GB2218747B - Propeller/fan pitch feathering apparatus - Google Patents

Propeller/fan pitch feathering apparatus

Info

Publication number
GB2218747B
GB2218747B GB8902397A GB8902397A GB2218747B GB 2218747 B GB2218747 B GB 2218747B GB 8902397 A GB8902397 A GB 8902397A GB 8902397 A GB8902397 A GB 8902397A GB 2218747 B GB2218747 B GB 2218747B
Authority
GB
United Kingdom
Prior art keywords
propeller
fan pitch
feathering apparatus
pitch feathering
fan
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
GB8902397A
Other versions
GB2218747A (en
GB8902397D0 (en
Inventor
Jan Christopher Schilling
Arthur Paul Adamson
Julius Bathori
Neil Walker
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
Priority claimed from US07/196,888 external-priority patent/US4913623A/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of GB8902397D0 publication Critical patent/GB8902397D0/en
Publication of GB2218747A publication Critical patent/GB2218747A/en
Application granted granted Critical
Publication of GB2218747B publication Critical patent/GB2218747B/en
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
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • B64C11/34—Blade pitch-changing mechanisms mechanical automatic
    • B64C11/346—Blade pitch-changing mechanisms mechanical automatic actuated by the centrifugal force or the aerodynamic drag acting on auxiliary masses or surfaces
GB8902397A 1988-05-20 1989-02-03 Propeller/fan pitch feathering apparatus Expired - Fee Related GB2218747B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/196,888 US4913623A (en) 1985-11-12 1988-05-20 Propeller/fan-pitch feathering apparatus

Publications (3)

Publication Number Publication Date
GB8902397D0 GB8902397D0 (en) 1989-03-22
GB2218747A GB2218747A (en) 1989-11-22
GB2218747B true GB2218747B (en) 1993-01-27

Family

ID=22727161

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8902397A Expired - Fee Related GB2218747B (en) 1988-05-20 1989-02-03 Propeller/fan pitch feathering apparatus

Country Status (5)

Country Link
JP (1) JPH01314696A (en)
DE (1) DE3906814A1 (en)
FR (1) FR2631603A1 (en)
GB (1) GB2218747B (en)
IT (1) IT1231537B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9114894D0 (en) * 1991-07-10 1991-08-28 Dowty Aerospace Gloucester A pitch control mechanism
FR2928977B1 (en) * 2008-03-21 2010-04-09 Snecma SYSTEM FOR CONTRAROTATIVE PROPELLERS HAVING A DEVICE FOR FLAPPING PROPELLER BLADES
FR2937678B1 (en) * 2008-10-23 2013-11-22 Snecma DEVICE FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A TURBOPROPULSEUR
FR2956854B1 (en) 2010-03-01 2012-08-17 Snecma DEVICE FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A COUNTERPROOF TURBOPROPULSOR.
FR2965021B1 (en) * 2010-09-22 2015-04-03 Snecma HYDRAULIC CYLINDER FOR A SYSTEM FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A TURBOPROPULSER.
FR2967397B1 (en) * 2010-11-16 2012-11-16 Snecma DEVICE FOR PASSING A REVERSE PROPELLER COMPRISING A ACTUATOR ACTING ON A MANETON
FR3009710B1 (en) 2013-08-14 2017-04-14 Snecma ROTOR FOR TURBOMACHINE PROPELLER WITH DEVICE FOR FLAGING PROPELLER BLADES
US9527579B2 (en) * 2013-10-25 2016-12-27 Hamilton Sundstrand Corporation Pivoting blade counterweight
US9869190B2 (en) * 2014-05-30 2018-01-16 General Electric Company Variable-pitch rotor with remote counterweights
CA2891864A1 (en) * 2014-05-30 2015-11-30 Daniel Alan NIERGARTH Variable-pitch rotor with remote counterweights
US10072510B2 (en) 2014-11-21 2018-09-11 General Electric Company Variable pitch fan for gas turbine engine and method of assembling the same
US10100653B2 (en) 2015-10-08 2018-10-16 General Electric Company Variable pitch fan blade retention system
US11505306B2 (en) 2021-04-05 2022-11-22 General Electric Company Variable pitch fan assembly with remote counterweights
US11674435B2 (en) 2021-06-29 2023-06-13 General Electric Company Levered counterweight feathering system
US11795964B2 (en) 2021-07-16 2023-10-24 General Electric Company Levered counterweight feathering system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129502A (en) * 1982-11-01 1984-05-16 Gen Electric Counter rotation power turbine
GB2169033A (en) * 1984-12-03 1986-07-02 Gen Electric Counterrotating power turbine
GB2174762A (en) * 1985-05-01 1986-11-12 Gen Electric Counter rotation power turbine
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
GB2182727A (en) * 1985-11-12 1987-05-20 Gen Electric Propeller/fan pitch feathering apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB293307A (en) * 1927-07-02 1929-12-30 Robert Richard Gobereau Propellers with automatically variable pitch
US2306096A (en) * 1938-11-05 1942-12-22 Edwin W Vose Aircraft propeller
US4772180A (en) * 1986-08-29 1988-09-20 General Electric Company Aircraft thrust control

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129502A (en) * 1982-11-01 1984-05-16 Gen Electric Counter rotation power turbine
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
GB2169033A (en) * 1984-12-03 1986-07-02 Gen Electric Counterrotating power turbine
GB2174762A (en) * 1985-05-01 1986-11-12 Gen Electric Counter rotation power turbine
GB2182727A (en) * 1985-11-12 1987-05-20 Gen Electric Propeller/fan pitch feathering apparatus

Also Published As

Publication number Publication date
DE3906814A1 (en) 1989-11-30
FR2631603A1 (en) 1989-11-24
JPH01314696A (en) 1989-12-19
IT1231537B (en) 1991-12-17
IT8919482A0 (en) 1989-02-17
GB2218747A (en) 1989-11-22
GB8902397D0 (en) 1989-03-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940203