IT960992B - IMPROVEMENT IN PNEUMATIC SERVOSYSTEMS - Google Patents

IMPROVEMENT IN PNEUMATIC SERVOSYSTEMS

Info

Publication number
IT960992B
IT960992B IT5140672A IT5140672A IT960992B IT 960992 B IT960992 B IT 960992B IT 5140672 A IT5140672 A IT 5140672A IT 5140672 A IT5140672 A IT 5140672A IT 960992 B IT960992 B IT 960992B
Authority
IT
Italy
Prior art keywords
servosystems
pneumatic
improvement
pneumatic servosystems
Prior art date
Application number
IT5140672A
Other languages
Italian (it)
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of IT960992B publication Critical patent/IT960992B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C4/00—Circuit elements characterised by their special functions
    • 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
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2365—Plural series units
    • 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
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2409—With counter-balancing pressure feedback to the modulating device
    • Y10T137/2452—With counter-counter balancing pressure feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Feedback Control In General (AREA)
IT5140672A 1971-07-13 1972-07-07 IMPROVEMENT IN PNEUMATIC SERVOSYSTEMS IT960992B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5236071A JPS5437278B1 (en) 1971-07-13 1971-07-13
US26800572 US3823726A (en) 1971-07-13 1972-06-30 Pneumatic control unit

Publications (1)

Publication Number Publication Date
IT960992B true IT960992B (en) 1973-11-30

Family

ID=26392962

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5140672A IT960992B (en) 1971-07-13 1972-07-07 IMPROVEMENT IN PNEUMATIC SERVOSYSTEMS

Country Status (6)

Country Link
US (1) US3823726A (en)
JP (1) JPS5437278B1 (en)
DE (1) DE2233685A1 (en)
FR (1) FR2145663B1 (en)
GB (1) GB1393259A (en)
IT (1) IT960992B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083375A (en) * 1976-02-18 1978-04-11 Johnson Dwight N Pilot regulator
DE3035990A1 (en) * 1980-09-24 1982-04-29 Eckardt Ag, 7000 Stuttgart Pneumatic back-up unit - gives disturbance free manual take=over when air supply fails, using elastic force coupling
EP3409987B1 (en) * 2017-05-31 2020-11-04 Hamilton Sundstrand Corporation Spring sealed pneumatic servo valve
EP3409989B1 (en) * 2017-05-31 2021-09-15 Hamilton Sundstrand Corporation Pneumatic servo valve with adjustable drive unit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712321A (en) * 1951-04-17 1955-07-05 Honeywell Regulator Co Control apparatus
US3020490A (en) * 1957-11-21 1962-02-06 Phillips Petroleum Co Process controller
US3326228A (en) * 1963-03-06 1967-06-20 Robertshaw Controls Co Pneumatic relay
US3411529A (en) * 1964-06-24 1968-11-19 Honeywell Inc Fluid regulating apparatus
US3394722A (en) * 1966-06-30 1968-07-30 Texaco Inc Automatic control system
GB1190580A (en) * 1966-08-16 1970-05-06 Ici Ltd Gain-Adaptive Control.

Also Published As

Publication number Publication date
FR2145663B1 (en) 1978-02-10
DE2233685A1 (en) 1973-02-01
JPS5437278B1 (en) 1979-11-14
US3823726A (en) 1974-07-16
FR2145663A1 (en) 1973-02-23
GB1393259A (en) 1975-05-07

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