IT984622B - AUTOMATIC MANUAL SWITCH DEVICE FOR PNEUMATIC REGULATOR - Google Patents

AUTOMATIC MANUAL SWITCH DEVICE FOR PNEUMATIC REGULATOR

Info

Publication number
IT984622B
IT984622B IT3363072A IT3363072A IT984622B IT 984622 B IT984622 B IT 984622B IT 3363072 A IT3363072 A IT 3363072A IT 3363072 A IT3363072 A IT 3363072A IT 984622 B IT984622 B IT 984622B
Authority
IT
Italy
Prior art keywords
switch device
manual switch
automatic manual
pneumatic regulator
regulator
Prior art date
Application number
IT3363072A
Other languages
Italian (it)
Original Assignee
Schlumberger Compteurs
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 Schlumberger Compteurs filed Critical Schlumberger Compteurs
Application granted granted Critical
Publication of IT984622B publication Critical patent/IT984622B/en

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B7/00—Arrangements for obtaining smooth engagement or disengagement of automatic control

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
  • Feedback Control In General (AREA)
  • Fluid-Driven Valves (AREA)
IT3363072A 1972-01-06 1972-12-27 AUTOMATIC MANUAL SWITCH DEVICE FOR PNEUMATIC REGULATOR IT984622B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7200309A FR2166287B1 (en) 1972-01-06 1972-01-06

Publications (1)

Publication Number Publication Date
IT984622B true IT984622B (en) 1974-11-20

Family

ID=9091537

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3363072A IT984622B (en) 1972-01-06 1972-12-27 AUTOMATIC MANUAL SWITCH DEVICE FOR PNEUMATIC REGULATOR

Country Status (7)

Country Link
BE (1) BE793075A (en)
DE (1) DE2300477C2 (en)
ES (1) ES410399A1 (en)
FR (1) FR2166287B1 (en)
GB (1) GB1395483A (en)
IT (1) IT984622B (en)
NL (1) NL7300258A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2843030A1 (en) * 1978-10-03 1980-04-17 Eckardt Ag Pneumatic controller shock-free manual to automatic changeover - involves delayed operation of choke by=pass element valve and enables rapid change of demand valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252448B (en) * 1967-10-19 Siemens Aktiengesellschaft Berlin und München Erlangen Control device with meshed control loops
US2939472A (en) * 1956-01-17 1960-06-07 Honeywell Regulator Co Air-pressure-operated automatically or manually actuated controller

Also Published As

Publication number Publication date
GB1395483A (en) 1975-05-29
BE793075A (en) 1973-06-20
FR2166287B1 (en) 1974-07-26
DE2300477A1 (en) 1973-07-19
DE2300477C2 (en) 1984-01-26
FR2166287A1 (en) 1973-08-17
ES410399A1 (en) 1975-12-01
NL7300258A (en) 1973-07-10

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