CA1015618A - Servomechanism or relay using fluid pressure - Google Patents

Servomechanism or relay using fluid pressure

Info

Publication number
CA1015618A
CA1015618A CA215,030A CA215030A CA1015618A CA 1015618 A CA1015618 A CA 1015618A CA 215030 A CA215030 A CA 215030A CA 1015618 A CA1015618 A CA 1015618A
Authority
CA
Canada
Prior art keywords
servomechanism
relay
fluid pressure
fluid
pressure
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA215,030A
Other languages
English (en)
Other versions
CA215030S (en
Inventor
Michael T. Hammond
Norman R. Westfall
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sybron Transition Corp
Original Assignee
Sybron Corp
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 Sybron Corp filed Critical Sybron Corp
Application granted granted Critical
Publication of CA1015618A publication Critical patent/CA1015618A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/18—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements using liquid as the pressure-sensitive medium, e.g. liquid-column gauges
    • G01L7/22—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements using liquid as the pressure-sensitive medium, e.g. liquid-column gauges involving floats, e.g. floating bells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces
    • G01L11/006—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces hydraulic or pneumatic counterbalancing forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/06—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the bellows type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Servomotors (AREA)
CA215,030A 1973-12-03 1974-12-02 Servomechanism or relay using fluid pressure Expired CA1015618A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US421049A US3915062A (en) 1973-12-03 1973-12-03 Servomechanism or relay using fluid pressure

Publications (1)

Publication Number Publication Date
CA1015618A true CA1015618A (en) 1977-08-16

Family

ID=23668977

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,030A Expired CA1015618A (en) 1973-12-03 1974-12-02 Servomechanism or relay using fluid pressure

Country Status (5)

Country Link
US (1) US3915062A (ja)
JP (1) JPS6029002B2 (ja)
CA (1) CA1015618A (ja)
DE (1) DE2447023A1 (ja)
IN (1) IN143532B (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4307836A (en) * 1977-12-27 1981-12-29 Robertshaw Controls Company Pneumatic control means for a vehicle heat exchanger system or the like
US4206686A (en) * 1978-12-04 1980-06-10 Worcester Controls Corporation Cantilever beam positioner for valve actuators
FI61076C (fi) * 1980-05-21 1982-05-10 Valmet Oy Laenkarmssystem
US4509403A (en) * 1982-04-23 1985-04-09 Fisher Controls International, Inc. Positioner having user-adjustable dynamic response
JPH0384201A (ja) * 1989-08-24 1991-04-09 Smc Corp 電空変換器
US5179888A (en) * 1991-04-02 1993-01-19 Topworks, Inc. Split clamp linear solenoid valve positioner
US5345856A (en) * 1993-03-02 1994-09-13 Automax, Inc. Valve positioner having adjustable gain
US5974945A (en) * 1997-08-14 1999-11-02 Valtek, Inc. Pneumatic valve positioner with adjustable gain
DE102014002528B4 (de) * 2014-02-24 2021-03-18 Stark Spannsysteme Gmbh Anzeigeeinrichtung zur optischen Anzeige eines Spannzustands einer Spannvorrichtung und Spannsystem

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2408685A (en) * 1943-05-31 1946-10-01 Republic Flow Meters Co Pressure responsive measuring instrument
US2789543A (en) * 1953-07-02 1957-04-23 Honeywell Regulator Co Stabilized pneumatic regulator apparatus
US3080853A (en) * 1961-02-02 1963-03-12 Robertshaw Fulton Controls Co Control mechanism
US3403598A (en) * 1966-05-16 1968-10-01 Bendix Corp Control apparatus having variable effective lever ratio force balance mechanism
US3620185A (en) * 1969-09-08 1971-11-16 Itt Hydraulic control system

Also Published As

Publication number Publication date
DE2447023A1 (de) 1975-06-05
US3915062A (en) 1975-10-28
JPS6029002B2 (ja) 1985-07-08
IN143532B (ja) 1977-12-24
JPS5084787A (ja) 1975-07-08

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