JPS61159287A - 自己ロック流体作動作動器 - Google Patents

自己ロック流体作動作動器

Info

Publication number
JPS61159287A
JPS61159287A JP60256828A JP25682885A JPS61159287A JP S61159287 A JPS61159287 A JP S61159287A JP 60256828 A JP60256828 A JP 60256828A JP 25682885 A JP25682885 A JP 25682885A JP S61159287 A JPS61159287 A JP S61159287A
Authority
JP
Japan
Prior art keywords
piston
stem
actuator
cylinder
sleeve
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.)
Granted
Application number
JP60256828A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0571356B2 (en]
Inventor
フランチエスコ・デラ・ロツカ
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.)
Alfa Romeo Auto SpA
Original Assignee
Alfa Romeo Auto SpA
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 Alfa Romeo Auto SpA filed Critical Alfa Romeo Auto SpA
Publication of JPS61159287A publication Critical patent/JPS61159287A/ja
Publication of JPH0571356B2 publication Critical patent/JPH0571356B2/ja
Granted 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
    • F15B15/26—Locking mechanisms
    • F15B15/261—Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00—Programme-controlled manipulators
    • B25J9/10—Programme-controlled manipulators characterised by positioning means for manipulator elements
    • B25J9/14—Programme-controlled manipulators characterised by positioning means for manipulator elements fluid
    • B25J9/144—Linear actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Resistance Welding (AREA)
  • Actuator (AREA)
JP60256828A 1984-11-19 1985-11-18 自己ロック流体作動作動器 Granted JPS61159287A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT23652/84A IT1177258B (it) 1984-11-19 1984-11-19 Attuatore autobloccante, a fluido
IT23652A/84 1984-11-19

Publications (2)

Publication Number Publication Date
JPS61159287A true JPS61159287A (ja) 1986-07-18
JPH0571356B2 JPH0571356B2 (en]) 1993-10-07

Family

ID=11208901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60256828A Granted JPS61159287A (ja) 1984-11-19 1985-11-18 自己ロック流体作動作動器

Country Status (5)

Country Link
US (1) US4742758A (en])
JP (1) JPS61159287A (en])
DE (1) DE3540277A1 (en])
FR (1) FR2573491B1 (en])
IT (1) IT1177258B (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180054556A (ko) * 2015-06-17 2018-05-24 인터내셔널 박시즈 에스.알.엘. 비교적 강성인 물질의 작업툴용 공압구동유닛과 비교적 강성인 물질을 가공하기 위한 작업기계

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2092288B (en) * 1980-12-10 1984-08-01 Munters Ab Carl Packing for use in cooling towers
CH663826A5 (de) * 1987-02-26 1988-01-15 Bieri Ag Liebefeld H Druckfluid beaufschlagbare, verriegelbare spannzylinder-kolbeneinheit.
DE3732561A1 (de) * 1987-09-26 1989-04-13 Daimler Benz Ag Verriegelbarer hydraulikzylinder
DE3811883A1 (de) * 1988-04-09 1989-06-22 Daimler Benz Ag Kupplungsvorrichtung fuer zwei durch verschiebung in der richtung einer gemeinsamen kupplungsachse trennbare koerper
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
CZ293392B6 (cs) * 2001-01-11 2004-04-14 Vae Eisenbahnsysteme Gmbh Zařízení na přestavování a blokování pohyblivých dílů výhybek
WO2011098745A2 (en) * 2010-02-10 2011-08-18 Messier-Dowty Ltd Landing gear with steerable axle
US8715132B2 (en) 2010-12-31 2014-05-06 Woodward Hrt, Inc. Linear actuator and method of operation thereof
JP5129378B1 (ja) * 2011-08-26 2013-01-30 株式会社コスメック 倍力機構付きシリンダ装置
JP6410342B2 (ja) * 2014-06-04 2018-10-24 パスカルエンジニアリング株式会社 流体圧シリンダ及びクランプ装置
US11473658B2 (en) 2020-11-30 2022-10-18 Woodward, Inc. Locking compound rotary actuator
US11746865B2 (en) 2021-09-15 2023-09-05 Woodward, Inc. Compound rotary actuator with separately commanded lock actuation
US12196277B2 (en) 2022-07-08 2025-01-14 Woodward, Inc. Rotary electromagnetic locking actuator
WO2025106501A1 (en) * 2023-11-15 2025-05-22 Parker-Hannifin Corporation Pressure differential piston locks for a linear actuator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596949U (en]) * 1979-12-31 1980-07-05

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE715461C (de) * 1939-12-28 1941-12-22 Mahle Kg Verstellstrebe fuer Flugzeuge
US2660028A (en) * 1952-12-05 1953-11-24 Gen Motors Corp Dual drive actuator
SU197709A1 (en]) * 1965-02-20 1967-08-18
US3397620A (en) * 1966-10-06 1968-08-20 Milwaukee Cylinder Corp Fluid actuator with annular piston locking means
FR1552236A (en]) * 1967-11-23 1969-01-03
US3605568A (en) * 1969-09-15 1971-09-20 Western Hydraulics Inc Hydraulic actuator with center lock
DE2034634B2 (de) * 1970-07-13 1973-03-29 Laun, Volker, 6091 Ginsheim Pneumatischer arbeitszylinder
AT302107B (de) * 1970-10-27 1972-10-10 Hoerbiger Ventilwerke Ag Pneumatischer oder hydraulischer Stellzylinder mit einer Einrichtung zur mechanischen Verriegelung seines Stellkolbens
GB1290107A (en]) * 1971-04-01 1972-09-20
US3946642A (en) * 1974-11-21 1976-03-30 General Signal Corporation Hydraulic brake actuating and locking device
US4080875A (en) * 1975-07-24 1978-03-28 Alexandr Ivanovich Repolovsky Vehicle braking means
JPS5321378A (en) * 1976-08-12 1978-02-27 Teijin Seiki Co Ltd Actuator
US4076208A (en) * 1976-10-04 1978-02-28 Hydril Company Blowout preventer ram lock
US4248138A (en) * 1978-09-19 1981-02-03 Baker Cac, Inc. Fail safe locking mechanism for fluid operated valve actuator
DE2911071C2 (de) * 1979-03-21 1985-08-29 4515 Bad Essen Fa. Rolf Andexser Verriegelung für Kolben von Druckmittelzylindern
DE3018920C2 (de) * 1980-05-17 1986-01-09 Rolf 4515 Bad Essen Andexser Verriegelung für Kolben von Druckmittelzylindern
GB2128680B (en) * 1982-10-08 1986-03-12 Johnston Brothers Hydraulic cylinder and piston

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596949U (en]) * 1979-12-31 1980-07-05

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180054556A (ko) * 2015-06-17 2018-05-24 인터내셔널 박시즈 에스.알.엘. 비교적 강성인 물질의 작업툴용 공압구동유닛과 비교적 강성인 물질을 가공하기 위한 작업기계
JP2018527196A (ja) * 2015-06-17 2018-09-20 インターナショナル ボックスィズ エス．アール．エル． 比較的剛性の高い材料の加工ツール用の空圧駆動ユニット及び比較的剛性の高い材料を加工する対応している機械

Also Published As

Publication number Publication date
IT1177258B (it) 1987-08-26
DE3540277A1 (de) 1986-05-22
JPH0571356B2 (en]) 1993-10-07
FR2573491A1 (fr) 1986-05-23
IT8423652A1 (it) 1986-05-19
IT8423652A0 (it) 1984-11-19
US4742758A (en) 1988-05-10
DE3540277C2 (en]) 1990-01-18
FR2573491B1 (fr) 1990-03-16

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