GB0021911D0 - Cooling fans - Google Patents

Cooling fans

Info

Publication number: GB0021911D0
Authority: GB; United Kingdom
Prior art keywords: cooling fans; fans; cooling
Prior art date: 2000-09-07
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB0021911A

Other versions

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.)

BEER DAVID J

Original Assignee

BEER DAVID J

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.)

2000-09-07

Filing date

2000-09-07

Publication date

2000-10-25

2000-09-07 Application filed by BEER DAVID J filed Critical BEER DAVID J

2000-09-07 Priority to GB0021911A priority Critical patent/GB2370166A/en

2000-10-25 Publication of GB0021911D0 publication Critical patent/GB0021911D0/en

2002-06-19 Publication of GB2370166A publication Critical patent/GB2370166A/en

Status Withdrawn legal-status Critical Current

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/68—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors
- 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
- F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
- F01P7/048—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using electrical drives

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Power Engineering (AREA)
Control Of Positive-Displacement Air Blowers (AREA)

GB0021911A 2000-09-07 2000-09-07 Series/parallel control of cooling fans Withdrawn GB2370166A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB0021911A GB2370166A (en)	2000-09-07	2000-09-07	Series/parallel control of cooling fans

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB0021911A GB2370166A (en)	2000-09-07	2000-09-07	Series/parallel control of cooling fans

Publications (2)

Publication Number	Publication Date
GB0021911D0 true GB0021911D0 (en)	2000-10-25
GB2370166A GB2370166A (en)	2002-06-19

Family

ID=9898990

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0021911A Withdrawn GB2370166A (en)	2000-09-07	2000-09-07	Series/parallel control of cooling fans

Country Status (1)

Country	Link
GB (1)	GB2370166A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3835258B2 (en) *	2001-01-09	2006-10-18	日産自動車株式会社	Motor fan control device
CN106330009B (en) *	2016-08-31	2019-07-16	深圳市若腾科技有限公司	Electric motor system and motor drive circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2317488A1 (en) *	1975-07-11	1977-02-04	Citroen Sa	COOLING CIRCUIT REGULATION DEVICE
DE2815595A1 (en) *	1978-04-08	1979-10-18	Licentia Gmbh	Railway train air conditioner compressor drive - uses double motor with armatures connected in series or in parallel for speed control
DE2827373A1 (en) *	1978-06-22	1980-01-03	Porsche Ag	ELECTRICAL CIRCUIT FOR DRIVING COOLED BLOWERS OF AN INTERNAL COMBUSTION ENGINE

2000
- 2000-09-07 GB GB0021911A patent/GB2370166A/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB2370166A (en)	2002-06-19

Publication	Publication Date	Title
DE60141545D1 (en)	2010-04-22	Shaped cooling fan
DE60134064D1 (en)	2008-06-26	cooling fan
TW460109U (en)	2001-10-11	Cooling device
TW592343U (en)	2004-06-11	Improved cooling fan
TW456762U (en)	2001-09-21	Cooling equipment
GB0117556D0 (en)	2001-09-12	Stator cooling
AU7721601A (en)	2002-02-25	Compressor cooling system
TW507842U (en)	2002-10-21	Combination type fan
HK1049770B (en)	2005-10-07	Fan
GB0101216D0 (en)	2001-02-28	Fan
TW444877U (en)	2001-07-01	Conducted cooling device
GB0104731D0 (en)	2001-04-18	Fan unit
PL340653A1 (en)	2001-08-27	Cooling system
GB2378732B (en)	2004-08-18	Fan
GB0021911D0 (en)	2000-10-25	Cooling fans
GB2365495B (en)	2004-04-21	Cooling arrangement
TW487303U (en)	2002-05-11	Cooling fan
TW488624U (en)	2002-05-21	Heat dissipating fan
GB0109692D0 (en)	2001-06-13	Motor cooling
TW580164U (en)	2004-03-11	Improved fan
HK1050563B (en)	2005-09-02	Fan unit
TW535855U (en)	2003-06-01	Improved structure for cooling fan
AU141366S (en)	2000-08-07	Cooling unit
TW471550U (en)	2002-01-01	Improved fan structure
TW454906U (en)	2001-09-11	Improved structure for the fan cooler

Legal Events

Date	Code	Title	Description
2003-04-02	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)