IT976796B - CONTROL CIRCUIT FOR ONE ELECTRICALLY OPERATED COOLING FAN, ESPECIALLY FOR MOTOR VEHICLES - Google Patents
CONTROL CIRCUIT FOR ONE ELECTRICALLY OPERATED COOLING FAN, ESPECIALLY FOR MOTOR VEHICLESInfo
- Publication number
- IT976796B IT976796B IT47583/73A IT4758373A IT976796B IT 976796 B IT976796 B IT 976796B IT 47583/73 A IT47583/73 A IT 47583/73A IT 4758373 A IT4758373 A IT 4758373A IT 976796 B IT976796 B IT 976796B
- Authority
- IT
- Italy
- Prior art keywords
- control circuit
- cooling fan
- motor vehicles
- electrically operated
- operated cooling
- Prior art date
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 Positive-Displacement Air Blowers (AREA)
- Control Of Direct Current Motors (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Temperature (AREA)
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 |
---|---|
IT976796B true IT976796B (en) | 1974-09-10 |
Family
ID=9721013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT47583/73A IT976796B (en) | 1972-01-12 | 1973-01-10 | CONTROL CIRCUIT FOR ONE ELECTRICALLY OPERATED COOLING FAN, ESPECIALLY FOR MOTOR VEHICLES |
Country Status (7)
Country | Link |
---|---|
US (1) | US3794896A (en) |
JP (1) | JPS4879073A (en) |
AU (1) | AU4961172A (en) |
DE (1) | DE2301041A1 (en) |
FR (1) | FR2168094A5 (en) |
GB (1) | GB1418291A (en) |
IT (1) | IT976796B (en) |
Families Citing this family (11)
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 |
DE8432942U1 (en) * | 1984-11-10 | 1985-02-14 | Ing. Rolf Seifert electronic GmbH, 5828 Ennepetal | Fan with function monitoring |
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 (en) * | 1986-02-21 | 1994-06-15 | 株式会社ニッコー | Power supply for battery-powered toys |
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 |
US5929581A (en) * | 1997-10-22 | 1999-07-27 | Hewlett-Packard Company | Proportional integral fan controller for computer |
US6191546B1 (en) | 1997-10-22 | 2001-02-20 | Hewlett-Packard Company | Proportional integral cooling device controller for electronic device |
CN100441878C (en) * | 2006-01-17 | 2008-12-10 | 台达电子工业股份有限公司 | Fan system |
Family Cites Families (4)
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 |
-
1972
- 1972-01-12 GB GB138072*[A patent/GB1418291A/en not_active Expired
- 1972-12-04 AU AU49611/72A patent/AU4961172A/en not_active Expired
- 1972-12-29 US US00319795A patent/US3794896A/en not_active Expired - Lifetime
-
1973
- 1973-01-09 FR FR7301207A patent/FR2168094A5/fr not_active Expired
- 1973-01-10 IT IT47583/73A patent/IT976796B/en active
- 1973-01-10 DE DE2301041A patent/DE2301041A1/en active Pending
- 1973-01-12 JP JP48006527A patent/JPS4879073A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3794896A (en) | 1974-02-26 |
FR2168094A5 (en) | 1973-08-24 |
JPS4879073A (en) | 1973-10-23 |
AU4961172A (en) | 1974-06-06 |
DE2301041A1 (en) | 1973-07-19 |
GB1418291A (en) | 1975-12-17 |
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