EP1998051A3 - Fan system - Google Patents
Fan system Download PDFInfo
- Publication number
- EP1998051A3 EP1998051A3 EP08104158A EP08104158A EP1998051A3 EP 1998051 A3 EP1998051 A3 EP 1998051A3 EP 08104158 A EP08104158 A EP 08104158A EP 08104158 A EP08104158 A EP 08104158A EP 1998051 A3 EP1998051 A3 EP 1998051A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- fan system
- degrees
- angle
- frame
- tilt
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/088—Ceiling fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL2000667A NL2000667C2 (en) | 2007-05-29 | 2007-05-29 | Fan system. |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1998051A2 EP1998051A2 (en) | 2008-12-03 |
EP1998051A3 true EP1998051A3 (en) | 2011-07-27 |
Family
ID=38951886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08104158A Withdrawn EP1998051A3 (en) | 2007-05-29 | 2008-05-29 | Fan system |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1998051A3 (en) |
NL (1) | NL2000667C2 (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2032616A (en) * | 1935-08-16 | 1936-03-03 | Horsky Milvoy | Fan |
US4411598A (en) * | 1979-12-12 | 1983-10-25 | Nissan Motor Company, Limited | Fluid propeller fan |
US6244821B1 (en) * | 1999-02-19 | 2001-06-12 | Mechanization Systems Company, Inc. | Low speed cooling fan |
US20040042903A1 (en) * | 2002-08-27 | 2004-03-04 | Mao-Lin Huang | Combination structure of the blade rack and the blade of a ceiling fan |
US20050249598A1 (en) * | 2004-05-05 | 2005-11-10 | Stanfield Young | Ceiling fan with multiple motors |
US7210910B1 (en) * | 1998-04-07 | 2007-05-01 | Research Foundation Of The University Of Central Florida, Inc. | Enhancements to high efficiency ceiling fan |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB509013A (en) * | 1938-01-06 | 1939-07-06 | Gen Electric Co Ltd | Improvements in or relating to blades for screw fans |
US6939108B2 (en) * | 2003-01-06 | 2005-09-06 | Mechanization Systems Company, Inc. | Cooling fan with reinforced blade |
US7284960B2 (en) * | 2004-07-21 | 2007-10-23 | Delta T Corporation | Fan blades |
GB2427000A (en) * | 2005-06-08 | 2006-12-13 | Jacob Dyson | Dual rotor fan |
-
2007
- 2007-05-29 NL NL2000667A patent/NL2000667C2/en not_active IP Right Cessation
-
2008
- 2008-05-29 EP EP08104158A patent/EP1998051A3/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2032616A (en) * | 1935-08-16 | 1936-03-03 | Horsky Milvoy | Fan |
US4411598A (en) * | 1979-12-12 | 1983-10-25 | Nissan Motor Company, Limited | Fluid propeller fan |
US7210910B1 (en) * | 1998-04-07 | 2007-05-01 | Research Foundation Of The University Of Central Florida, Inc. | Enhancements to high efficiency ceiling fan |
US6244821B1 (en) * | 1999-02-19 | 2001-06-12 | Mechanization Systems Company, Inc. | Low speed cooling fan |
US20040042903A1 (en) * | 2002-08-27 | 2004-03-04 | Mao-Lin Huang | Combination structure of the blade rack and the blade of a ceiling fan |
US20050249598A1 (en) * | 2004-05-05 | 2005-11-10 | Stanfield Young | Ceiling fan with multiple motors |
Also Published As
Publication number | Publication date |
---|---|
NL2000667C2 (en) | 2008-12-02 |
EP1998051A2 (en) | 2008-12-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2354685A3 (en) | Ventilating device and outdoor unit having the same | |
EP2071153A3 (en) | Gas turbine engine with a counter-rotating fan | |
EP2267314A3 (en) | Fan control system with sensors | |
EP2075472A3 (en) | Fan assembly | |
WO2007035695A3 (en) | Air blower for a motor-driven compressor | |
EP1790263A3 (en) | Fan assembly for vacuum cleaner | |
TW200742801A (en) | Fan and impeller thereof | |
EP2400158A3 (en) | Ceiling fan | |
ATE479600T1 (en) | CONTROL TORQUE CIRCUIT AND DEVICE FOR INSTALLING IT | |
EP1923623A3 (en) | Recessed luminaire | |
EP2434162A3 (en) | Handheld blowing device | |
EP1878923A3 (en) | Impeller of centrifugal fan and centrifugal fan disposed with the impeller | |
EP2045475A3 (en) | Stackable mount assembly including indexing/locking features | |
WO2005085649A8 (en) | A fan, especially a ceiling fan with a balanced single blade | |
EP2450550A3 (en) | Air turbine starter assembly | |
EP1703783A3 (en) | Electronic apparatus, fan unit, and subrack | |
EP1933039A4 (en) | Centrifugal fan and air conditioner using the same | |
WO2013025242A3 (en) | Hyper-aeration apparatus for attic ventilation | |
EP2031316A3 (en) | Air conditioner | |
GB2431524B (en) | Brushless dc motor, rotor thereof and fan | |
EP2365225A3 (en) | Fan assembly | |
EP1816405A3 (en) | Indoor unit of air conditioner | |
EP2623876A3 (en) | Air conditioner | |
EP1804004A3 (en) | Air conditioner for ceiling installation | |
EP1770472A3 (en) | Portable computer docking system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
17P | Request for examination filed |
Effective date: 20120127 |
|
AKX | Designation fees paid |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
17Q | First examination report despatched |
Effective date: 20170419 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20190710 |