250A (en) * 1951-11-02 1954-08-10 Gen Electric Electric heating apparatus

Also Published As

Publication number Publication date
JPS50140667A (fr) 1975-11-11
US3924142A (en) 1975-12-02
ES436405A1 (es) 1977-04-01
ZA751492B (en) 1976-02-25
PH11016A (en) 1977-10-25
GB1479825A (en) 1977-07-13
IT1029063B (it) 1979-03-10
AU7983975A (en) 1976-10-07

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