CA2891864A1 - Variable-pitch rotor with remote counterweights - Google Patents

Variable-pitch rotor with remote counterweights Download PDF

Info

Publication number
CA2891864A1
CA2891864A1 CA2891864A CA2891864A CA2891864A1 CA 2891864 A1 CA2891864 A1 CA 2891864A1 CA 2891864 A CA2891864 A CA 2891864A CA 2891864 A CA2891864 A CA 2891864A CA 2891864 A1 CA2891864 A1 CA 2891864A1
Authority
CA
Canada
Prior art keywords
unison ring
blades
rotor structure
counterweights
counterweight
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.)
Abandoned
Application number
CA2891864A
Other languages
English (en)
French (fr)
Inventor
Daniel Alan NIERGARTH
Brandon Wayne Miller
Donald Albert Bradley
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
Publication of CA2891864A1 publication Critical patent/CA2891864A1/en
Abandoned legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Transmission Devices (AREA)
CA2891864A 2014-05-30 2015-05-21 Variable-pitch rotor with remote counterweights Abandoned CA2891864A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462005572P 2014-05-30 2014-05-30
US62/005,572 2014-05-30

Publications (1)

Publication Number Publication Date
CA2891864A1 true CA2891864A1 (en) 2015-11-30

Family

ID=54851680

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2891864A Abandoned CA2891864A1 (en) 2014-05-30 2015-05-21 Variable-pitch rotor with remote counterweights

Country Status (4)

Country Link
JP (1) JP6078103B2 (zh)
CN (1) CN105317736B (zh)
BR (1) BR102015012446A2 (zh)
CA (1) CA2891864A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10843790B2 (en) * 2016-08-01 2020-11-24 Kitty Hawk Corporation Bistable pitch propeller system with bidirectional propeller rotation
US10137981B2 (en) * 2017-03-31 2018-11-27 General Electric Company Electric propulsion system for an aircraft
FR3100563B1 (fr) * 2019-09-06 2021-08-06 Safran Aircraft Engines Moyeu polysphérique de turbomachine pour pales à calage variable
CN116773088B (zh) * 2023-06-16 2024-09-03 中国航空发动机研究院 一种发动机转子平衡系统及方法和发动机

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2177315A (en) * 1937-04-23 1939-10-24 Caria Ugo De Air propeller with automatically variable pitch
US2353334A (en) * 1942-04-27 1944-07-11 Virgil V Haugh Constant load transmission
US2417406A (en) * 1945-01-17 1947-03-18 Jr Harry D Burkhalter Change-speed transmission
GB2182727B (en) * 1985-11-12 1989-09-27 Gen Electric Propeller/fan pitch feathering apparatus
GB2218747B (en) * 1988-05-20 1993-01-27 Gen Electric Propeller/fan pitch feathering apparatus
GB2472437A (en) * 2009-08-06 2011-02-09 Vestas Wind Sys As Wind turbine rotor blade control based on detecting turbulence
FR2956377B1 (fr) * 2010-02-12 2012-09-14 Snecma Dispositif de commande par cremalleres de la position angulaire d'aubes pivotantes de turbomachine
FR2964942B1 (fr) * 2010-09-22 2013-06-07 Snecma Enceinte de protection des pignons de commande du pas d'une helice d'open-rotor
US20120328436A1 (en) * 2011-06-24 2012-12-27 Soidel William E Electromechanical actuator driven governor for ram air turbine

Also Published As

Publication number Publication date
JP6078103B2 (ja) 2017-02-08
JP2015227660A (ja) 2015-12-17
CN105317736B (zh) 2018-04-13
BR102015012446A2 (pt) 2016-10-18
CN105317736A (zh) 2016-02-10

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Legal Events

Date Code Title Description
FZDE Dead

Effective date: 20180921