CA1308922C - Moteur a helices transoniques contrarotatives et sans motoreducteur - Google Patents

Moteur a helices transoniques contrarotatives et sans motoreducteur

Info

Publication number
CA1308922C
CA1308922C CA000602907A CA602907A CA1308922C CA 1308922 C CA1308922 C CA 1308922C CA 000602907 A CA000602907 A CA 000602907A CA 602907 A CA602907 A CA 602907A CA 1308922 C CA1308922 C CA 1308922C
Authority
CA
Canada
Prior art keywords
engine
fan
gas turbine
blades
bypass ratio
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 - Fee Related
Application number
CA000602907A
Other languages
English (en)
Inventor
John B. Taylor
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Priority to CA000602907A priority Critical patent/CA1308922C/fr
Application granted granted Critical
Publication of CA1308922C publication Critical patent/CA1308922C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers
    • B64C11/308—Blade pitch-changing mechanisms specially adapted for contrarotating propellers automatic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • 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
CA000602907A 1989-06-15 1989-06-15 Moteur a helices transoniques contrarotatives et sans motoreducteur Expired - Fee Related CA1308922C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000602907A CA1308922C (fr) 1989-06-15 1989-06-15 Moteur a helices transoniques contrarotatives et sans motoreducteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000602907A CA1308922C (fr) 1989-06-15 1989-06-15 Moteur a helices transoniques contrarotatives et sans motoreducteur

Publications (1)

Publication Number Publication Date
CA1308922C true CA1308922C (fr) 1992-10-20

Family

ID=4140215

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000602907A Expired - Fee Related CA1308922C (fr) 1989-06-15 1989-06-15 Moteur a helices transoniques contrarotatives et sans motoreducteur

Country Status (1)

Country Link
CA (1) CA1308922C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252935A (zh) * 2016-12-29 2018-07-06 上海鼓风机厂有限公司 多级涵道式轴流压缩机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252935A (zh) * 2016-12-29 2018-07-06 上海鼓风机厂有限公司 多级涵道式轴流压缩机

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Legal Events

Date Code Title Description
MKLA Lapsed