ES2071825T3 - Una helice de alta eficiencia. - Google Patents

Una helice de alta eficiencia.

Info

Publication number
ES2071825T3
ES2071825T3 ES90911891T ES90911891T ES2071825T3 ES 2071825 T3 ES2071825 T3 ES 2071825T3 ES 90911891 T ES90911891 T ES 90911891T ES 90911891 T ES90911891 T ES 90911891T ES 2071825 T3 ES2071825 T3 ES 2071825T3
Authority
ES
Spain
Prior art keywords
high efficiency
edge angle
efficiency propeller
propeller
paddles
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
ES90911891T
Other languages
English (en)
Inventor
Houten Robert J Van
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.)
Airflow Research and Manufacturing Corp
Original Assignee
Airflow Research and Manufacturing Corp
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 Airflow Research and Manufacturing Corp filed Critical Airflow Research and Manufacturing Corp
Application granted granted Critical
Publication of ES2071825T3 publication Critical patent/ES2071825T3/es
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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • F04D29/386—Skewed blades
    • 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
    • F04D29/326—Rotors specially for elastic fluids for axial flow pumps for axial flow fans comprising a rotating shroud
    • 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
    • F04D29/388—Blades characterised by construction
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/05—Variable camber or chord length

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

LA INVENCION DESCRIBE UN VENTILADOR AXIAL (6) PARA PASAR AIRE A TRAVES DE UN INTERCAMBIADOR DE CALOR (12), COMPRENDIENDO EL VENTILADOR UNA MASA (4) QUE ROTA SOBRE UN EJE Y UNA PLURALIDAD DE PALETAS (10), EXTENDIENDOSE CADA UNA DE ELLAS RADIALMENTE HACIA FUERA DESDE UNA PARTE DE RAIZ UNIDA A LA MASA A UNA PARTE DE PUNTA (15), CARACTERIZANDOSE LAS PALETAS POR UN ANGULO DE BORDE DE SALIDA QUE VARIA APROXIMADAMENTE 40 LA EXTENSION RADIAL DE CADA PALETA. EL ANGULO DE BORDE DE SALIDA ES PREFERIBLEMENTE MAYOR DE 60
ES90911891T 1989-08-11 1990-08-09 Una helice de alta eficiencia. Expired - Lifetime ES2071825T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/392,347 US4971520A (en) 1989-08-11 1989-08-11 High efficiency fan

Publications (1)

Publication Number Publication Date
ES2071825T3 true ES2071825T3 (es) 1995-07-01

Family

ID=23550227

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90911891T Expired - Lifetime ES2071825T3 (es) 1989-08-11 1990-08-09 Una helice de alta eficiencia.

Country Status (5)

Country Link
US (1) US4971520A (es)
EP (1) EP0486544B1 (es)
DE (1) DE69018470T2 (es)
ES (1) ES2071825T3 (es)
WO (1) WO1991002164A1 (es)

Families Citing this family (48)

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US5273400A (en) * 1992-02-18 1993-12-28 Carrier Corporation Axial flow fan and fan orifice
KR950007521B1 (ko) * 1992-08-14 1995-07-11 엘지전자주식회사 시로코우 팬
US5320493A (en) * 1992-12-16 1994-06-14 Industrial Technology Research Institute Ultra-thin low noise axial flow fan for office automation machines
US5437541A (en) * 1993-12-30 1995-08-01 Vainrub; John Blade for axial fan
US5454690A (en) * 1994-01-13 1995-10-03 Shop Vac Corporation Air flow housing
US5478201A (en) * 1994-06-13 1995-12-26 Carrier Corporation Centrifugal fan inlet orifice and impeller assembly
US5730583A (en) * 1994-09-29 1998-03-24 Valeo Thermique Moteur Axial flow fan blade structure
US5588804A (en) * 1994-11-18 1996-12-31 Itt Automotive Electrical Systems, Inc. High-lift airfoil with bulbous leading edge
US5624234A (en) * 1994-11-18 1997-04-29 Itt Automotive Electrical Systems, Inc. Fan blade with curved planform and high-lift airfoil having bulbous leading edge
US5616004A (en) * 1995-04-19 1997-04-01 Valeo Thermique Moteur Axial flow fan
US5588803A (en) * 1995-12-01 1996-12-31 General Motors Corporation Centrifugal impeller with simplified manufacture
CN2304777Y (zh) * 1997-05-28 1999-01-20 韩玮 轮式桨扇
US6856941B2 (en) 1998-07-20 2005-02-15 Minebea Co., Ltd. Impeller blade for axial flow fan having counter-rotating impellers
US6129528A (en) 1998-07-20 2000-10-10 Nmb Usa Inc. Axial flow fan having a compact circuit board and impeller blade arrangement
US6565334B1 (en) 1998-07-20 2003-05-20 Phillip James Bradbury Axial flow fan having counter-rotating dual impeller blade arrangement
KR100648089B1 (ko) * 1999-12-30 2006-11-23 한라공조주식회사 축류송풍기
US6814545B2 (en) * 2000-04-21 2004-11-09 Revcor, Inc. Fan blade
US6712584B2 (en) * 2000-04-21 2004-03-30 Revcor, Inc. Fan blade
US6447251B1 (en) 2000-04-21 2002-09-10 Revcor, Inc. Fan blade
US20030124001A1 (en) * 2002-01-02 2003-07-03 Chien-Jung Chen Heatsink fan structure
US6914779B2 (en) * 2002-02-15 2005-07-05 Microsoft Corporation Controlling thermal, acoustic, and/or electromagnetic properties of a computing device
US7249931B2 (en) * 2002-03-30 2007-07-31 University Of Central Florida Research Foundation, Inc. High efficiency air conditioner condenser fan with performance enhancements
US7014423B2 (en) * 2002-03-30 2006-03-21 University Of Central Florida Research Foundation, Inc. High efficiency air conditioner condenser fan
US6942457B2 (en) * 2002-11-27 2005-09-13 Revcor, Inc. Fan assembly and method
USD566263S1 (en) 2003-03-27 2008-04-08 Research Foundation Of The University Of Central Florida High efficiency air conditioner condenser twisted fan blades and hub
USD555782S1 (en) 2003-03-27 2007-11-20 Research Foundation Of The University Of Central Florida, Inc. High efficiency air conditioner condenser twisted fan blades and hub
USD510998S1 (en) 2003-03-27 2005-10-25 Research Foundation Of The University Of Central Florida High efficiency air conditioner condenser twisted fan blades and hub
TWI236520B (en) * 2004-02-18 2005-07-21 Delta Electronics Inc Axial flow fan
DE102005005977A1 (de) * 2005-02-09 2006-08-10 Behr Gmbh & Co. Kg Axiallüfter
US7374403B2 (en) * 2005-04-07 2008-05-20 General Electric Company Low solidity turbofan
US7476086B2 (en) * 2005-04-07 2009-01-13 General Electric Company Tip cambered swept blade
JP4844190B2 (ja) * 2006-03-27 2011-12-28 パナソニック株式会社 プロペラファンおよびパイプ用換気扇
KR20080062891A (ko) * 2006-12-29 2008-07-03 엘지전자 주식회사 공기조화기의 팬
KR101546905B1 (ko) * 2008-01-30 2015-08-24 엘지전자 주식회사 공기조화기용 실외기
USD663689S1 (en) * 2011-06-01 2012-07-17 Lee Lawrence K Windmill blade
USD668606S1 (en) * 2011-09-30 2012-10-09 Lee Lawrence K Windmill blade
JP2013209956A (ja) * 2012-03-30 2013-10-10 Sanyo Denki Co Ltd 軸流ファン
EP2971521B1 (en) 2013-03-11 2022-06-22 Rolls-Royce Corporation Gas turbine engine flow path geometry
JP1555680S (es) * 2016-03-01 2016-08-08
US10458426B2 (en) 2016-09-15 2019-10-29 General Electric Company Aircraft fan with low part-span solidity
USD930722S1 (en) 2020-11-23 2021-09-14 Elliot Kremerman Spinner with magnets
USD935496S1 (en) 2021-08-02 2021-11-09 Elliot Kremerman Spinner
USD934930S1 (en) 2021-08-02 2021-11-02 Elliot Kremerman Spinner
USD934316S1 (en) 2021-08-02 2021-10-26 Elliot Kremerman Spinner
USD935497S1 (en) 2021-08-02 2021-11-09 Elliot Kremerman Spinner
US12345177B2 (en) 2023-02-20 2025-07-01 General Electric Company Turbine engine with composite airfoils
US12331661B2 (en) 2023-02-20 2025-06-17 General Electric Company Turbine engine with composite airfoils
US12352284B2 (en) 2023-02-20 2025-07-08 General Electric Company Turbine engine with composite airfoils

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* Cited by examiner, † Cited by third party
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US652123A (en) * 1899-09-14 1900-06-19 Peter Godfroy Lavigne Screw-propeller.
US1620875A (en) * 1921-03-07 1927-03-15 Gail G Currie Fan wheel
US1706608A (en) * 1927-08-05 1929-03-26 Frank W Holmes Fan
GB356691A (en) * 1930-03-08 1931-09-08 Mykas Adamcikas Improvements in and relating to the blades of fans or ventilators
GB376647A (en) * 1932-01-01 1932-07-14 William Alexander Improvements in the blades of screw rotors for operating with any fluid
US2569632A (en) * 1949-09-12 1951-10-02 Safway Steel Products Inc Joint
US2915238A (en) * 1953-10-23 1959-12-01 Szydlowski Joseph Axial flow compressors
US2936948A (en) * 1954-10-15 1960-05-17 Eck Bruno Christian Axial blower with cone-shaped hub
US3014534A (en) * 1957-04-16 1961-12-26 Enso Gutzeit Oy Impeller, propeller and the like for producing axial effect, particularly axial air flow
FR1183713A (fr) * 1957-07-12 1959-07-13 Calor Sa Hélice en matière moulée
US2976352A (en) * 1957-11-14 1961-03-21 Torrington Mfg Co Blower unit
FR1218500A (fr) * 1958-12-12 1960-05-11 Lyonnaise Ventilation Perfectionnements apportés aux ventilateurs hélicoïdes à accélération méridienne
DE1111334B (de) * 1959-09-04 1961-07-20 Paul Pollrich & Comp Ventilator oder Kreiselpumpe mit Gehaeuse
FR1256045A (fr) * 1960-02-03 1961-03-17 Perfectionnements apportés aux roues de compresseurs axiaux travaillant à des vitesses transsoniques et supersoniques
FR77081E (fr) * 1960-02-03 1962-01-12 Perfectionnements apportés aux roues de compresseurs axiaux
US3111173A (en) * 1960-06-30 1963-11-19 Torrington Mfg Co Fan with slinger ring
FR1326701A (fr) * 1962-05-09 1963-05-10 Plannair Ltd Perfectionnements apportés aux soufflantes et aux compresseurs rotatifs
US3169694A (en) * 1963-04-08 1965-02-16 Borchers Ariel George Propeller fans and the like
DE1428273C3 (de) * 1964-09-29 1973-01-04 Siemens Ag, 1000 Berlin U. 8000 Muenchen Flügelrad für einen geräuscharmen Axialventilator
US3444817A (en) * 1967-08-23 1969-05-20 William J Caldwell Fluid pump
DE2327125C3 (de) * 1973-05-28 1979-11-15 Siemens Ag, 1000 Berlin Und 8000 Muenchen Axialventilator mit Gehäuse
US3995603A (en) * 1974-04-08 1976-12-07 Hans List Cooler-cum-blower assembly for internal combustion engines
JPS5688995U (es) * 1979-12-12 1981-07-16
US4358245A (en) * 1980-09-18 1982-11-09 Bolt Beranek And Newman Inc. Low noise fan
US4685513A (en) * 1981-11-24 1987-08-11 General Motors Corporation Engine cooling fan and fan shrouding arrangement
US4569632A (en) * 1983-11-08 1986-02-11 Airflow Research And Manufacturing Corp. Back-skewed fan
FR2617904B1 (fr) * 1987-07-09 1992-05-22 Peugeot Aciers Et Outillage Pale falciforme pour helice et son application notamment aux motoventilateurs pour automobiles
US4900229A (en) * 1989-05-30 1990-02-13 Siemens-Bendix Automotive Electronic Limited Axial flow ring fan
US4915588A (en) * 1989-06-08 1990-04-10 Siemens-Bendix Automotive Electronics Limited Axial flow ring fan with fall off

Also Published As

Publication number Publication date
EP0486544A1 (en) 1992-05-27
DE69018470T2 (de) 1995-07-27
US4971520A (en) 1990-11-20
EP0486544A4 (en) 1992-04-02
DE69018470D1 (de) 1995-05-11
WO1991002164A1 (en) 1991-02-21
EP0486544B1 (en) 1995-04-05

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