IT7867599A0 - Martinetto idraulico a corse differenziali - Google Patents

Martinetto idraulico a corse differenziali

Info

Publication number
IT7867599A0
IT7867599A0 IT7867599A IT6759978A IT7867599A0 IT 7867599 A0 IT7867599 A0 IT 7867599A0 IT 7867599 A IT7867599 A IT 7867599A IT 6759978 A IT6759978 A IT 6759978A IT 7867599 A0 IT7867599 A0 IT 7867599A0
Authority
IT
Italy
Prior art keywords
hydraulic jack
strokes
differential
differential strokes
jack
Prior art date
Application number
IT7867599A
Other languages
English (en)
Original Assignee
Manceau Marcel
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 Manceau Marcel filed Critical Manceau Marcel
Publication of IT7867599A0 publication Critical patent/IT7867599A0/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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F15B11/036—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/64—Mould opening, closing or clamping devices
    • B29C45/67—Mould opening, closing or clamping devices hydraulic
    • B29C45/6764—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement
    • B29C45/6771—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement the connection being provided within the clamping cylinder
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7055—Linear output members having more than two chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Actuator (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
IT7867599A 1977-05-25 1978-03-17 Martinetto idraulico a corse differenziali IT7867599A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7716638A FR2391844A1 (fr) 1977-05-25 1977-05-25 Verin hydraulique a courses differentielles

Publications (1)

Publication Number Publication Date
IT7867599A0 true IT7867599A0 (it) 1978-03-17

Family

ID=9191486

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7867599A IT7867599A0 (it) 1977-05-25 1978-03-17 Martinetto idraulico a corse differenziali

Country Status (6)

Country Link
JP (1) JPS53146081A (it)
BR (1) BR7803335A (it)
DE (1) DE2811332A1 (it)
ES (1) ES467859A1 (it)
FR (1) FR2391844A1 (it)
IT (1) IT7867599A0 (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT389079B (de) * 1988-05-19 1989-10-10 Engel Gmbh Maschbau Schliessmechanismus einer spritzgiessmaschine
US4899642A (en) * 1988-10-13 1990-02-13 Hwang Chrang Chuan Pneumatic combined with hydraulic brake chamber
JP2671229B2 (ja) * 1990-03-07 1997-10-29 新キャタピラー三菱株式会社 可変速型シリンダ
DE4104856A1 (de) * 1991-02-16 1991-10-31 Krupp Maschinentechnik Antriebseinrichtung fuer ein abbruchwerkzeug
DE4209392C2 (de) * 1992-03-23 1995-10-12 Krauss Maffei Ag Formschließvorrichtung für eine Spritzgießmaschine
FR2739149B1 (fr) * 1995-09-25 1998-01-02 Dk Le Guen Et Hemidy Verin hydraulique a quadruple effet
FI99266C (fi) * 1996-03-15 1998-02-10 Tamrock Oy Sovitelma paineväliainesylinterissä
DE29901364U1 (de) * 1999-01-27 1999-05-06 Festo Ag & Co Kniehebel-Spannvorrichtung
DE102012020581A1 (de) * 2012-10-22 2014-04-24 Robert Bosch Gmbh Hydraulische Schaltung für eine hydraulische Achse und eine hydraulische Achse
CN103671344B (zh) * 2013-12-18 2016-03-23 中联重科股份有限公司 泵送油缸及包含该泵送油缸的泵送设备
CN103994117B (zh) * 2014-05-16 2016-07-06 中联重科股份有限公司 液压油缸和混凝土泵送设备
EP2952750B1 (de) * 2014-06-04 2018-09-05 MOOG GmbH Hydrauliksystem
KR102044835B1 (ko) * 2017-11-30 2019-11-15 박기혁 경작기의 안전장치

Also Published As

Publication number Publication date
JPS53146081A (en) 1978-12-19
BR7803335A (pt) 1979-05-22
ES467859A1 (es) 1978-11-01
FR2391844A1 (fr) 1978-12-22
DE2811332A1 (de) 1978-12-21

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