FI820358L - Elektropneumatisk signalomvandlare - Google Patents

Elektropneumatisk signalomvandlare

Info

Publication number
FI820358L
FI820358L FI820358A FI820358A FI820358L FI 820358 L FI820358 L FI 820358L FI 820358 A FI820358 A FI 820358A FI 820358 A FI820358 A FI 820358A FI 820358 L FI820358 L FI 820358L
Authority
FI
Finland
Prior art keywords
signalomvandlare
elektropneumatisk
elektropneumatisk signalomvandlare
Prior art date
Application number
FI820358A
Other languages
English (en)
Other versions
FI73504C (fi
FI73504B (fi
Inventor
Stig Norder
Lars-Erik Nilsson
Original Assignee
Somas Ventiler
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 Somas Ventiler filed Critical Somas Ventiler
Publication of FI820358L publication Critical patent/FI820358L/fi
Application granted granted Critical
Publication of FI73504B publication Critical patent/FI73504B/fi
Publication of FI73504C publication Critical patent/FI73504C/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Radiation (AREA)
  • Magnetically Actuated Valves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FI820358A 1981-02-09 1982-02-04 Elektropneumatisk signalomvandlare. FI73504C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8100874 1981-02-09
SE8100874A SE432974B (sv) 1981-02-09 1981-02-09 Elektropneumatisk signalomvandlare

Publications (3)

Publication Number Publication Date
FI820358L true FI820358L (fi) 1982-08-10
FI73504B FI73504B (fi) 1987-06-30
FI73504C FI73504C (fi) 1987-10-09

Family

ID=20343081

Family Applications (1)

Application Number Title Priority Date Filing Date
FI820358A FI73504C (fi) 1981-02-09 1982-02-04 Elektropneumatisk signalomvandlare.

Country Status (6)

Country Link
US (1) US4442854A (fi)
JP (1) JPS57149601A (fi)
CA (1) CA1176349A (fi)
FI (1) FI73504C (fi)
NO (1) NO159877C (fi)
SE (1) SE432974B (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159949A (en) * 1988-12-23 1992-11-03 Dresser Industries, Inc. Electropneumatic positioner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174499A (en) * 1961-11-08 1965-03-23 Honeywell Inc Pneumatic control device
US3586287A (en) * 1969-04-11 1971-06-22 Max Knobel Electropneumatic valve
US3645293A (en) * 1970-04-02 1972-02-29 Johnson Service Co Electric to fluidic transducer
JPS5026695A (fi) * 1973-07-11 1975-03-19
JPS5414715B2 (fi) * 1973-09-10 1979-06-08
JPS5351997Y2 (fi) * 1974-04-25 1978-12-12

Also Published As

Publication number Publication date
NO159877C (no) 1989-02-15
FI73504C (fi) 1987-10-09
NO820315L (no) 1982-08-10
SE8100874L (sv) 1982-08-10
FI73504B (fi) 1987-06-30
SE432974B (sv) 1984-04-30
JPS57149601A (en) 1982-09-16
US4442854A (en) 1984-04-17
CA1176349A (en) 1984-10-16
NO159877B (no) 1988-11-07

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Legal Events

Date Code Title Description
MA Patent expired

Owner name: AKTIEBOLAGET SOMAS VENTILER