IT1220997B - Dispositivo per la frenatura a fine corsa di martinetti idraulici,in particolare per l'apertura e la chiusura di cancelli - Google Patents

Dispositivo per la frenatura a fine corsa di martinetti idraulici,in particolare per l'apertura e la chiusura di cancelli

Info

Publication number
IT1220997B
IT1220997B IT22816/84A IT2281684A IT1220997B IT 1220997 B IT1220997 B IT 1220997B IT 22816/84 A IT22816/84 A IT 22816/84A IT 2281684 A IT2281684 A IT 2281684A IT 1220997 B IT1220997 B IT 1220997B
Authority
IT
Italy
Prior art keywords
gates
closing
opening
hydraulic jacks
stroke brake
Prior art date
Application number
IT22816/84A
Other languages
English (en)
Other versions
IT8422816A0 (it
Inventor
Luigi Fadini
Original Assignee
Fadini Meccanica
Meccanica Fadini Di Luigi Gaet
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 Fadini Meccanica, Meccanica Fadini Di Luigi Gaet filed Critical Fadini Meccanica
Priority to IT22816/84A priority Critical patent/IT1220997B/it
Publication of IT8422816A0 publication Critical patent/IT8422816A0/it
Priority to GB08520772A priority patent/GB2164704B/en
Priority to DE3533322A priority patent/DE3533322C2/de
Application granted granted Critical
Publication of IT1220997B publication Critical patent/IT1220997B/it

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
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/225—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke with valve stems operated by contact with the piston end face or with the cylinder wall
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/132—Doors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
IT22816/84A 1984-09-25 1984-09-25 Dispositivo per la frenatura a fine corsa di martinetti idraulici,in particolare per l'apertura e la chiusura di cancelli IT1220997B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT22816/84A IT1220997B (it) 1984-09-25 1984-09-25 Dispositivo per la frenatura a fine corsa di martinetti idraulici,in particolare per l'apertura e la chiusura di cancelli
GB08520772A GB2164704B (en) 1984-09-25 1985-08-20 A device for braking the piston of a hydraulic jack at the end of its stroke, in particular a jack for effecting the opening and closing of gates, doors or the like
DE3533322A DE3533322C2 (de) 1984-09-25 1985-09-18 Vorrichtung zur Beeinflussung der Hubendgeschwindigkeit des Kolbens eines hydraulischen Zylinders

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22816/84A IT1220997B (it) 1984-09-25 1984-09-25 Dispositivo per la frenatura a fine corsa di martinetti idraulici,in particolare per l'apertura e la chiusura di cancelli

Publications (2)

Publication Number Publication Date
IT8422816A0 IT8422816A0 (it) 1984-09-25
IT1220997B true IT1220997B (it) 1990-06-21

Family

ID=11200764

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22816/84A IT1220997B (it) 1984-09-25 1984-09-25 Dispositivo per la frenatura a fine corsa di martinetti idraulici,in particolare per l'apertura e la chiusura di cancelli

Country Status (3)

Country Link
DE (1) DE3533322C2 (it)
GB (1) GB2164704B (it)
IT (1) IT1220997B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2319243B1 (es) * 2006-02-23 2010-02-02 Matz-Erreka, S.Coop Actuador hidraulico para puertas batientes o basculantes con detector de variacion de presion.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB454861A (en) * 1935-04-06 1936-10-06 Bendix Ltd A new or improved valve for controlling servo-motors
GB584285A (en) * 1944-08-21 1947-01-10 Aircraft Hydraulic Appliances An improved automatic control for hydraulic jacks
US2556698A (en) * 1945-02-05 1951-06-12 G F Goodson Piston construction
GB610945A (en) * 1946-04-12 1948-10-22 Automotive Prod Co Ltd Improvements in or relating to fluid pressure operated jacks
GB1209088A (en) * 1968-04-18 1970-10-14 Massey Ferguson Perkins Ltd Improvements in piston and cylinder assemblies
JPS4939986Y1 (it) * 1970-03-13 1974-11-02
DE2150828C3 (de) * 1970-10-13 1974-02-14 International Harvester Co., Chicago, Ill. (V.St.A.) Vorrichtung zur Beeinflussung der Hubendgeschwindigkeit eines in einem Zylinder verschiebbar geführten, mit einem Dämpfungsglied versehenen Kolbens
US3877344A (en) * 1973-03-02 1975-04-15 Allis Chalmers Cushioned hydraulic actuator
US4065112A (en) * 1976-08-23 1977-12-27 Towmotor Corporation Hydraulic jack cushioning apparatus
US4397218A (en) * 1980-12-23 1983-08-09 Allis-Chalmers Corporation Cushion stop for hydraulic cylinder

Also Published As

Publication number Publication date
DE3533322C2 (de) 1994-11-17
DE3533322A1 (de) 1986-04-03
GB8520772D0 (en) 1985-09-25
GB2164704B (en) 1987-12-31
IT8422816A0 (it) 1984-09-25
GB2164704A (en) 1986-03-26

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Legal Events

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

Effective date: 19970626