[go: up one dir, main page]

GB2105791B - Centrifugal fan - Google Patents

Centrifugal fan

Info

Publication number
GB2105791B
GB2105791B GB08226789A GB8226789A GB2105791B GB 2105791 B GB2105791 B GB 2105791B GB 08226789 A GB08226789 A GB 08226789A GB 8226789 A GB8226789 A GB 8226789A GB 2105791 B GB2105791 B GB 2105791B
Authority
GB
United Kingdom
Prior art keywords
centrifugal fan
centrifugal
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.)
Expired
Application number
GB08226789A
Other versions
GB2105791A (en
Inventor
Heinz Wieland
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.)
Wilhelm Gebhardt GmbH
Original Assignee
Wilhelm Gebhardt GmbH
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 Wilhelm Gebhardt GmbH filed Critical Wilhelm Gebhardt GmbH
Publication of GB2105791A publication Critical patent/GB2105791A/en
Application granted granted Critical
Publication of GB2105791B publication Critical patent/GB2105791B/en
Expired 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
    • F04D29/30—Vanes
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB08226789A 1981-09-22 1982-09-20 Centrifugal fan Expired GB2105791B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813137554 DE3137554A1 (en) 1981-09-22 1981-09-22 "RADIAL FAN"

Publications (2)

Publication Number Publication Date
GB2105791A GB2105791A (en) 1983-03-30
GB2105791B true GB2105791B (en) 1985-04-11

Family

ID=6142273

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08226789A Expired GB2105791B (en) 1981-09-22 1982-09-20 Centrifugal fan

Country Status (4)

Country Link
CH (1) CH662618A5 (en)
DE (1) DE3137554A1 (en)
FR (1) FR2513324B1 (en)
GB (1) GB2105791B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108350904A (en) * 2015-08-31 2018-07-31 施乐百有限公司 Fan wheel, fan and system with at least one fan

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4206066A1 (en) * 1992-02-27 1993-09-02 Fritz Karl Hausser Propeller or rotor blades - are designed to reduce eddies and air or water resistance and have toothed leading and trailing edges
DE4318580A1 (en) * 1993-06-04 1994-12-08 Sel Alcatel Ag Radial fan
NL9301910A (en) * 1993-11-04 1995-06-01 Stork Prod Eng Wind turbine.
JP3448136B2 (en) 1994-11-08 2003-09-16 三菱重工業株式会社 Propeller fan
JP3092554B2 (en) * 1997-09-30 2000-09-25 ダイキン工業株式会社 Centrifugal blower, method for manufacturing the same, and air conditioner equipped with the centrifugal blower
DE19918085A1 (en) 1999-04-21 2000-10-26 Bsh Bosch Siemens Hausgeraete Blower with a spiral casing
EP1256715A1 (en) * 2001-05-11 2002-11-13 VA TECH HYDRO GmbH & Co. Pelton runner blade
DE10210426A1 (en) * 2002-03-09 2003-10-23 Voith Siemens Hydro Power Device for flow stabilization in hydraulic flow machines
JP2006161803A (en) * 2004-12-09 2006-06-22 Samsung Kwangju Electronics Co Ltd Impeller for vacuum cleaner and motor assembly having the same
WO2009128299A1 (en) * 2008-04-18 2009-10-22 三菱電機株式会社 Turbofan and air conditioner
DE102009028125A1 (en) * 2009-07-30 2011-02-03 Robert Bosch Gmbh Entry geometry for semi-axial fan wheels
DE102009035689A1 (en) * 2009-07-30 2011-02-03 Eads Deutschland Gmbh Fluid-dynamic effective rotor e.g. propeller, for use in e.g. ship, has contour regions arranged in relationship e.g. coincidental relationship, of part of rotor blades so that regions blow-out waves of specific wavelength and frequency
RU2598501C2 (en) * 2011-11-09 2016-09-27 Бейкер Хьюз Инкорпорейтед Impeller blade with improved front edge
US9249666B2 (en) 2011-12-22 2016-02-02 General Electric Company Airfoils for wake desensitization and method for fabricating same
JP5929522B2 (en) * 2012-05-31 2016-06-08 株式会社デンソー Axial blower
DE102012213930A1 (en) * 2012-08-07 2014-02-13 BSH Bosch und Siemens Hausgeräte GmbH Blower with air inlet nozzle for swirling air flow and air inlet nozzle for a blower
KR20140125522A (en) * 2013-04-19 2014-10-29 엘지전자 주식회사 turbo fan
CN104454637A (en) * 2014-11-13 2015-03-25 中国北车集团大连机车研究所有限公司 Low-noise centrifugal fan impeller for high-speed electric multiple unit cooling system
DE102015004200B4 (en) * 2015-03-27 2024-04-04 Sew-Eurodrive Gmbh & Co Kg Radial fan with fan blades arranged on a base body
WO2017041009A1 (en) * 2015-09-02 2017-03-09 Mckinney Krista Single thickness blade with leading edge serrations on an axial fan
GB201602895D0 (en) * 2016-02-19 2016-04-06 Rolls Royce Plc Aerofoil
DE102017101979A1 (en) 2017-02-01 2018-08-02 Ventilatorenfabrik Oelde Gmbh Radial turbomachinery
FR3082897B1 (en) * 2018-06-20 2022-11-04 Air Liquide Medical Systems MICRO-BLOWER WITH WHEEL WITH SLOTTED EDGES FOR RESPIRATORY ASSISTANCE APPARATUS
CN109538530B (en) * 2018-12-27 2021-06-15 火星人厨具股份有限公司 Blade of integrated kitchen fan and integrated kitchen fan
CA3184635A1 (en) * 2020-03-10 2021-09-16 Ebm-Papst Mulfingen Gmbh & Co. Kg Fan and fan blades
EP4538538A1 (en) * 2023-10-09 2025-04-16 Electrolux Appliances Aktiebolag Centrifugal cooling fan for a domestic appliance and domestic appliance having a centrifugal cooling fan
DE102024202469A1 (en) * 2024-03-15 2025-09-18 Ziehl-Abegg Se Blades for the impeller of a fan, impeller as well as axial fan, diagonal fan or radial fan
GB2640448A (en) * 2024-04-19 2025-10-22 Dyson Technology Ltd An impeller

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2238749A (en) * 1939-01-30 1941-04-15 Clarence B Swift Fan blade
IT1036993B (en) * 1974-07-02 1979-10-30 Rotron Inc DEVICE FOR THE MOVEMENT OF A FLUID
DE2546280A1 (en) * 1975-10-16 1977-04-21 Kodak Ag Centrifugal fan impeller with blades parallel to axis - has blade edges with sawtooth serrations arranged in comb fashion
CH626954A5 (en) * 1977-09-14 1981-12-15 Sulzer Ag Centrifugal pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108350904A (en) * 2015-08-31 2018-07-31 施乐百有限公司 Fan wheel, fan and system with at least one fan

Also Published As

Publication number Publication date
DE3137554A1 (en) 1983-03-31
CH662618A5 (en) 1987-10-15
GB2105791A (en) 1983-03-30
FR2513324B1 (en) 1987-06-12
FR2513324A1 (en) 1983-03-25

Similar Documents

Publication Publication Date Title
GB2105791B (en) Centrifugal fan
GB2143285B (en) Centrifugal impeller
GB2094400B (en) Electric fan
DE3275000D1 (en) Impeller for centrifugal compressor
GB8318063D0 (en) Axial-flow fan
HK93884A (en) Fan
JPS5751997A (en) Fan
DE3267316D1 (en) Centrifugal device
GB2092226B (en) Centrifugal pumps
GB2140085B (en) Centrifugal fan volute
GB2090338B (en) Centrifugal fan
DE3274750D1 (en) Fan shroud
GB2114675B (en) Centrifugal fan impeller
DE3270145D1 (en) Fan blade structure
GB2092227B (en) Centrifugal fan arrangement
GB8322921D0 (en) Fan
GB2119440B (en) Centrifugal fans
EP0107024A3 (en) Centrifugal fan
JPS56120890A (en) Fan
MY8700205A (en) Centrifugal fans
GB8520070D0 (en) Centrifugal fan
GB2067672B (en) Centrifugal blower impeller
GB2067673B (en) Centrifugal blower impeller
SU963350A1 (en) Centrifugal fan impeller
ZA845118B (en) Impeller for centrifugal fan

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee