GB1418291A - Control circuit for cooling fans - Google Patents

Control circuit for cooling fans

Info

Publication number
GB1418291A
GB1418291A GB138072*[A GB138072A GB1418291A GB 1418291 A GB1418291 A GB 1418291A GB 138072 A GB138072 A GB 138072A GB 1418291 A GB1418291 A GB 1418291A
Authority
GB
United Kingdom
Prior art keywords
relay
resistor
transistors
fan
control circuit
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
GB138072*[A
Other languages
English (en)
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.)
Lucas Electrical Co Ltd
Original Assignee
Lucas Electrical Co Ltd
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 Lucas Electrical Co Ltd filed Critical Lucas Electrical Co Ltd
Priority to GB138072*[A priority Critical patent/GB1418291A/en
Priority to AU49611/72A priority patent/AU4961172A/en
Priority to US00319795A priority patent/US3794896A/en
Priority to FR7301207A priority patent/FR2168094A5/fr
Priority to DE2301041A priority patent/DE2301041A1/de
Priority to IT47583/73A priority patent/IT976796B/it
Priority to JP48006527A priority patent/JPS4879073A/ja
Publication of GB1418291A publication Critical patent/GB1418291A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/08—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Direct Current Motors (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Control Of Temperature (AREA)
  • Control Of Ac Motors In General (AREA)
GB138072*[A 1972-01-12 1972-01-12 Control circuit for cooling fans Expired GB1418291A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB138072*[A GB1418291A (en) 1972-01-12 1972-01-12 Control circuit for cooling fans
AU49611/72A AU4961172A (en) 1972-01-12 1972-12-04 Control circuit for cooling fans
US00319795A US3794896A (en) 1972-01-12 1972-12-29 Control circuit for cooling fans
FR7301207A FR2168094A5 (enExample) 1972-01-12 1973-01-09
DE2301041A DE2301041A1 (de) 1972-01-12 1973-01-10 Steuerschaltung fuer einen elektrisch angetriebenen kuehlventilator
IT47583/73A IT976796B (it) 1972-01-12 1973-01-10 Circuito di comando per un venti latore di raffreddamento azionato elettricamente in particolare per autoveicoli
JP48006527A JPS4879073A (enExample) 1972-01-12 1973-01-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB138072*[A GB1418291A (en) 1972-01-12 1972-01-12 Control circuit for cooling fans

Publications (1)

Publication Number Publication Date
GB1418291A true GB1418291A (en) 1975-12-17

Family

ID=9721013

Family Applications (1)

Application Number Title Priority Date Filing Date
GB138072*[A Expired GB1418291A (en) 1972-01-12 1972-01-12 Control circuit for cooling fans

Country Status (7)

Country Link
US (1) US3794896A (enExample)
JP (1) JPS4879073A (enExample)
AU (1) AU4961172A (enExample)
DE (1) DE2301041A1 (enExample)
FR (1) FR2168094A5 (enExample)
GB (1) GB1418291A (enExample)
IT (1) IT976796B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4653988A (en) * 1984-11-10 1987-03-31 Ing. Rolf Seifert Electronic Gmbh Temperature switch mounting means for a function-monitoring fan

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1456639A (en) * 1972-12-02 1976-11-24 Lucas Electrical Ltd Temperature sensitive electronic switching arrangements
JPS53138132A (en) * 1977-05-09 1978-12-02 Toyota Motor Corp Automotive cooling fan drive control unit
US4313402A (en) * 1979-11-30 1982-02-02 General Motors Corporation Internal combustion engine radiator cooling fan drive motor control system
JPS5797397A (en) * 1980-12-05 1982-06-17 Hitachi Ltd Driving device for variable speed motor
US4656553A (en) * 1986-01-21 1987-04-07 Comair Rotron, Inc. Electronically programmable universal brushless DC fan with integral tracking and locked rotor protection
JPH0622392Y2 (ja) * 1986-02-21 1994-06-15 株式会社ニッコー バッテリ駆動玩具の電源装置
US4876492A (en) * 1988-02-26 1989-10-24 General Electric Company Electronically commutated motor driven apparatus including an impeller in a housing driven by a stator on the housing
US6191546B1 (en) 1997-10-22 2001-02-20 Hewlett-Packard Company Proportional integral cooling device controller for electronic device
US5929581A (en) * 1997-10-22 1999-07-27 Hewlett-Packard Company Proportional integral fan controller for computer
CN100441878C (zh) * 2006-01-17 2008-12-10 台达电子工业股份有限公司 风扇系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976463A (en) * 1957-02-01 1961-03-21 Gen Electric Motor-protecting relay
US3416060A (en) * 1965-10-23 1968-12-10 Robertshaw Controls Co Thermally responsive control circuit with automatic reset
US3500074A (en) * 1966-08-15 1970-03-10 Texas Instruments Inc Fail-safe controller
US3668497A (en) * 1970-10-06 1972-06-06 Gen Motors Corp Heater blower motor delay energizing means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4653988A (en) * 1984-11-10 1987-03-31 Ing. Rolf Seifert Electronic Gmbh Temperature switch mounting means for a function-monitoring fan

Also Published As

Publication number Publication date
AU4961172A (en) 1974-06-06
US3794896A (en) 1974-02-26
JPS4879073A (enExample) 1973-10-23
DE2301041A1 (de) 1973-07-19
FR2168094A5 (enExample) 1973-08-24
IT976796B (it) 1974-09-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee