BR6804793D0 - IMPROVED DEVICE FOR MAINTAINING A RELATIVELY CONSTANT ENVIRONMENTAL TEMPERATURE IN A CABINET - Google Patents

IMPROVED DEVICE FOR MAINTAINING A RELATIVELY CONSTANT ENVIRONMENTAL TEMPERATURE IN A CABINET

Info

Publication number
BR6804793D0
BR6804793D0 BR204793/68A BR20479368A BR6804793D0 BR 6804793 D0 BR6804793 D0 BR 6804793D0 BR 204793/68 A BR204793/68 A BR 204793/68A BR 20479368 A BR20479368 A BR 20479368A BR 6804793 D0 BR6804793 D0 BR 6804793D0
Authority
BR
Brazil
Prior art keywords
cabinet
maintaining
environmental temperature
relatively constant
improved device
Prior art date
Application number
BR204793/68A
Other languages
Portuguese (pt)
Inventor
L Marcoux
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of BR6804793D0 publication Critical patent/BR6804793D0/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
    • H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
    • 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
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • G05D23/2401—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor using a heating element as a sensing element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/08—Holders with means for regulating 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
    • H05B3/0014—Devices wherein the heating current flows through particular resistances

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Ceramic Engineering (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Resistance Heating (AREA)
  • Electric Stoves And Ranges (AREA)
  • Cookers (AREA)
BR204793/68A 1967-12-20 1968-12-12 IMPROVED DEVICE FOR MAINTAINING A RELATIVELY CONSTANT ENVIRONMENTAL TEMPERATURE IN A CABINET BR6804793D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69200467A 1967-12-20 1967-12-20

Publications (1)

Publication Number Publication Date
BR6804793D0 true BR6804793D0 (en) 1973-02-13

Family

ID=24778887

Family Applications (1)

Application Number Title Priority Date Filing Date
BR204793/68A BR6804793D0 (en) 1967-12-20 1968-12-12 IMPROVED DEVICE FOR MAINTAINING A RELATIVELY CONSTANT ENVIRONMENTAL TEMPERATURE IN A CABINET

Country Status (7)

Country Link
US (1) US3646315A (en)
BR (1) BR6804793D0 (en)
DE (1) DE1814682A1 (en)
ES (1) ES361379A1 (en)
FR (1) FR1595972A (en)
GB (1) GB1237717A (en)
NL (1) NL6817981A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5137014B2 (en) * 1971-08-18 1976-10-13
US3749879A (en) * 1971-12-27 1973-07-31 Texas Instruments Inc Apparatus for providing controlled temperature ambient
US3805022A (en) * 1972-10-10 1974-04-16 Texas Instruments Inc Semiconducting threshold heaters
FR2447593A2 (en) * 1978-08-11 1980-08-22 Thomson Csf TEMPERATURE SELF-REGULATING DEVICE AND ITS APPLICATION TO TEMPERATURE MEASUREMENT BY THERMOELECTRIC TORQUE
DE3048452C2 (en) * 1980-12-22 1983-08-25 Kabelwerke Reinshagen Gmbh, 5600 Wuppertal Electric heater
DE29502570U1 (en) * 1995-02-16 1995-04-06 Bosch Siemens Hausgeraete Oven / roasting oven with a thermostatically controlled motor fan

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861163A (en) * 1956-07-11 1958-11-18 Antioch College Heating element
US3007023A (en) * 1958-03-05 1961-10-31 Amphenol Borg Electronics Corp Temperature control device for a frequency standard generator
US3041548A (en) * 1960-05-11 1962-06-26 Lavoie Lab Inc Temperature control systems
US3243753A (en) * 1962-11-13 1966-03-29 Kohler Fred Resistance element

Also Published As

Publication number Publication date
ES361379A1 (en) 1970-08-16
DE1814682A1 (en) 1969-07-24
US3646315A (en) 1972-02-29
NL6817981A (en) 1969-06-24
FR1595972A (en) 1970-06-15
GB1237717A (en) 1971-06-30

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