IT1173408B - Ventilatore,del tipo a pale cave,avente l'interno di ciascuna pala sotto vuoto - Google Patents

Ventilatore,del tipo a pale cave,avente l'interno di ciascuna pala sotto vuoto

Info

Publication number
IT1173408B
IT1173408B IT19856/84A IT1985684A IT1173408B IT 1173408 B IT1173408 B IT 1173408B IT 19856/84 A IT19856/84 A IT 19856/84A IT 1985684 A IT1985684 A IT 1985684A IT 1173408 B IT1173408 B IT 1173408B
Authority
IT
Italy
Prior art keywords
vacuum
cave
ventilator
bladed type
bladed
Prior art date
Application number
IT19856/84A
Other languages
English (en)
Other versions
IT8419856A0 (it
Inventor
Massimiliano Nardella
Original Assignee
Hudson Italiana Spa
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 Hudson Italiana Spa filed Critical Hudson Italiana Spa
Priority to IT19856/84A priority Critical patent/IT1173408B/it
Publication of IT8419856A0 publication Critical patent/IT8419856A0/it
Priority to DE8585101840T priority patent/DE3564604D1/de
Priority to EP85101840A priority patent/EP0171492B1/en
Priority to US06/706,266 priority patent/US4692100A/en
Application granted granted Critical
Publication of IT1173408B publication Critical patent/IT1173408B/it

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
    • F04D29/388—Blades characterised by construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • 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
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT19856/84A 1984-02-29 1984-02-29 Ventilatore,del tipo a pale cave,avente l'interno di ciascuna pala sotto vuoto IT1173408B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT19856/84A IT1173408B (it) 1984-02-29 1984-02-29 Ventilatore,del tipo a pale cave,avente l'interno di ciascuna pala sotto vuoto
DE8585101840T DE3564604D1 (en) 1984-02-29 1985-02-20 Low noise hollow fan blade and process
EP85101840A EP0171492B1 (en) 1984-02-29 1985-02-20 Low noise hollow fan blade and process
US06/706,266 US4692100A (en) 1984-02-29 1985-02-27 Vacuum blade for a hollow type fan and process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19856/84A IT1173408B (it) 1984-02-29 1984-02-29 Ventilatore,del tipo a pale cave,avente l'interno di ciascuna pala sotto vuoto

Publications (2)

Publication Number Publication Date
IT8419856A0 IT8419856A0 (it) 1984-02-29
IT1173408B true IT1173408B (it) 1987-06-24

Family

ID=11161829

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19856/84A IT1173408B (it) 1984-02-29 1984-02-29 Ventilatore,del tipo a pale cave,avente l'interno di ciascuna pala sotto vuoto

Country Status (4)

Country Link
US (1) US4692100A (it)
EP (1) EP0171492B1 (it)
DE (1) DE3564604D1 (it)
IT (1) IT1173408B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK171333B1 (da) * 1992-11-05 1996-09-09 Bonus Energy As Vindmøllevinge
US5564901A (en) * 1993-12-14 1996-10-15 The Moore Company Low noise fan
FR2848620A1 (fr) * 2002-12-13 2004-06-18 Valeo Systemes Dessuyage Helice de refroidissement moteur pour vehicule automobile
EP3088298B1 (en) * 2015-04-28 2017-12-13 Hamilton Sundstrand Corporation Blade plug for communicating fluid therethrough
EP3088299B1 (en) 2015-04-28 2017-12-13 Hamilton Sundstrand Corporation Blade plug for communicating fluid therethrough

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR535480A (fr) * 1917-12-18 1922-04-15 Procédé d'emboutissage pour hélices aériennes
FR896389A (fr) * 1942-07-14 1945-02-20 Messerschmitt Boelkow Blohm Pale d'hélice aérienne creuse
US2405022A (en) * 1943-08-21 1946-07-30 Curtiss Wright Corp Propeller blade
US2652121A (en) * 1950-06-06 1953-09-15 United Aircraft Corp Hollow propeller blade with bulbed core
GB1323883A (en) * 1969-12-19 1973-07-18 Rolls Royce Aerofoil-shaped blade for a fluid flow machine and method of producing same
FR2081561B1 (it) * 1970-03-03 1973-04-06 Roussel Uclaf
US3667862A (en) * 1970-12-09 1972-06-06 Boeing Co Blade inspection system and method
NL7302368A (it) * 1973-02-21 1974-08-23
DE2443726A1 (de) * 1974-09-12 1976-03-25 Mueller & Co Helios App Verfahren zur herstellung von ventilatorfluegeln

Also Published As

Publication number Publication date
EP0171492A1 (en) 1986-02-19
US4692100A (en) 1987-09-08
EP0171492B1 (en) 1988-08-24
IT8419856A0 (it) 1984-02-29
DE3564604D1 (en) 1988-09-29

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