FR2523659B1 - - Google Patents

Info

Publication number
FR2523659B1
FR2523659B1 FR8205042A FR8205042A FR2523659B1 FR 2523659 B1 FR2523659 B1 FR 2523659B1 FR 8205042 A FR8205042 A FR 8205042A FR 8205042 A FR8205042 A FR 8205042A FR 2523659 B1 FR2523659 B1 FR 2523659B1
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.)
Expired
Application number
FR8205042A
Other versions
FR2523659A1 (en
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.)
Legris SA
Original Assignee
Legris SA
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 Legris SA filed Critical Legris SA
Priority to FR8205042A priority Critical patent/FR2523659A1/fr
Priority to DE8383400524T priority patent/DE3360864D1/de
Priority to EP83400524A priority patent/EP0089881B1/fr
Priority to IT8353079U priority patent/IT8353079V0/it
Priority to JP58045852A priority patent/JPS591801A/ja
Priority to CH1495/83A priority patent/CH652454A5/fr
Priority to IT67309/83A priority patent/IT1158908B/it
Priority to GB08307508A priority patent/GB2117055B/en
Priority to ES520793A priority patent/ES520793A0/es
Publication of FR2523659A1 publication Critical patent/FR2523659A1/fr
Application granted granted Critical
Publication of FR2523659B1 publication Critical patent/FR2523659B1/fr
Priority to US06/743,887 priority patent/US4608910A/en
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/06Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam
    • F15B11/064Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam with devices for saving the compressible medium
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40515Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/42Flow control characterised by the type of actuation
    • F15B2211/428Flow control characterised by the type of actuation actuated by fluid pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/455Control of flow in the feed line, i.e. meter-in control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/50Pressure control
    • F15B2211/505Pressure control characterised by the type of pressure control means
    • F15B2211/50509Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
    • F15B2211/50527Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves using cross-pressure relief valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/50Pressure control
    • F15B2211/515Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5153Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a directional control valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/50Pressure control
    • F15B2211/52Pressure control characterised by the type of actuation
    • F15B2211/528Pressure control characterised by the type of actuation actuated by fluid pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/635Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/75Control of speed of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Driven Valves (AREA)
FR8205042A 1982-03-19 1982-03-19 Control economiser for compressed air - has adjustable, double reduction valve controlling actuator operating cycle of actuator moving part Granted FR2523659A1 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FR8205042A FR2523659A1 (en) 1982-03-19 1982-03-19 Control economiser for compressed air - has adjustable, double reduction valve controlling actuator operating cycle of actuator moving part
EP83400524A EP0089881B1 (fr) 1982-03-19 1983-03-15 Dispositif économiseur d'air comprimé
DE8383400524T DE3360864D1 (en) 1982-03-19 1983-03-15 Compressed air economising device
JP58045852A JPS591801A (ja) 1982-03-19 1983-03-18 圧縮流体節約装置
IT8353079U IT8353079V0 (it) 1982-03-19 1983-03-18 Dispositivo economizzatore d aria compressa
CH1495/83A CH652454A5 (fr) 1982-03-19 1983-03-18 Dispositif economiseur d'air comprime.
IT67309/83A IT1158908B (it) 1982-03-19 1983-03-18 Dispositivo economizzatore d'aria compressa
GB08307508A GB2117055B (en) 1982-03-19 1983-03-18 Compressed fluid saving device
ES520793A ES520793A0 (es) 1982-03-19 1983-03-18 Dispositivo economizador de aire comprimido.
US06/743,887 US4608910A (en) 1982-03-19 1985-06-12 Compressed fluid saving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8205042A FR2523659A1 (en) 1982-03-19 1982-03-19 Control economiser for compressed air - has adjustable, double reduction valve controlling actuator operating cycle of actuator moving part

Publications (2)

Publication Number Publication Date
FR2523659A1 FR2523659A1 (en) 1983-09-23
FR2523659B1 true FR2523659B1 (fr) 1985-03-08

Family

ID=9272354

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8205042A Granted FR2523659A1 (en) 1982-03-19 1982-03-19 Control economiser for compressed air - has adjustable, double reduction valve controlling actuator operating cycle of actuator moving part

Country Status (1)

Country Link
FR (1) FR2523659A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544403B1 (fr) * 1983-04-12 1985-08-09 Legris Dispositif economiseur automatique d'air comprime
CN109795960B (zh) * 2019-02-15 2024-03-08 杭州富阳诺德液压技术有限公司 一种高位运送顶

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566747A (en) * 1969-02-14 1971-03-02 Chambersburg Eng Co Self-regulating expansion type control valve
US3643684A (en) * 1970-03-16 1972-02-22 William L Moore Pressure control devices for pneumatic circuits

Also Published As

Publication number Publication date
FR2523659A1 (en) 1983-09-23

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Legal Events

Date Code Title Description
TP Transmission of property
CD Change of name or company name
CD Change of name or company name
ST Notification of lapse