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BR8504907A - HELIO PROPULSORA - Google Patents

HELIO PROPULSORA

Info

Publication number
BR8504907A
BR8504907A BR8504907A BR8504907A BR8504907A BR 8504907 A BR8504907 A BR 8504907A BR 8504907 A BR8504907 A BR 8504907A BR 8504907 A BR8504907 A BR 8504907A BR 8504907 A BR8504907 A BR 8504907A
Authority
BR
Brazil
Prior art keywords
propulsora
helio
helio propulsora
Prior art date
Application number
BR8504907A
Other languages
Portuguese (pt)
Inventor
Edward Allen Rothman
John Alfred Violette
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of BR8504907A publication Critical patent/BR8504907A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features
    • 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

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
BR8504907A 1985-02-07 1985-10-04 HELIO PROPULSORA BR8504907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69911985A 1985-02-07 1985-02-07

Publications (1)

Publication Number Publication Date
BR8504907A true BR8504907A (en) 1986-12-16

Family

ID=24808020

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8504907A BR8504907A (en) 1985-02-07 1985-10-04 HELIO PROPULSORA

Country Status (7)

Country Link
JP (1) JPS61181798A (en)
BR (1) BR8504907A (en)
CA (1) CA1270802A (en)
DE (1) DE3535399A1 (en)
FR (1) FR2576872B1 (en)
GB (1) GB2170868B (en)
IT (1) IT1185996B (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2605588B1 (en) * 1986-10-24 1989-04-28 Onera (Off Nat Aerospatiale) IMPROVEMENTS ON AIR PROPELLERS, ESPECIALLY FOR AIRCRAFT PROPELLERS
USRE34207E (en) * 1986-11-19 1993-03-30 General Electric Company Counterrotating aircraft propulsor blades
DE3738785A1 (en) * 1986-11-19 1988-05-26 Gen Electric CONTRA-ROTATING AIRPLANE DRIVE BLADES
US5102302A (en) * 1988-06-02 1992-04-07 General Electric Company Fan blade mount
US5165856A (en) * 1988-06-02 1992-11-24 General Electric Company Fan blade mount
GB2220712B (en) * 1988-07-13 1992-12-09 Rolls Royce Plc Open rotor blading
US4971641A (en) * 1988-11-14 1990-11-20 General Electric Company Method of making counterrotating aircraft propeller blades
US6071077A (en) * 1996-04-09 2000-06-06 Rolls-Royce Plc Swept fan blade
GB2469516A (en) * 2009-04-17 2010-10-20 Insensys Ltd Rotor blade with optical strain sensors covered by erosion shield
US20130340406A1 (en) 2012-01-31 2013-12-26 Edward J. Gallagher Fan stagger angle for geared gas turbine engine
WO2015126715A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
US10557477B2 (en) 2014-02-19 2020-02-11 United Technologies Corporation Gas turbine engine airfoil
EP3108105B1 (en) 2014-02-19 2021-05-12 Raytheon Technologies Corporation Gas turbine engine airfoil
EP3108110B1 (en) 2014-02-19 2020-04-22 United Technologies Corporation Gas turbine engine airfoil
EP3108120B1 (en) 2014-02-19 2021-03-31 Raytheon Technologies Corporation Gas turbine engine having a geared architecture and a specific fixed airfoil structure
WO2015126837A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
WO2015126454A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
US9163517B2 (en) 2014-02-19 2015-10-20 United Technologies Corporation Gas turbine engine airfoil
US9567858B2 (en) 2014-02-19 2017-02-14 United Technologies Corporation Gas turbine engine airfoil
US10465702B2 (en) 2014-02-19 2019-11-05 United Technologies Corporation Gas turbine engine airfoil
WO2015126774A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
US9599064B2 (en) 2014-02-19 2017-03-21 United Technologies Corporation Gas turbine engine airfoil
EP3108123B1 (en) 2014-02-19 2023-10-04 Raytheon Technologies Corporation Turbofan engine with geared architecture and lpc airfoils
WO2015175043A2 (en) 2014-02-19 2015-11-19 United Technologies Corporation Gas turbine engine airfoil
US10385866B2 (en) 2014-02-19 2019-08-20 United Technologies Corporation Gas turbine engine airfoil
WO2015126824A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
WO2015175058A2 (en) 2014-02-19 2015-11-19 United Technologies Corporation Gas turbine engine airfoil
WO2015126449A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
EP3108103B1 (en) 2014-02-19 2023-09-27 Raytheon Technologies Corporation Fan blade for a gas turbine engine
EP3108100B1 (en) 2014-02-19 2021-04-14 Raytheon Technologies Corporation Gas turbine engine fan blade
US10352331B2 (en) 2014-02-19 2019-07-16 United Technologies Corporation Gas turbine engine airfoil
WO2015175051A2 (en) 2014-02-19 2015-11-19 United Technologies Corporation Gas turbine engine airfoil
FR3045565B1 (en) 2015-12-21 2018-07-27 Airbus Helicopters AIRCRAFT ROTOR BLADE WITH GEOMETRY ADAPTED FOR ACOUSTIC IMPROVEMENT DURING AN APPROACH FLIGHT AND PERFORMANCE IMPROVEMENT IN FLYING
FR3045564B1 (en) 2015-12-21 2018-08-17 Airbus Helicopters AIRCRAFT ROTOR BLADE WITH GEOMETRY ADAPTED FOR ACOUSTIC IMPROVEMENT DURING APPROACH FLIGHTS AND PERFORMANCE IMPROVEMENT IN STATIONARY AND ADVANCED FLIGHTS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3989406A (en) * 1974-11-26 1976-11-02 Bolt Beranek And Newman, Inc. Method of and apparatus for preventing leading edge shocks and shock-related noise in transonic and supersonic rotor blades and the like
US4171183A (en) * 1976-09-24 1979-10-16 United Technologies Corporation Multi-bladed, high speed prop-fan
US4358246A (en) * 1979-07-16 1982-11-09 United Technologies Corporation Noise reduction means for prop-fan and the construction thereof

Also Published As

Publication number Publication date
IT1185996B (en) 1987-11-18
FR2576872B1 (en) 1987-07-24
GB8524280D0 (en) 1985-11-06
FR2576872A1 (en) 1986-08-08
CA1270802A (en) 1990-06-26
DE3535399A1 (en) 1986-08-07
JPS61181798A (en) 1986-08-14
GB2170868B (en) 1988-07-13
GB2170868A (en) 1986-08-13
IT8522377A0 (en) 1985-10-07

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)