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DE602004007248D1 - Hydraulisches verriegelungsstellglied - Google Patents

Hydraulisches verriegelungsstellglied

Info

Publication number
DE602004007248D1
DE602004007248D1 DE602004007248T DE602004007248T DE602004007248D1 DE 602004007248 D1 DE602004007248 D1 DE 602004007248D1 DE 602004007248 T DE602004007248 T DE 602004007248T DE 602004007248 T DE602004007248 T DE 602004007248T DE 602004007248 D1 DE602004007248 D1 DE 602004007248D1
Authority
DE
Germany
Prior art keywords
piston
lock
cylinder
main piston
lock segments
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
DE602004007248T
Other languages
English (en)
Other versions
DE602004007248T2 (de
Inventor
Kenneth E Hart
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.)
Woodward HRT Inc
Original Assignee
Woodward HRT Inc
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 Woodward HRT Inc filed Critical Woodward HRT Inc
Publication of DE602004007248D1 publication Critical patent/DE602004007248D1/de
Application granted granted Critical
Publication of DE602004007248T2 publication Critical patent/DE602004007248T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2807—Position switches, i.e. means for sensing of discrete positions only, e.g. limit switches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/26—Locking mechanisms
    • F15B15/261—Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Braking Arrangements (AREA)
  • Gripping On Spindles (AREA)
DE602004007248T 2003-03-17 2004-03-15 Hydraulisches verriegelungsstellglied Expired - Fee Related DE602004007248T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US390455 1999-09-07
US10/390,455 US6832540B2 (en) 2003-03-17 2003-03-17 Locking hydraulic actuator
PCT/US2004/008186 WO2004083649A1 (en) 2003-03-17 2004-03-15 Locking hydraulic actuator

Publications (2)

Publication Number Publication Date
DE602004007248D1 true DE602004007248D1 (de) 2007-08-09
DE602004007248T2 DE602004007248T2 (de) 2008-02-21

Family

ID=32987531

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004007248T Expired - Fee Related DE602004007248T2 (de) 2003-03-17 2004-03-15 Hydraulisches verriegelungsstellglied

Country Status (6)

Country Link
US (1) US6832540B2 (de)
EP (1) EP1604119B1 (de)
JP (1) JP2006520880A (de)
AT (1) ATE365871T1 (de)
DE (1) DE602004007248T2 (de)
WO (1) WO2004083649A1 (de)

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US6948685B2 (en) 2003-10-27 2005-09-27 Hr Textron, Inc. Locking device with solenoid release pin
US7216581B2 (en) * 2004-01-16 2007-05-15 The Boeing Company Piston locking actuator
JP4240514B2 (ja) * 2004-02-24 2009-03-18 本田技研工業株式会社 直動アクチエータ
DE102004049854B3 (de) * 2004-10-13 2006-04-27 Rheinmetall Landsysteme Gmbh Verfahrabsicherung für einen Hydraulikzylinder
US7195197B2 (en) * 2005-02-11 2007-03-27 Hr Textron, Inc. Techniques for controlling a fin with unlimited adjustment and no backlash
DE102005042511A1 (de) * 2005-09-07 2007-04-05 Airbus Deutschland Gmbh Trimmaktuator-Betätigungssystem für einen hydraulisch betätigbaren Trimmable Horizontal Stabilizer Actuator
CN101501346B (zh) 2006-07-28 2012-07-04 诺格伦有限责任公司 锁定活塞组件
EP1950427A1 (de) * 2007-01-17 2008-07-30 Carl Freudenberg KG Hydraulikzylinderanordnung
JP5306838B2 (ja) * 2008-12-26 2013-10-02 ナブテスコ株式会社 電動アクチュエータ
US8640563B2 (en) * 2011-05-25 2014-02-04 Hamilton Sundstrand Corporation Ram air turbine deployment actuator
CN102530244B (zh) * 2012-02-14 2014-04-09 南京航空航天大学 适用于起落架应急放的全电收放作动筒的工作方式
TWI607951B (zh) * 2012-02-28 2017-12-11 絕對設備私人有限公司 鎖定式起重機，及包含該鎖定式起重機的起重系統
US20150167702A1 (en) * 2013-12-12 2015-06-18 Triumph Actuation Systems - Yakima, LLC Actuator assemblies
US9399522B2 (en) 2014-02-20 2016-07-26 Hamilton Sundstrand Corporation Ram air turbine actuator
EP3149344B1 (de) * 2014-05-27 2020-01-08 MBDA ITALIA S.p.A. Anzeiger des hubendes eines hydraulischen stellglieds
WO2016014676A1 (en) * 2014-07-25 2016-01-28 Triumph Actuation Systems - Connecticut, Llc, Doing Business As Triumph Aerospace Systems - Seattle Ball screw actuator with internal locking
US9656763B2 (en) 2014-08-13 2017-05-23 Hamilton Sundstrand Corporation Stow lock pawl for a rat actuator
US9605692B2 (en) 2014-10-01 2017-03-28 Woodward, Inc. Locking rotary actuator
EP3109487A1 (de) 2015-06-26 2016-12-28 SPP Canada Aircraft, Inc. Duales hydraulisches verriegelungsstellglied für eine strukturstütze
CA2895679C (en) 2015-06-26 2017-12-12 V-Bond Lee Dual locking hydraulic actuator for structural brace
PL3165467T3 (pl) 2015-11-03 2020-03-31 Hamilton Sundstrand Corporation Mechanizm blokady siłownika
EP3239052B1 (de) * 2016-04-30 2019-02-06 Hamilton Sundstrand Corporation Ver- und entriegelungsmechanismus
US10247210B2 (en) 2017-02-10 2019-04-02 Honeywell International Inc. Hydraulic lock for thrust vector actuator
KR101915399B1 (ko) 2017-05-25 2018-11-05 주식회사 한화 랜딩기어 작동기 클로의 제조 방법
EP3473550B1 (de) * 2017-10-17 2020-07-01 CESA, Compania Espanola de Sistemas Aeronauticos, S.A. Elektrische teleskopstrebenkonstruktion
US10787841B2 (en) * 2018-07-11 2020-09-29 Marathonnorco Aerospace, Inc. Cable release system for a hold open rod mechanism
CN109505824A (zh) * 2018-12-21 2019-03-22 徐工集团工程机械股份有限公司 一种伸缩液压油缸自锁装置及安装其的机械锁紧液压油缸
US11512665B2 (en) * 2020-03-20 2022-11-29 The Boeing Company Locking linear actuator
US11945123B2 (en) 2020-04-28 2024-04-02 Altec Industries, Inc. Head mounted display for remote operation of machinery
CN113027863B (zh) * 2021-04-01 2022-04-19 韶关液压件厂有限公司 超长行程液压缸内置传感器保护装置
US11749978B1 (en) 2022-07-28 2023-09-05 Altec Industries, Inc. Cross-arm phase-lifter
US11839962B1 (en) 2022-07-28 2023-12-12 Altec Industries, Inc. Rotary tool for remote power line operations
US11717969B1 (en) * 2022-07-28 2023-08-08 Altec Industries, Inc. Cooperative high-capacity and high-dexterity manipulators
US11660750B1 (en) * 2022-07-28 2023-05-30 Altec Industries, Inc. Autonomous and semi-autonomous control of aerial robotic systems
US11794359B1 (en) 2022-07-28 2023-10-24 Altec Industries, Inc. Manual operation of a remote robot assembly
US11997429B2 (en) 2022-07-28 2024-05-28 Altec Industries, nc. Reducing latency in head-mounted display for the remote operation of machinery
US11689008B1 (en) 2022-07-28 2023-06-27 Altec Industries, Inc. Wire tensioning system
WO2025106501A1 (en) * 2023-11-15 2025-05-22 Parker-Hannifin Corporation Pressure differential piston locks for a linear actuator

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3251278A (en) 1964-12-16 1966-05-17 Robert H Royster Fluid pressure actuator with fluid pressure controlled locking means
JPS52154976A (en) 1976-06-18 1977-12-23 Teijin Seiki Co Ltd Actuator
JPS5321378A (en) * 1976-08-12 1978-02-27 Teijin Seiki Co Ltd Actuator
US4185539A (en) 1977-03-07 1980-01-29 Andrew Stratienko Locking device for hydraulic actuator
US4240332A (en) 1978-08-25 1980-12-23 Arkwin Industries, Inc. Fluid operated locking actuator
JPS5569306A (en) * 1978-11-16 1980-05-24 Teijin Seiki Co Ltd Fluidic device
US4470340A (en) 1980-04-01 1984-09-11 Baker Cac, Inc. Locking mechanism for fluid operated actuator
US4526058A (en) 1983-06-02 1985-07-02 Hr Textron Inc. Centering and lock mechanism for hydraulic actuator
US4712471A (en) 1986-08-29 1987-12-15 Ex-Cell-O Corporation Actuator locking mechanism
JPH01141905U (de) 1988-03-23 1989-09-28
JPH02292504A (ja) 1989-05-01 1990-12-04 Teijin Seiki Co Ltd ロック機構付液圧アクチュエータ
US4951552A (en) 1989-11-27 1990-08-28 Fox Anton F Locking cylinder
DE3942348A1 (de) 1989-12-21 1991-06-27 Pacoma Hydraulik Gmbh Verriegelbarer hydraulikzylinder
US5081910A (en) 1990-04-10 1992-01-21 Ascenzo Jr Frank D Locking linear actuator
US5095808A (en) * 1990-04-30 1992-03-17 Halliburton Company Sequential remote control plug release system
US5184465A (en) 1990-09-28 1993-02-09 The Boeing Company Landing gear drag strut actuator having self-contained pressure charge for emergency use
US5056418A (en) 1990-10-18 1991-10-15 Granger Stanley W Self-adjusting automatic locking piston for RAM blowout preventers
US5379969A (en) 1992-01-30 1995-01-10 The Boeing Company Hydraulic actuator with mechanical lock and installation
US5349894A (en) 1993-10-01 1994-09-27 Loud Engineering & Manufacturing Locking hydraulic actuator
IT1285239B1 (it) 1996-02-14 1998-06-03 Danilo Baruffaldi Dispositivo di bloccaggio dello scorrimento dello stelo di un attuatore lineare, ed attuatore lineare munito di tale dispositivo
JP3671198B2 (ja) 1997-06-13 2005-07-13 ナブテスコ株式会社 航空機用脚昇降装置
DE10207415B4 (de) * 2002-02-21 2014-01-16 Narr Beteiligungs Gmbh Hydraulischer oder pneumatischer Antrieb für einen Werkzeugspanner

Also Published As

Publication number Publication date
US20040182235A1 (en) 2004-09-23
JP2006520880A (ja) 2006-09-14
EP1604119A1 (de) 2005-12-14
ATE365871T1 (de) 2007-07-15
EP1604119B1 (de) 2007-06-27
US6832540B2 (en) 2004-12-21
WO2004083649A1 (en) 2004-09-30
DE602004007248T2 (de) 2008-02-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee