FI59466C - Fluidumdriven apparat foer anvaendning vid processinstrumenteringssystem - Google Patents

Fluidumdriven apparat foer anvaendning vid processinstrumenteringssystem Download PDF

Info

Publication number
FI59466C
FI59466C FI28673A FI28673A FI59466C FI 59466 C FI59466 C FI 59466C FI 28673 A FI28673 A FI 28673A FI 28673 A FI28673 A FI 28673A FI 59466 C FI59466 C FI 59466C
Authority
FI
Finland
Prior art keywords
segments
pressure
segment
section
opposite
Prior art date
Application number
FI28673A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI59466B (fi
Inventor
Robert Claude Prescott
Original Assignee
Foxboro Co
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
Priority claimed from US22293472 external-priority patent/US3812767A/en
Application filed by Foxboro Co filed Critical Foxboro Co
Publication of FI59466B publication Critical patent/FI59466B/fi
Application granted granted Critical
Publication of FI59466C publication Critical patent/FI59466C/fi

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
    • F15C3/00—Circuit elements having moving parts
    • F15C3/04—Circuit elements having moving parts using diaphragms
    • 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
    • F15C5/00—Manufacture of fluid circuit elements; Manufacture of assemblages of such elements integrated circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Fluid Pressure (AREA)
  • Feedback Control In General (AREA)
FI28673A 1972-02-02 1973-01-31 Fluidumdriven apparat foer anvaendning vid processinstrumenteringssystem FI59466C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22293472 1972-02-02
US22293472 US3812767A (en) 1971-07-19 1972-02-02 Planar pressure-responsive elements

Publications (2)

Publication Number Publication Date
FI59466B FI59466B (fi) 1981-04-30
FI59466C true FI59466C (fi) 1981-08-10

Family

ID=22834327

Family Applications (1)

Application Number Title Priority Date Filing Date
FI28673A FI59466C (fi) 1972-02-02 1973-01-31 Fluidumdriven apparat foer anvaendning vid processinstrumenteringssystem

Country Status (10)

Country Link
JP (1) JPS572923B2 (es)
AR (1) AR198202A1 (es)
AU (1) AU476566B2 (es)
CA (1) CA981557A (es)
DE (1) DE2304956C2 (es)
FI (1) FI59466C (es)
FR (1) FR2170176B1 (es)
GB (1) GB1389762A (es)
IT (1) IT977104B (es)
NL (1) NL7301389A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960802U (ja) * 1982-10-09 1984-04-20 エナジーサポート株式会社 受電設備用ケ−ス

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590694A (en) * 1968-11-01 1971-07-06 Foxboro Co Pressure device having layered construction and pivoting seal with operator
US3593734A (en) * 1969-10-30 1971-07-20 Foxboro Co Pressure-responsive element
CH539210A (de) * 1970-05-26 1973-07-15 Ondrej Brychta Und Christopher Logische Fluidikschaltung

Also Published As

Publication number Publication date
IT977104B (it) 1974-09-10
DE2304956C2 (de) 1983-11-03
JPS4887290A (es) 1973-11-16
CA981557A (en) 1976-01-13
FI59466B (fi) 1981-04-30
AR198202A1 (es) 1974-06-07
DE2304956A1 (de) 1973-08-09
JPS572923B2 (es) 1982-01-19
AU5123673A (en) 1974-07-18
FR2170176A1 (es) 1973-09-14
GB1389762A (en) 1975-04-09
NL7301389A (es) 1973-08-06
FR2170176B1 (es) 1977-08-26
AU476566B2 (en) 1976-09-30

Similar Documents

Publication Publication Date Title
US6484754B1 (en) Pivoting valve device, especially an amplifier
CA2929727C (en) Apparatus to bias spool valves using supply pressure
JP2007057098A (ja) 流体作動式位置調整装置
US3339571A (en) Fluid amplifier analog controller
FI56728C (fi) Tryckdon av skiktad konstruktion med taetning som tillaoter svaengning
FI59466C (fi) Fluidumdriven apparat foer anvaendning vid processinstrumenteringssystem
US4373238A (en) Support element with flexible head portion
US4254790A (en) Pressure control unit for the control of the pressure of at least one gas depending on the pressure of another gas
AU2002210748A1 (en) Fluid flow control valves
US2931343A (en) Electro-hydraulic servo valve with pressure repeating power amplification
JP2833812B2 (ja) 液流制御装置
AU2012219366B2 (en) Pressure transducer arrangement
US2677385A (en) Regulating apparatus providing proportional band regulation with automatic reset andrate of action response to input signal
JPH11236904A (ja) 空気力式制御弁
US3812767A (en) Planar pressure-responsive elements
JPS6342153B2 (es)
USRE29302E (en) Bag diaphragms and bag diaphragm operated air dampers
CA2303191A1 (en) A diaphragm valve and a valve housing for a diaphragm valve
US3455319A (en) Control apparatus
SE458802B (sv) Regleranordning foer instaellning av ett spjaell i en ventilationskanal
US3254864A (en) Control apparatus
JPH0660697B2 (ja) ５ポ−ト３位置方向制御弁ユニツト
FR2373737A1 (fr) Distributeur pneumatique
US3565101A (en) Pneumatic amplifier valve
US4428449A (en) Comparator for the control circuit of an automatic steering installation