BR8504907A - Helio propulsora - Google Patents

Helio propulsora

Info

Publication number: BR8504907A
Authority: BR; Brazil
Prior art keywords: propulsora; helio; helio propulsora
Prior art date: 1985-02-07

Application number

BR8504907A

Other languages

English (en)

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.)

1985-02-07

Filing date

1985-10-04

Publication date

1986-12-16

1985-10-04 Application filed by United Technologies Corp filed Critical United Technologies Corp

1986-12-16 Publication of BR8504907A publication Critical patent/BR8504907A/pt

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)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Percussion Or Vibration Massage (AREA)

BR8504907A 1985-02-07 1985-10-04 Helio propulsora BR8504907A (pt)

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 (pt)	1986-12-16

Family

ID=24808020

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8504907A BR8504907A (pt)	1985-02-07	1985-10-04	Helio propulsora

Country Status (7)

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

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2605588B1 (fr) *	1986-10-24	1989-04-28	Onera (Off Nat Aerospatiale)	Perfectionnements apportes aux helices aeriennes, notamment pour propulseurs d'aeronef
USRE34207E (en) *	1986-11-19	1993-03-30	General Electric Company	Counterrotating aircraft propulsor blades
DE3738785A1 (de) *	1986-11-19	1988-05-26	Gen Electric	Gegenlaeufig rotierende flugzeug-antriebsschaufeln
US5165856A (en) *	1988-06-02	1992-11-24	General Electric Company	Fan blade mount
US5102302A (en) *	1988-06-02	1992-04-07	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
WO2015175052A2 (en)	2014-02-19	2015-11-19	United Technologies Corporation	Gas turbine engine airfoil
EP3108105B1 (en)	2014-02-19	2021-05-12	Raytheon Technologies Corporation	Gas turbine engine airfoil
US10465702B2 (en)	2014-02-19	2019-11-05	United Technologies Corporation	Gas turbine engine airfoil
EP4279747A3 (en)	2014-02-19	2024-03-13	RTX Corporation	Turbofan engine with geared architecture and lpc blades
US10385866B2 (en)	2014-02-19	2019-08-20	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
EP3108120B1 (en)	2014-02-19	2021-03-31	Raytheon Technologies Corporation	Gas turbine engine having a geared architecture and a specific fixed airfoil structure
EP3108121B1 (en)	2014-02-19	2023-09-06	Raytheon Technologies Corporation	Turbofan engine with geared architecture and lpc airfoils
US9347323B2 (en)	2014-02-19	2016-05-24	United Technologies Corporation	Gas turbine engine airfoil total chord relative to span
WO2015126453A1 (en)	2014-02-19	2015-08-27	United Technologies Corporation	Gas turbine engine airfoil
US10502229B2 (en)	2014-02-19	2019-12-10	United Technologies Corporation	Gas turbine engine airfoil
US9567858B2 (en)	2014-02-19	2017-02-14	United Technologies Corporation	Gas turbine engine airfoil
WO2015126454A1 (en)	2014-02-19	2015-08-27	United Technologies Corporation	Gas turbine engine airfoil
WO2015127032A1 (en)	2014-02-19	2015-08-27	United Technologies Corporation	Gas turbine engine airfoil
WO2015175044A2 (en)	2014-02-19	2015-11-19	United Technologies Corporation	Gas turbine engine airfoil
WO2015175073A2 (en)	2014-02-19	2015-11-19	United Technologies Corporation	Gas turbine engine airfoil
WO2015126837A1 (en)	2014-02-19	2015-08-27	United Technologies Corporation	Gas turbine engine airfoil
EP3108109B1 (en)	2014-02-19	2023-09-13	Raytheon Technologies Corporation	Gas turbine engine fan blade
US10590775B2 (en)	2014-02-19	2020-03-17	United Technologies Corporation	Gas turbine engine airfoil
WO2015126715A1 (en)	2014-02-19	2015-08-27	United Technologies Corporation	Gas turbine engine airfoil
EP3108113A4 (en)	2014-02-19	2017-03-15	United Technologies Corporation	Gas turbine engine airfoil
WO2015126449A1 (en)	2014-02-19	2015-08-27	United Technologies Corporation	Gas turbine engine airfoil
FR3045565B1 (fr)	2015-12-21	2018-07-27	Airbus Helicopters	Pale de rotor d'aeronef a geometrie adaptee pour l'ameloration acoustique lors d'un vol d'approche et l'amelioration des performances en vol d'avancement
FR3045564B1 (fr)	2015-12-21	2018-08-17	Airbus Helicopters	Pale de rotor d'aeronef a geometrie adaptee pour l'amelioration acoustique lors de vols d'approche et l'amelioration des performances en vols stationnaire et d'avancement

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

1985
- 1985-08-16 CA CA000488883A patent/CA1270802A/en not_active Expired - Lifetime
- 1985-10-02 GB GB08524280A patent/GB2170868B/en not_active Expired
- 1985-10-03 DE DE19853535399 patent/DE3535399A1/de not_active Withdrawn
- 1985-10-04 BR BR8504907A patent/BR8504907A/pt not_active IP Right Cessation
- 1985-10-07 JP JP60223447A patent/JPS61181798A/ja active Pending
- 1985-10-07 FR FR8514818A patent/FR2576872B1/fr not_active Expired
- 1985-10-07 IT IT22377/85A patent/IT1185996B/it active

Also Published As

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

Publication	Publication Date	Title
BR8504907A (pt)	1986-12-16	Helio propulsora
ATA131986A (de)	1990-08-15	Eindicker
ATA4386A (de)	1988-04-15	Maishaecksler
BR8501248A (pt)	1986-10-29	Sulcador pontiagudo
ATA257585A (de)	1988-04-15	Ru-deruebungsgeraet
FI851085L (fi)	1986-09-20	Utjaemningsanordning foer en innloppslaoda i en pappersmaskin
BR8503827A (pt)	1985-10-22	Patrulhometro
BR8504833A (pt)	1987-05-05	Cefalometro
BE903210A (fr)	1985-12-31	Gripneiges
SE8504410D0 (sv)	1985-09-24	Engangsparaply
SE8504249D0 (sv)	1985-09-13	Lesbord
SE8501404D0 (sv)	1985-03-22	Vindkraftverksfundament
SE8500511D0 (sv)	1985-02-05	Sprenghalspropp
BR8505870A (pt)	1986-02-04	Comedouro
BR8505459A (pt)	1986-05-13	Poli-cacamba-pa
BR8505432A (pt)	1987-06-02	Lenco boca-a-boca
BR8505260A (pt)	1987-05-19	Raladeira
BR8505025A (pt)	1987-05-19	Bucha
BR8504276A (pt)	1987-04-07	Garagem-armario
BR8503788A (pt)	1987-03-17	Semeadeira-adubadeira
BR8503311A (pt)	1987-02-17	Cistotomico
BR8501720A (pt)	1985-09-17	Semeadeira-adubadeira
BR8501687A (pt)	1986-11-11	Phonex
BR8500544A (pt)	1986-09-09	Bi-telefone
BR8500399A (pt)	1985-07-23	Pedalkarte

Legal Events

Date	Code	Title	Description
1996-06-04	MM	Lapse due to non-payment of fees (art. 50)