EP2185823A4 - Quiet fan - Google Patents

Quiet fan

Info

Publication number
EP2185823A4
EP2185823A4 EP08783288A EP08783288A EP2185823A4 EP 2185823 A4 EP2185823 A4 EP 2185823A4 EP 08783288 A EP08783288 A EP 08783288A EP 08783288 A EP08783288 A EP 08783288A EP 2185823 A4 EP2185823 A4 EP 2185823A4
Authority
EP
European Patent Office
Prior art keywords
quiet fan
quiet
fan
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.)
Pending
Application number
EP08783288A
Other languages
German (de)
French (fr)
Other versions
EP2185823A2 (en
Inventor
Ghislain Lauzon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2185823A2 publication Critical patent/EP2185823A2/en
Publication of EP2185823A4 publication Critical patent/EP2185823A4/en
Pending legal-status Critical Current

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
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
    • F04D25/062—Details of the bearings
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F04D29/059—Roller bearings
    • 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
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/30—Wind power
EP08783288A 2007-07-31 2008-07-28 Quiet fan Pending EP2185823A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA 2598867 CA2598867A1 (en) 2007-07-31 2007-07-31 Fan muffler
PCT/CA2008/001375 WO2009015469A2 (en) 2007-07-31 2008-07-28 Fan comprising a transmission shaft provided with a spring

Publications (2)

Publication Number Publication Date
EP2185823A2 EP2185823A2 (en) 2010-05-19
EP2185823A4 true EP2185823A4 (en) 2011-04-27

Family

ID=38829364

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08783288A Pending EP2185823A4 (en) 2007-07-31 2008-07-28 Quiet fan

Country Status (3)

Country Link
EP (1) EP2185823A4 (en)
CA (1) CA2598867A1 (en)
WO (1) WO2009015469A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106704227A (en) * 2017-01-29 2017-05-24 许彐琼 Fan

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2227793A (en) * 1985-11-08 1990-08-08 Papst Motoren Gmbh & Co Kg Miniature axial fan
JP2002070791A (en) * 2000-08-24 2002-03-08 Japan Servo Co Ltd Axial flow fan

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037395A (en) * 1935-04-26 1936-04-14 Alfred E Seelig Multistage fan
GB858640A (en) * 1958-10-07 1961-01-11 Jacobus Constant Van Rijn Ventilating motor and fan
GB1043213A (en) * 1963-01-14 1966-09-21 Papst Hermann Ventilating fans driven by electric motors
WO1980001503A1 (en) * 1979-01-19 1980-07-24 Nordisk Ventilator A thrust bearing device,particularly for taking up oscillating rotational movements
DE3227698A1 (en) * 1982-07-24 1984-01-26 Papst-Motoren GmbH & Co KG, 7742 St Georgen AXIAL FAN
US6544010B1 (en) * 2000-06-09 2003-04-08 Lg Electronics Co., Ltd. Axial flow fan with brushless direct current motor
US6457941B1 (en) * 2001-03-13 2002-10-01 The United States Of America As Represented By The Secretary Of The Navy Fan rotor with construction and safety performance optimization

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2227793A (en) * 1985-11-08 1990-08-08 Papst Motoren Gmbh & Co Kg Miniature axial fan
JP2002070791A (en) * 2000-08-24 2002-03-08 Japan Servo Co Ltd Axial flow fan

Also Published As

Publication number Publication date
WO2009015469A3 (en) 2009-04-02
WO2009015469A2 (en) 2009-02-05
EP2185823A2 (en) 2010-05-19
CA2598867A1 (en) 2009-01-31

Similar Documents

Publication Publication Date Title
GB2459844B (en) Fan section
IL213132A (en) Fan
TWI349746B (en) Fan unit
EP2213882A4 (en) Centrifugal fan
AU318047S (en) Impeller
EP2175141A4 (en) Propeller fan
TWI369839B (en) Passive fan
TWI349071B (en) Fan
EP2102505A4 (en) Fan
EP2196739A4 (en) Fan guard
GB0821823D0 (en) Fan assembly
AU317826S (en) Air-conditioner
TWI340892B (en) Fan frame
AU317824S (en) Air-conditioner
EP2220376A4 (en) Fan
GB2465338B (en) Fan
GB0710434D0 (en) Fan Impeller
EP2185823A4 (en) Quiet fan
TWM322999U (en) Fan
TWI323968B (en) Fan combination structure
EP2259947A4 (en) Fan arrangement
TWI350050B (en) Fan circuit
EP2134917A4 (en) Ventilator
TWI346742B (en) Fan
TWI341455B (en) Combined fan

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

17P Request for examination filed

Effective date: 20100301

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

A4 Supplementary search report drawn up and despatched

Effective date: 20110324

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/059 20060101ALI20110318BHEP

Ipc: F04D 29/66 20060101ALI20110318BHEP

Ipc: F04D 29/26 20060101ALI20110318BHEP

Ipc: F04D 25/08 20060101ALI20110318BHEP

Ipc: F04D 29/32 20060101AFI20090217BHEP

17Q First examination report despatched

Effective date: 20111125

DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 25/06 20060101ALI20120620BHEP

Ipc: F04D 29/38 20060101ALI20120620BHEP

Ipc: F04D 29/32 20060101AFI20120620BHEP

Ipc: F04D 29/66 20060101ALI20120620BHEP

Ipc: F04D 29/26 20060101ALI20120620BHEP

Ipc: F04D 29/059 20060101ALI20120620BHEP

Ipc: F04D 25/08 20060101ALI20120620BHEP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R003

18R Application refused

Effective date: 20130401

APBK Appeal reference recorded

Free format text: ORIGINAL CODE: EPIDOSNREFNE

APBN Date of receipt of notice of appeal recorded

Free format text: ORIGINAL CODE: EPIDOSNNOA2E

APBR Date of receipt of statement of grounds of appeal recorded

Free format text: ORIGINAL CODE: EPIDOSNNOA3E

D18R Application refused (deleted)