NO129276B - - Google Patents

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Info

Publication number
NO129276B
NO129276B NO02292/71A NO229271A NO129276B NO 129276 B NO129276 B NO 129276B NO 02292/71 A NO02292/71 A NO 02292/71A NO 229271 A NO229271 A NO 229271A NO 129276 B NO129276 B NO 129276B
Authority
NO
Norway
Prior art keywords
spring plate
spring
double
ground
current clamp
Prior art date
Application number
NO02292/71A
Other languages
English (en)
Norwegian (no)
Inventor
K Hallgreen
Original Assignee
Danfoss As
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
Priority claimed from DE19702029867 external-priority patent/DE2029867C3/de
Application filed by Danfoss As filed Critical Danfoss As
Publication of NO129276B publication Critical patent/NO129276B/no

Links

Classifications

    • 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
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
    • F24H9/1863—Arrangement or mounting of electric heating means
    • F24H9/1872—PTC resistor
    • 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
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • 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
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • 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
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Control Of Temperature (AREA)
  • Control Of Direct Current Motors (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Insulators (AREA)
NO02292/71A 1970-06-18 1971-06-17 NO129276B (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702029867 DE2029867C3 (de) 1970-06-18 Vorrichtung zur Regelung der Leistungsabgabe eines elektrischen Heizwiderstandes

Publications (1)

Publication Number Publication Date
NO129276B true NO129276B (enExample) 1974-03-18

Family

ID=5774205

Family Applications (1)

Application Number Title Priority Date Filing Date
NO02292/71A NO129276B (enExample) 1970-06-18 1971-06-17

Country Status (9)

Country Link
US (1) US3737622A (enExample)
BE (1) BE767763A (enExample)
CH (1) CH530051A (enExample)
DK (1) DK137620C (enExample)
FR (1) FR2099251A5 (enExample)
GB (1) GB1313999A (enExample)
NL (1) NL7108439A (enExample)
NO (1) NO129276B (enExample)
SE (1) SE363461B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4459466A (en) * 1980-11-26 1984-07-10 Nippon Soken, Inc. Dual air passage heating apparatus with ceramic heater element
NZ201460A (en) * 1981-08-17 1986-11-12 Allware Agencies Ltd Multipurpose microprocessor controlled heating and cooling fan
FR2528652B1 (fr) * 1982-06-09 1985-08-09 Airelec Ind Dispositif de regulation de puissance electrique a action instantanee continue pour appareil de chauffage
US4604516A (en) * 1983-07-19 1986-08-05 Athena Controls Inc. Cascaded arrangement for electrically heating fluids to high temperature
JPH0631685Y2 (ja) * 1990-11-26 1994-08-22 太平洋精工株式会社 ブロアモータ用抵抗器
FR2690112B1 (fr) * 1992-04-21 1995-06-23 Valeo Thermique Habitacle Dispositif de chauffage-ventilation de l'habitacle d'un vehicule automobile propulse par un moteur a faibles rejets thermiques.
CA2242829C (en) 1998-02-24 2003-02-25 Thermolec Ltee. Air heating system
ITPC980022U1 (it) * 1998-12-07 2000-06-07 Electrica Srl Dispositivo di avviamento per motori elettrici,che comprende unptc e un rele in serie
US6300859B1 (en) * 1999-08-24 2001-10-09 Tyco Electronics Corporation Circuit protection devices
US7012223B2 (en) * 2003-11-25 2006-03-14 National Environmental Products, Ltd. Forced-air heater control system and method
US7457533B2 (en) * 2006-05-18 2008-11-25 Dimplex North America Limited Electric heating device
US8285127B2 (en) 2007-09-05 2012-10-09 Tpi Corporation In-line duct supplemental heating and cooling device and method
DE102008045234B4 (de) * 2008-08-29 2013-11-07 Esw Gmbh Verfahren und Anordnung zur Oberwellenunterdrückung bei wechselspannungsbetriebenen Luftheizern mit PTC-Technologie
US7926222B2 (en) * 2008-09-25 2011-04-19 Molnar Christopher J Insect eradication system and method
US11224098B2 (en) * 2018-11-01 2022-01-11 General Electric Company Systems and methods for passive heating of temperature-sensitive electronic components

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US353180A (en) * 1886-11-23 Regulator for dynamo-electric machines
US353179A (en) * 1886-11-23 Regulator for electric currents
DE1075241B (de) * 1960-02-11 Siemens-Electrogeräte Aktiengesellschaft, München Warmlufterzeuger
US1429085A (en) * 1921-02-28 1922-09-12 Mcgary Alexander Heating apparatus
US1654273A (en) * 1924-10-04 1927-12-27 Halliwell Shelton Electric Cor Electric hair drier
US1660052A (en) * 1926-12-07 1928-02-21 George W Shepherd Electric heater
US1919068A (en) * 1929-04-10 1933-07-18 Gen Electric Temperature regulator
US2165523A (en) * 1937-04-17 1939-07-11 Alfon A Wolf Air heater
US2939064A (en) * 1959-05-20 1960-05-31 Singer Mfg Co Motor control systems
US3148271A (en) * 1959-08-28 1964-09-08 Siemens Ag Circuit arrangement for automatically stabilizing the temperature of an electrical heating appliance
DE1256814B (de) * 1960-02-16 1967-12-21 Siemens Elektrogeraete Gmbh Energieregler fuer elektrische Waermegeraete
US3399333A (en) * 1966-01-03 1968-08-27 Gen Motors Corp Speed control circuit for single phase alternating current induction motors

Also Published As

Publication number Publication date
GB1313999A (en) 1973-04-18
DK137620B (da) 1978-04-03
BE767763A (fr) 1971-10-18
SE363461B (enExample) 1974-01-14
DK137620C (da) 1978-09-18
DE2029867A1 (de) 1971-12-30
FR2099251A5 (enExample) 1972-03-10
NL7108439A (enExample) 1971-12-21
DE2029867B2 (de) 1973-04-05
US3737622A (en) 1973-06-05
CH530051A (de) 1972-10-31

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