IT1120162B - Posizionatore pneumatico a membrana singola anulare - Google Patents

Posizionatore pneumatico a membrana singola anulare

Info

Publication number
IT1120162B
IT1120162B IT02939/79A IT293979A IT1120162B IT 1120162 B IT1120162 B IT 1120162B IT 02939/79 A IT02939/79 A IT 02939/79A IT 293979 A IT293979 A IT 293979A IT 1120162 B IT1120162 B IT 1120162B
Authority
IT
Italy
Prior art keywords
single annular
pneumatic positioner
annular pneumatic
positioner
pneumatic
Prior art date
Application number
IT02939/79A
Other languages
English (en)
Other versions
IT7902939A0 (it
Inventor
Sergio Lattuada
Original Assignee
Sti Strumentazione Ind 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 Sti Strumentazione Ind Spa filed Critical Sti Strumentazione Ind Spa
Priority to IT02939/79A priority Critical patent/IT1120162B/it
Publication of IT7902939A0 publication Critical patent/IT7902939A0/it
Priority to US06/155,546 priority patent/US4374485A/en
Priority to GB8039825A priority patent/GB2066518A/en
Priority to DE19803047616 priority patent/DE3047616A1/de
Priority to FR8027573A priority patent/FR2473134A1/fr
Application granted granted Critical
Publication of IT1120162B publication Critical patent/IT1120162B/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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
    • 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
    • F15B11/08—Servomotor systems without provision for follow-up action ; Circuits therefor with only one servomotor
    • F15B11/10—Servomotor systems without provision for follow-up action ; Circuits therefor with only one servomotor in which the servomotor position is a function of the pressure ; Pressure regulators as operating means therefor
    • 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
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/321—Directional control characterised by the type of actuation mechanically
    • F15B2211/325—Directional control characterised by the type of actuation mechanically actuated by an output member of the circuit
    • 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
    • F15B2211/765—Control of position or angle of the output member
    • F15B2211/7653—Control of position or angle of the output member at distinct positions, e.g. at the end position
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86622—Motor-operated
    • Y10T137/8663—Fluid motor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Actuator (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
IT02939/79A 1979-12-21 1979-12-21 Posizionatore pneumatico a membrana singola anulare IT1120162B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT02939/79A IT1120162B (it) 1979-12-21 1979-12-21 Posizionatore pneumatico a membrana singola anulare
US06/155,546 US4374485A (en) 1979-12-21 1980-06-02 Single annular membrane type of pneumatic positioner
GB8039825A GB2066518A (en) 1979-12-21 1980-12-12 Pneumatic servo valve
DE19803047616 DE3047616A1 (de) 1979-12-21 1980-12-17 Pneumatisches einstellgeraet fuer pneumatische servotriebe
FR8027573A FR2473134A1 (fr) 1979-12-21 1980-12-19 Positionneur pneumatique a membrane unique annulaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02939/79A IT1120162B (it) 1979-12-21 1979-12-21 Posizionatore pneumatico a membrana singola anulare

Publications (2)

Publication Number Publication Date
IT7902939A0 IT7902939A0 (it) 1979-12-21
IT1120162B true IT1120162B (it) 1986-03-19

Family

ID=11104096

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02939/79A IT1120162B (it) 1979-12-21 1979-12-21 Posizionatore pneumatico a membrana singola anulare

Country Status (5)

Country Link
US (1) US4374485A (it)
DE (1) DE3047616A1 (it)
FR (1) FR2473134A1 (it)
GB (1) GB2066518A (it)
IT (1) IT1120162B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2133465A (en) * 1982-12-24 1984-07-25 Ford Motor Co I.c. engine camshaft drive mechanism
US4534168A (en) * 1983-06-30 1985-08-13 Brantly Newby O Pump jack
DE3519211A1 (de) * 1985-05-29 1986-12-04 Mannesmann Rexroth GmbH, 8770 Lohr Handbetaetigtes sitzventil
US5899064A (en) * 1996-10-15 1999-05-04 Alliedsignal Inc. Servo-actuator with fail safe means
DE602005009576D1 (de) * 2004-10-28 2008-10-16 Danfoss As Ventilbetätigungsvorrichtung
CN110131229B (zh) * 2019-05-23 2020-08-04 浙江大学城市学院 一种力矩马达直接控制型插装式二维电液比例换向阀
CN111350627B (zh) * 2020-04-01 2020-11-27 东方电气自动控制工程有限公司 一种带手自动切换的液压调速控制系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2225321A (en) * 1940-01-24 1940-12-17 Westinghouse Electric & Mfg Co Governing apparatus
FR1156420A (fr) * 1956-07-18 1958-05-16 Creusot Forges Ateliers Servo-commande hydraulique à distance
US2934305A (en) * 1957-05-29 1960-04-26 Farris Flexible Valve Corp Coupling device
US2937655A (en) * 1957-10-17 1960-05-24 Honeywell Regulator Co Pneumatic control device
US2966891A (en) * 1958-11-04 1961-01-03 John G Williams Simplified power relay assembly
US3172336A (en) * 1962-10-22 1965-03-09 Robertshaw Controls Co Pilot-controlled pneumatic piston actuator

Also Published As

Publication number Publication date
DE3047616A1 (de) 1981-09-10
IT7902939A0 (it) 1979-12-21
GB2066518A (en) 1981-07-08
FR2473134A1 (fr) 1981-07-10
US4374485A (en) 1983-02-22

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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: 19931126