FR2027262A1 - - Google Patents

Info

Publication number
FR2027262A1
FR2027262A1 FR6944515A FR6944515A FR2027262A1 FR 2027262 A1 FR2027262 A1 FR 2027262A1 FR 6944515 A FR6944515 A FR 6944515A FR 6944515 A FR6944515 A FR 6944515A FR 2027262 A1 FR2027262 A1 FR 2027262A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6944515A
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.)
PESCI CARLO SpA
Original Assignee
PESCI CARLO 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 PESCI CARLO SpA filed Critical PESCI CARLO SpA
Publication of FR2027262A1 publication Critical patent/FR2027262A1/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F15B2211/30505—Non-return valves, i.e. check valves
    • 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
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • 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
    • F15B2211/40—Flow control
    • F15B2211/41—Flow control characterised by the positions of the valve element
    • F15B2211/411—Flow control characterised by the positions of the valve element the positions being discrete
    • 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
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
    • 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
    • F15B2211/7053—Double-acting output members
    • 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
    • F15B2211/7057—Linear output members being of the telescopic type
FR6944515A 1968-12-28 1969-12-22 Withdrawn FR2027262A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT755868 1968-12-28

Publications (1)

Publication Number Publication Date
FR2027262A1 true FR2027262A1 (fr) 1970-09-25

Family

ID=11125166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6944515A Withdrawn FR2027262A1 (fr) 1968-12-28 1969-12-22

Country Status (9)

Country Link
US (1) US3691904A (fr)
BE (1) BE743745A (fr)
CH (1) CH501156A (fr)
DE (1) DE1963388C3 (fr)
ES (1) ES374955A1 (fr)
FR (1) FR2027262A1 (fr)
GB (1) GB1279460A (fr)
NL (1) NL161850C (fr)
SE (1) SE354691B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128247B1 (fr) * 1971-03-09 1974-10-11 Bennes Marrel
US3944099A (en) * 1974-03-04 1976-03-16 Northwest Engineering Company Load holding device for mobile power crane excavators and the like
US3976099A (en) * 1974-09-30 1976-08-24 Western Gear Corporation Multiple-passage, quick-disconnect coupling
ZA804072B (en) * 1979-08-07 1981-06-24 Dobson Park Ind Telescoping jack
GB2176845B (en) * 1985-06-21 1989-04-26 600 Group Plc The Improvements in telescopic devices such as crane jibs
US4759257A (en) * 1987-01-27 1988-07-26 Dempster Systems Inc. Power unit particularly for refuse container packer mechanism
EP1635092B1 (fr) * 2004-09-08 2011-07-20 Getrag Ford Transmissions GmbH Dispositif hydraulique de contrôle pour une fourchette dans une boîte de vitesses
US20070101861A1 (en) * 2005-10-20 2007-05-10 Danny Turner Two-speed cylinder
US20140291085A1 (en) * 2013-03-30 2014-10-02 Ronald Scott Bandy Segmented Air Shock
US10214071B1 (en) 2016-05-28 2019-02-26 PAL Suspension LLC Vehicle suspension system with multi-stage hydraulic cylinder assemblies and external spring packs
US10737545B1 (en) 2019-12-19 2020-08-11 PAL Suspension LLC Vehicle suspension system with multi-stage hydraulic cylinder assemblies and external spring packs

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1193752A (fr) * 1959-11-04
US3085828A (en) * 1959-05-04 1963-04-16 Gar Wood Ind Inc Telescopic hoist assembly for tilting bodies of dumping vehicles
CH433646A (de) * 1962-07-05 1967-04-15 Masera Arturo Hydraulische Antriebseinrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR982487A (fr) * 1943-06-30 1951-06-11 Commande hydromécanique applicable particulièrement aux machines à repasser les tissus, confectionnés ou non
US2933070A (en) * 1958-08-12 1960-04-19 Rheinstahl Siegener Eisenbahnb Double-acting hydraulic jack
US3170377A (en) * 1959-06-10 1965-02-23 Dempster Brothers Inc Compaction apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1193752A (fr) * 1959-11-04
US3085828A (en) * 1959-05-04 1963-04-16 Gar Wood Ind Inc Telescopic hoist assembly for tilting bodies of dumping vehicles
CH433646A (de) * 1962-07-05 1967-04-15 Masera Arturo Hydraulische Antriebseinrichtung

Also Published As

Publication number Publication date
CH501156A (de) 1970-12-31
DE1963388C3 (de) 1974-05-02
US3691904A (en) 1972-09-19
ES374955A1 (es) 1972-02-01
GB1279460A (en) 1972-06-28
NL6919476A (fr) 1970-06-30
NL161850B (nl) 1979-10-15
BE743745A (fr) 1970-05-28
DE1963388A1 (de) 1970-07-23
DE1963388B2 (de) 1973-10-04
SE354691B (fr) 1973-03-19
NL161850C (nl) 1980-03-17

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Legal Events

Date Code Title Description
ST Notification of lapse