IT1243464B - LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED. - Google Patents

LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED.

Info

Publication number
IT1243464B
IT1243464B IT02111990A IT2111990A IT1243464B IT 1243464 B IT1243464 B IT 1243464B IT 02111990 A IT02111990 A IT 02111990A IT 2111990 A IT2111990 A IT 2111990A IT 1243464 B IT1243464 B IT 1243464B
Authority
IT
Italy
Prior art keywords
programmable
linear actuator
fluid operated
fluid
operated
Prior art date
Application number
IT02111990A
Other languages
Italian (it)
Other versions
IT9021119A1 (en
IT9021119A0 (en
Inventor
Luciano Migliori
Original Assignee
Univer 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 Univer Spa filed Critical Univer Spa
Priority to IT02111990A priority Critical patent/IT1243464B/en
Publication of IT9021119A0 publication Critical patent/IT9021119A0/en
Priority to EP91107470A priority patent/EP0469253A1/en
Publication of IT9021119A1 publication Critical patent/IT9021119A1/en
Application granted granted Critical
Publication of IT1243464B publication Critical patent/IT1243464B/en

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
    • F15B15/262—Locking mechanisms using friction, e.g. brake pads
    • F15B15/264—Screw mechanisms attached to the piston
    • 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
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B2015/1495—Characterised by the construction of the motor unit of the straight-cylinder type with screw mechanism attached to the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vehicle Body Suspensions (AREA)
  • Power Steering Mechanism (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
IT02111990A 1990-07-30 1990-07-30 LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED. IT1243464B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT02111990A IT1243464B (en) 1990-07-30 1990-07-30 LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED.
EP91107470A EP0469253A1 (en) 1990-07-30 1991-05-08 Fluid-operated, programmable, linear actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02111990A IT1243464B (en) 1990-07-30 1990-07-30 LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED.

Publications (3)

Publication Number Publication Date
IT9021119A0 IT9021119A0 (en) 1990-07-30
IT9021119A1 IT9021119A1 (en) 1992-01-30
IT1243464B true IT1243464B (en) 1994-06-15

Family

ID=11177023

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02111990A IT1243464B (en) 1990-07-30 1990-07-30 LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED.

Country Status (2)

Country Link
EP (1) EP0469253A1 (en)
IT (1) IT1243464B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1254848B (en) * 1992-03-25 1995-10-11 Univer Spa LINEAR PNEUMATIC ACTUATOR WITH PARKING BRAKE AND MICROMETRIC FORWARD DEVICE
IT1271509B (en) * 1993-10-06 1997-05-30 Luciano Migliori LINEAR PNEUMATIC ACTUATOR WITH REVERSIBLE ACTION BRAKE
ITMI20051983A1 (en) * 2005-10-19 2007-04-20 Univer Spa SELF-LOCKING BRAKING DEVICE FOR ROTATING SHAFTS AND RELATED APPLICATIONS
CN108533563A (en) * 2018-05-10 2018-09-14 四川大学 A kind of external friction mechanical self-locking hydraulic cylinder based on ball-screw
CN109578371B (en) * 2018-12-05 2020-06-16 陕西理工大学 Locking cylinder
DE102019103916A1 (en) * 2019-02-15 2020-08-20 Schunk Gmbh & Co. Kg Spann- Und Greiftechnik Gripping or tensioning device with a braking and / or locking unit
DE102019103917A1 (en) * 2019-02-15 2020-08-20 Schunk Gmbh & Co. Kg Spann- Und Greiftechnik Gripping or tensioning device with a braking and / or locking unit
US11187023B2 (en) * 2019-12-27 2021-11-30 Hamilton Sundstrand Corporation Piston assembly for aircraft door
CN110925267B (en) * 2020-01-07 2021-08-17 长春工业大学 Screw rod locking type antifriction drive-type linear positioning cylinder and control method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB683633A (en) * 1949-02-25 1952-12-03 Gen Motors Corp Improved fluid-pressure actuator
US2801615A (en) * 1954-02-19 1957-08-06 Gen Motors Corp Actuator with multiple disc type locking means
US2804053A (en) * 1954-04-14 1957-08-27 Gen Motors Corp Actuator and locking means therefor
US2879746A (en) * 1955-12-08 1959-03-31 Gen Motors Corp Actuator with unidirectional locking means
US3621763A (en) * 1969-07-17 1971-11-23 Pneumo Dynamics Corp Fan thrust reverser actuator
GB2154282A (en) * 1984-02-14 1985-09-04 H C H Manufacturing Ltd Fluid pressure actuators

Also Published As

Publication number Publication date
IT9021119A1 (en) 1992-01-30
IT9021119A0 (en) 1990-07-30
EP0469253A1 (en) 1992-02-05

Similar Documents

Publication Publication Date Title
DE59200462D1 (en) PRESSURE CONTROL VALVE.
ITTO960335A0 (en) ACTUATOR GROUP CONTROLLED BY FLUID.
FR2709721B1 (en) Fluidic servo-control, in particular hydraulic.
DE69108492T2 (en) Back pressure control valve.
DE69112121T2 (en) Flow control valve.
DE69110118D1 (en) Control valve.
IT1243464B (en) LINEAR ACTUATOR, PROGRAMMABLE, FLUID OPERATED.
DE69114215D1 (en) Hydraulic pressure control valve.
DE69201843D1 (en) Linear actuator.
DE59106274D1 (en) Linear actuator.
FR2664669B1 (en) DRAWER VALVE.
DE69112544T2 (en) HYDRAULIC ACTUATING VALVE.
NO911738D0 (en) FAILURE VALVE VALVE ACTUATOR.
DE59105235D1 (en) Pressure control valve.
DE69110505D1 (en) Hydraulic control valve.
DE69200461D1 (en) Electro-hydraulic actuator.
DE69106328D1 (en) Pressure control valve.
NO910929L (en) PRESSURE CONTROL VALVE.
FR2667124B1 (en) RETAINING VALVE WITH SINGLE SHUTTER, MAXIMUM FLOW.
DE69205516T2 (en) Pressure control valve.
DE69202742T2 (en) Fluid pressure control valve.
FR2675230B1 (en) FLUID CONTROLLED DRAWER VALVE.
FR2668237B1 (en) VALVE VALVE.
ITTO930912A0 (en) LINEAR ACTUATOR.
IT1296732B1 (en) LINEAR ACTUATOR.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950726