DE69606774D1 - Verjüngte laufradschaufeln für staubsauger - Google Patents

Verjüngte laufradschaufeln für staubsauger

Info

Publication number
DE69606774D1
DE69606774D1 DE69606774T DE69606774T DE69606774D1 DE 69606774 D1 DE69606774 D1 DE 69606774D1 DE 69606774 T DE69606774 T DE 69606774T DE 69606774 T DE69606774 T DE 69606774T DE 69606774 D1 DE69606774 D1 DE 69606774D1
Authority
DE
Germany
Prior art keywords
tapered
vacuum cleaners
impeller blades
impeller
edge
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 - Lifetime
Application number
DE69606774T
Other languages
English (en)
Other versions
DE69606774T2 (de
Inventor
Wei Du
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.)
Scott Fetzer Co
Original Assignee
Scott Fetzer Co
Scott and Fetzer Co
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 Scott Fetzer Co, Scott and Fetzer Co filed Critical Scott Fetzer Co
Application granted granted Critical
Publication of DE69606774D1 publication Critical patent/DE69606774D1/de
Publication of DE69606774T2 publication Critical patent/DE69606774T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69606774T 1995-11-08 1996-08-02 Verjüngte laufradschaufeln für staubsauger Expired - Lifetime DE69606774T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/555,116 US5573369A (en) 1995-11-08 1995-11-08 Impeller for vacuum cleaner with tapered blades
PCT/US1996/012847 WO1997017007A1 (en) 1995-11-08 1996-08-02 Impeller for vacuum cleaner with tapered blades

Publications (2)

Publication Number Publication Date
DE69606774D1 true DE69606774D1 (de) 2000-03-30
DE69606774T2 DE69606774T2 (de) 2000-09-21

Family

ID=24216032

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69606774T Expired - Lifetime DE69606774T2 (de) 1995-11-08 1996-08-02 Verjüngte laufradschaufeln für staubsauger

Country Status (8)

Country Link
US (1) US5573369A (de)
EP (1) EP0859567B1 (de)
AT (1) ATE189855T1 (de)
AU (1) AU692116B2 (de)
CA (1) CA2229513C (de)
DE (1) DE69606774T2 (de)
NO (1) NO319902B1 (de)
WO (1) WO1997017007A1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5713164A (en) * 1996-02-02 1998-02-03 Ryan; Richard T. Pool liner installation system
US5782605A (en) * 1996-07-19 1998-07-21 Andritz Sprout-Bauer, Inc. Impeller for separating a conveyed stream of material
US6085382A (en) 1997-01-10 2000-07-11 White Consolidated Industries, Inc. Air filtrating self-propelled upright vacuum cleaner
US6348106B1 (en) 1999-04-06 2002-02-19 Oreck Holdings, Llc Apparatus and method for moving a flow of air and particulate through a vacuum cleaner
US6249933B1 (en) 1999-08-26 2001-06-26 Shop Vac Corporation Pump having sealless shaft
US6171054B1 (en) 1999-09-28 2001-01-09 Royal Appliance Mfg. Co. Impeller housing with reduced noise and improved airflow
US6579060B1 (en) * 1999-09-28 2003-06-17 Royal Appliance Mfg. Co. Impeller and housing assembly with reduced noise and improved airflow
US6443715B1 (en) * 1999-11-19 2002-09-03 Campbell Hausfeld/Scott Fetzer Company Pump impeller
US6666660B2 (en) 2001-04-27 2003-12-23 The Hoover Company Motor-fan assembly for a floor cleaning machine
US20030012649A1 (en) * 2001-07-16 2003-01-16 Masaharu Sakai Centrifugal blower
KR100457551B1 (ko) * 2001-12-19 2004-11-17 엘지전자 주식회사 진공청소기용 원심송풍기
US20040170497A1 (en) * 2003-02-27 2004-09-02 Daniel Snyder Beltless high velocity air blower
US20040211318A1 (en) * 2003-04-22 2004-10-28 Oreck Holdings, Llc Motor fan design for large debris ingestion
TWI235204B (en) * 2003-10-31 2005-07-01 Delta Electronics Inc Centrifugal fan and its housing
US7455499B2 (en) * 2005-07-07 2008-11-25 The Scott Fetzer Company Centrifugal fan
US20070174992A1 (en) * 2005-09-30 2007-08-02 Murray Christopher W Quiet vacuum cleaner
WO2008052292A1 (en) * 2006-11-03 2008-05-08 Resmed Ltd Single or multiple stage blower and nested volute(s) and/or impeller(s) therefor
US20070274827A1 (en) * 2006-05-26 2007-11-29 Gene Bennington Multi-stage taper fan-motor assembly
US7731577B2 (en) * 2006-06-30 2010-06-08 Cnh America Llc Rotating inlet for cross flow fan
US20080187437A1 (en) * 2007-02-07 2008-08-07 Apex Medical Corp. Air blower having a raised column therein to reduce air flow pressure change and noise
DE102009041728B4 (de) 2008-12-22 2022-07-07 Vorwerk & Co. Interholding Gmbh Verfahren zum Betreiben eines Staubsaugers sowie verfahrbare Staubsaugeinrichtung
CA2703855C (en) * 2009-07-31 2018-12-11 Rem Enterprises Inc. Improved air vacuum pump for a particulate loader and transfer apparatus
US8528166B2 (en) 2010-04-30 2013-09-10 Techtronic Floor Care Technology Limited Upright vacuum with floating head
US20110265285A1 (en) * 2010-04-30 2011-11-03 Morgan Charles J Upright vacuum with reduced noise
JP6155544B2 (ja) * 2012-03-12 2017-07-05 日本電産株式会社 遠心ファン
CN103947392A (zh) * 2014-05-12 2014-07-30 谢娟 一种用于粮食脱粒机的静音式鼓风装置
USD789632S1 (en) 2014-10-20 2017-06-13 The Kirby Company/Scott Fetzer Company Surface-treatment apparatus
USD780390S1 (en) 2014-10-20 2017-02-28 The Kirby Company/Scott Fetzer Company Handle for a surface-treatment apparatus
USD762992S1 (en) 2014-10-20 2016-08-09 The Kirby Company / Scott Fetzer Company Textile with pattern
US9713411B2 (en) 2014-10-20 2017-07-25 The Kirby Company / Scott Fetzer Company Surface-treatment apparatus and head unit
EP3047770B1 (de) 2015-01-20 2017-04-19 Eurofilters Holding N.V. Bodenstaubsauger
EP3047777B1 (de) 2015-01-20 2019-11-20 Eurofilters Holding N.V. Staubsaugerroboter
EP3047771B1 (de) 2015-01-20 2017-03-15 Eurofilters Holding N.V. Staubsaugerroboter
PL3047772T3 (pl) 2015-01-20 2017-07-31 Eurofilters Holding N.V. Robot-odkurzacz
PL3047774T3 (pl) 2015-01-20 2018-09-28 Eurofilters Holding N.V. Odkurzacz podłogowy
ES2758094T3 (es) 2015-01-20 2020-05-04 Eurofilters Nv Aspiradora de funcionamiento autónomo, procedimiento de aspiración de polvo y uso de una aspiradora de funcionamiento autónomo
JP6451756B2 (ja) * 2017-02-20 2019-01-16 日本電産株式会社 遠心ファン
DE102020131789A1 (de) * 2019-12-09 2021-06-10 Löwenstein Medical Technology S.A. Laufrad mit reduzierter Massenträgheit für ein Atemtherapiegerät

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191030058A (en) * 1910-01-06 1911-06-21 Peder Andersen Fisker An Improved Vacuum Cleaning-apparatus, applicable also for Blowing Purposes.
US1214812A (en) * 1913-12-16 1917-02-06 Rotor Vacuum Cleaner Company Inc Rotary fan.
US1233115A (en) * 1916-04-08 1917-07-10 Clarence N Mack Centrifugal conveyer-fan.
US1548082A (en) * 1921-11-23 1925-08-04 Wise Mcclung Mfg Company Fan for vacuum cleaners
US2036056A (en) * 1934-06-07 1936-03-31 Electric Vacuum Cleaner Co Vacuum cleaner
BE413675A (de) * 1935-03-01
US2277166A (en) * 1940-12-10 1942-03-24 Curtis E Steele Vacuum cleaner fan
US2309583A (en) * 1941-02-20 1943-01-26 Apex Electrical Mfg Co Suction cleaner
US3594848A (en) * 1968-01-19 1971-07-27 Earl E Atkinson Materials handling apparatus
NL7015615A (de) * 1970-10-24 1972-04-26
GB1388983A (en) * 1973-09-18 1975-04-03 Goblin Ltd B V C Vacuum cleaners
JPS5240808A (en) * 1975-09-26 1977-03-30 Toshiba Corp Fun made of plastic
DE2952146A1 (de) * 1979-12-22 1981-07-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Sauggeklaese fuer einen staubsauger
US4338062A (en) * 1980-04-14 1982-07-06 Buffalo Forge Company Adjustable vortex pump
US4595420A (en) * 1984-10-29 1986-06-17 Williams Iii Robert C Method and apparatus for cleaning and maintaining carpet
US4644606A (en) * 1985-04-08 1987-02-24 Mcculloch Corporation Lawn/garden blower/vacuum
DE69006827T2 (de) * 1989-12-01 1994-06-01 William Hendrick Williams Nass- und Trockensauger.
EP0452827B1 (de) * 1990-04-16 1995-08-02 Nikkiso Co., Ltd. Blutpumpe und Apparat für die extracorporale Blutzirkulation
JPH04107499U (ja) * 1991-02-27 1992-09-17 アイシン精機株式会社 ウオータポンプ
US5257903A (en) * 1991-10-30 1993-11-02 General Electric Company Low pressure drop radial inflow air-oil separating arrangement and separator employed therein

Also Published As

Publication number Publication date
EP0859567B1 (de) 2000-02-23
CA2229513A1 (en) 1997-05-15
NO981997L (no) 1998-05-04
CA2229513C (en) 2000-01-18
EP0859567A1 (de) 1998-08-26
AU692116B2 (en) 1998-05-28
DE69606774T2 (de) 2000-09-21
AU6719596A (en) 1997-05-29
ATE189855T1 (de) 2000-03-15
US5573369A (en) 1996-11-12
NO319902B1 (no) 2005-09-26
NO981997D0 (no) 1998-05-04
WO1997017007A1 (en) 1997-05-15

Similar Documents

Publication Publication Date Title
ATE189855T1 (de) Verjüngte laufradschaufeln für staubsauger
ATE175328T1 (de) Biegsames lüfterad für einen staubsauger
CN100530901C (zh) 鼓风机马达
EP1538342A3 (de) Gebläsemotor
EP0930040A3 (de) Geräuscharmes Sauggebläse
US20080166223A1 (en) Plenum/Plug Fan Assembly
WO2001024676A3 (en) Impeller and housing assembly with reduced noise and improved airflow
TWI256441B (en) Axial flow fan
ATE392327T1 (de) Zentrifugalgebläse
EP1627590A3 (de) Zentrifugalgebläse und Staubsauger umfassend ein solches Zentrifugalgebläse
JP2000145690A (ja) 電動送風機及びそれを備えた電気掃除機
CN115898909A (zh) 电风机和终端设备
AU7936900A (en) Cross-flow fan with a closed suction element, and smooth flowing suction separation device
JPH1068397A (ja) 電動送風機
JPH03138493A (ja) 電動送風機
JP2712651B2 (ja) 電動送風機
KR970014670A (ko) 진공청소기용 팬모터
JPH01280700A (ja) 電動送風機
JP2712652B2 (ja) 電動送風機
JP2707756B2 (ja) 電動送風機
SU1750660A1 (ru) Воздуховсасывающий агрегат пылесоса
JPH01295000A (ja) 電動送風機
JPH02245498A (ja) 電動送風機
JPH05133391A (ja) 電動送風機
JP2001012395A (ja) 電動送風機

Legal Events

Date Code Title Description
8364 No opposition during term of opposition