IT1029063B - Dispositivo di controllo in particolare per forni - Google Patents

Dispositivo di controllo in particolare per forni

Info

Publication number
IT1029063B
IT1029063B IT4158175A IT4158175A IT1029063B IT 1029063 B IT1029063 B IT 1029063B IT 4158175 A IT4158175 A IT 4158175A IT 4158175 A IT4158175 A IT 4158175A IT 1029063 B IT1029063 B IT 1029063B
Authority
IT
Italy
Prior art keywords
ovens
control device
control
Prior art date
Application number
IT4158175A
Other languages
English (en)
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of IT1029063B publication Critical patent/IT1029063B/it

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)
  • Control Of Temperature (AREA)
  • Safety Devices In Control Systems (AREA)
  • Thermally Actuated Switches (AREA)
IT4158175A 1974-04-11 1975-04-09 Dispositivo di controllo in particolare per forni IT1029063B (it)

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
IT1029063B true IT1029063B (it) 1979-03-10

Family

ID=23827956

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4158175A IT1029063B (it) 1974-04-11 1975-04-09 Dispositivo di controllo in particolare per forni

Country Status (8)

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

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
PH11016A (en) 1977-10-25
ZA751492B (en) 1976-02-25
ES436405A1 (es) 1977-04-01
GB1479825A (en) 1977-07-13
US3924142A (en) 1975-12-02
JPS50140667A (it) 1975-11-11
AU7983975A (en) 1976-10-07
CA1031399A (en) 1978-05-16

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