ES2076511T3 - Una helice. - Google Patents
Una helice.Info
- Publication number
- ES2076511T3 ES2076511T3 ES91900575T ES91900575T ES2076511T3 ES 2076511 T3 ES2076511 T3 ES 2076511T3 ES 91900575 T ES91900575 T ES 91900575T ES 91900575 T ES91900575 T ES 91900575T ES 2076511 T3 ES2076511 T3 ES 2076511T3
- Authority
- ES
- Spain
- Prior art keywords
- fan
- palette
- area
- external
- pallet
- 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
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
- 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
- F05D2240/307—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 tip 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)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
- Escalators And Moving Walkways (AREA)
Abstract
UNA PALETA (14) PARA UN ABANICO O VENTILADOR (10) QUE TIENE UNA ZONA DE TRANSICION BRUSCA ENTRE UNA ZONA DE PALETA INTERNA QUE TIENE UN ANGULO DE FLECHA DE BORDE PRINCIPAL, Y UNA ZONA DE PALETA EXTERNA QUE ES BARRIDA HACIA DELANTE CON FUERZA. LA ZONA DE PALETA EXTERNA SE CARACTERIZA ADEMAS POR UNA CUERDA DE PALETA CON UN RADIO INCREMENTADO. EL VENTILADOR TIENE UNA PEQUEÑA AMPLITUD DE PASO Y UN INTERCAMBIO DE RUIDO Y EFICACIA SUPERIOR.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/438,774 US5064345A (en) | 1989-11-16 | 1989-11-16 | Multi-sweep blade with abrupt sweep transition |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2076511T3 true ES2076511T3 (es) | 1995-11-01 |
Family
ID=23741959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES91900575T Expired - Lifetime ES2076511T3 (es) | 1989-11-16 | 1990-11-16 | Una helice. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5064345A (es) |
EP (1) | EP0500782B1 (es) |
JP (1) | JPH05501744A (es) |
DE (1) | DE69021076T2 (es) |
ES (1) | ES2076511T3 (es) |
WO (1) | WO1991007593A1 (es) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9022281D0 (en) * | 1990-10-13 | 1991-02-20 | Westland Helicopters | Helicopter rotor blades |
DE4326147C2 (de) * | 1993-05-19 | 1996-03-21 | Licentia Gmbh | Axiallüfter, insbesondere für ein Kühlgebläse eines Kraftfahrzeugmotors |
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 |
US5642985A (en) * | 1995-11-17 | 1997-07-01 | United Technologies Corporation | Swept turbomachinery blade |
US5961289A (en) * | 1995-11-22 | 1999-10-05 | Deutsche Forshungsanstalt Fur Luft-Und Raumfahrt E.V. | Cooling axial flow fan with reduced noise levels caused by swept laminar and/or asymmetrically staggered blades |
US6071077A (en) * | 1996-04-09 | 2000-06-06 | Rolls-Royce Plc | Swept fan blade |
DE19631093A1 (de) | 1996-08-01 | 1998-02-05 | Deutsche Forsch Luft Raumfahrt | Verfahren zur aeroakustischen Optimierung eines Axiallüfters |
US5769607A (en) * | 1997-02-04 | 1998-06-23 | Itt Automotive Electrical Systems, Inc. | High-pumping, high-efficiency fan with forward-swept blades |
GB2325402A (en) * | 1997-05-23 | 1998-11-25 | Stephen Paul Kemp | Laundry basket support stand |
ITTO980276A1 (it) | 1998-03-30 | 1999-09-30 | Gate Spa | Ventola assiale, particolarmente per autoveicoli. |
IT1303114B1 (it) * | 1998-10-08 | 2000-10-30 | Gate Spa | Ventola assiale, particolarmente per autoveicoli. |
US20040258531A1 (en) * | 2000-04-21 | 2004-12-23 | Ling-Zhong Zeng | Fan blade |
US6447251B1 (en) | 2000-04-21 | 2002-09-10 | Revcor, Inc. | Fan blade |
US6814545B2 (en) * | 2000-04-21 | 2004-11-09 | Revcor, Inc. | Fan blade |
US6712584B2 (en) * | 2000-04-21 | 2004-03-30 | Revcor, Inc. | Fan blade |
US6395969B1 (en) | 2000-07-28 | 2002-05-28 | Mxworks, Inc. | System and method for artistically integrating music and visual effects |
US6942457B2 (en) * | 2002-11-27 | 2005-09-13 | Revcor, Inc. | Fan assembly and method |
CA2558373A1 (en) * | 2004-03-18 | 2005-09-29 | Frank Daniel Lotrionte | Turbine and rotor therefor |
US7344360B2 (en) | 2004-09-29 | 2008-03-18 | General Electric Company | Wind turbine rotor blade with in-plane sweep and devices using same, and methods for making same |
JP4664890B2 (ja) * | 2006-11-02 | 2011-04-06 | 三菱重工業株式会社 | 遷音速翼及び軸流回転機 |
ITBO20070577A1 (it) | 2007-08-07 | 2009-02-08 | Spal Automotive Srl | Ventola a flusso assiale. |
US20090148294A1 (en) * | 2007-12-10 | 2009-06-11 | Minebea Co., Ltd. | Houseless fan with rotating tip ring as silencer |
US20090155076A1 (en) * | 2007-12-18 | 2009-06-18 | Minebea Co., Ltd. | Shrouded Dual-Swept Fan Impeller |
US8684698B2 (en) | 2011-03-25 | 2014-04-01 | General Electric Company | Compressor airfoil with tip dihedral |
US8702398B2 (en) | 2011-03-25 | 2014-04-22 | General Electric Company | High camber compressor rotor blade |
NO335877B1 (no) * | 2012-08-14 | 2015-03-16 | Rolls Royce Marine As | Ringpropell med forover vridning |
JP6064487B2 (ja) * | 2012-09-24 | 2017-01-25 | 株式会社デンソー | 送風機 |
US9404511B2 (en) * | 2013-03-13 | 2016-08-02 | Robert Bosch Gmbh | Free-tipped axial fan assembly with a thicker blade tip |
FR3028299B1 (fr) * | 2014-11-07 | 2019-11-22 | Valeo Systemes Thermiques | Ventilateur pour automobile a pales optimisees pour les forts debits |
US10018204B2 (en) * | 2015-12-02 | 2018-07-10 | Brose Fahrzeugteile Gmbh & Co. Kg, Wuerzburg | Fan and fan module |
JP7243125B2 (ja) * | 2018-10-23 | 2023-03-22 | 株式会社デンソー | 送風ファン |
DE102019105355B4 (de) * | 2019-03-04 | 2024-04-25 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Lüfterrad eines Axialventilators |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1146121A (en) * | 1914-11-27 | 1915-07-13 | Theodore Amnelius | Propeller. |
GB228072A (en) * | 1924-07-28 | 1925-01-29 | Joseph Jeremiah Callahan | Improvements in propellers |
US1825114A (en) * | 1929-04-12 | 1931-09-29 | Claud A Hendrickson | Ventilating fan |
US2212041A (en) * | 1939-06-08 | 1940-08-20 | Iig Electric Ventilating Compa | Fan wheel |
US3826591A (en) * | 1971-06-02 | 1974-07-30 | E Wilson | Centrifugal marine propeller |
US3972646A (en) * | 1974-04-12 | 1976-08-03 | Bolt Beranek And Newman, Inc. | Propeller blade structures and methods particularly adapted for marine ducted reversible thrusters and the like for minimizing cavitation and related noise |
JPS6021518Y2 (ja) * | 1980-03-07 | 1985-06-26 | アイシン精機株式会社 | 内燃機関の冷却装置用フアン |
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 |
US4459087A (en) * | 1982-06-02 | 1984-07-10 | Aciers Et Outillage Peugeot | Fan unit for an internal combustion engine of automobile vehicle |
US4569632A (en) * | 1983-11-08 | 1986-02-11 | Airflow Research And Manufacturing Corp. | Back-skewed fan |
DE3568072D1 (en) * | 1984-06-27 | 1989-03-09 | Fram Ltd Canada | Improved axial fan |
US4569631A (en) * | 1984-08-06 | 1986-02-11 | Airflow Research And Manufacturing Corp. | High strength fan |
CH667901A5 (de) * | 1985-05-02 | 1988-11-15 | Papst Motoren Gmbh & Co Kg | Einbauventilator. |
IT206701Z2 (it) * | 1985-08-02 | 1987-10-01 | Gate Spa | Ventilatore assiale particolarmente per autoveicoli |
JP2590514B2 (ja) * | 1987-03-13 | 1997-03-12 | 日本電装株式会社 | 送風ファン |
IT214345Z2 (it) * | 1988-04-01 | 1990-05-03 | Magneti Marelli Spa | Ventilatore assiale particolarmente per autoveicoli |
-
1989
- 1989-11-16 US US07/438,774 patent/US5064345A/en not_active Expired - Lifetime
-
1990
- 1990-11-16 EP EP91900575A patent/EP0500782B1/en not_active Expired - Lifetime
- 1990-11-16 DE DE69021076T patent/DE69021076T2/de not_active Expired - Lifetime
- 1990-11-16 ES ES91900575T patent/ES2076511T3/es not_active Expired - Lifetime
- 1990-11-16 JP JP3500866A patent/JPH05501744A/ja active Pending
- 1990-11-16 WO PCT/US1990/006743 patent/WO1991007593A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1991007593A1 (en) | 1991-05-30 |
DE69021076D1 (de) | 1995-08-24 |
EP0500782A4 (en) | 1992-06-24 |
US5064345A (en) | 1991-11-12 |
DE69021076T2 (de) | 1995-12-14 |
JPH05501744A (ja) | 1993-04-02 |
EP0500782A1 (en) | 1992-09-02 |
EP0500782B1 (en) | 1995-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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