HK36589A - Position transmitters - Google Patents

Position transmitters

Info

Publication number
HK36589A
HK36589A HK365/89A HK36589A HK36589A HK 36589 A HK36589 A HK 36589A HK 365/89 A HK365/89 A HK 365/89A HK 36589 A HK36589 A HK 36589A HK 36589 A HK36589 A HK 36589A
Authority
HK
Hong Kong
Prior art keywords
position transmitters
transmitters
Prior art date
Application number
HK365/89A
Other languages
English (en)
Inventor
Jane E Smith
Raymond J Sampson
Original Assignee
Babcock & Wilcox 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
Application filed by Babcock & Wilcox Co filed Critical Babcock & Wilcox Co
Publication of HK36589A publication Critical patent/HK36589A/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P11/00—Arrangements for controlling dynamo-electric converters
    • H02P11/04—Arrangements for controlling dynamo-electric converters for controlling dynamo-electric converters having a dc output
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1472—Control of position or direction using feedback using an analogue comparing device with potentiometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/42—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using fluid means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Control Of Position Or Direction (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Amplifiers (AREA)
  • Measuring Fluid Pressure (AREA)
  • Servomotors (AREA)
HK365/89A 1984-09-10 1989-05-04 Position transmitters HK36589A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/649,246 US4731996A (en) 1984-09-10 1984-09-10 Position transmitter for a pneumatic-pneumatic or electro-pneumatic converter

Publications (1)

Publication Number Publication Date
HK36589A true HK36589A (en) 1989-05-12

Family

ID=24604011

Family Applications (1)

Application Number Title Priority Date Filing Date
HK365/89A HK36589A (en) 1984-09-10 1989-05-04 Position transmitters

Country Status (13)

Country Link
US (1) US4731996A (xx)
EP (1) EP0174748B1 (xx)
JP (1) JPS61116617A (xx)
KR (1) KR900006406B1 (xx)
AU (1) AU581229B2 (xx)
BR (1) BR8503284A (xx)
CA (1) CA1236544A (xx)
DE (1) DE3567068D1 (xx)
ES (1) ES8607579A1 (xx)
HK (1) HK36589A (xx)
IN (1) IN163745B (xx)
MX (1) MX165849B (xx)
SG (1) SG11989G (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3712337A1 (de) * 1987-04-11 1988-10-20 Vdo Schindling Elektropneumatischer stellungsregler
FR2770291B1 (fr) * 1997-10-28 2000-01-07 Peugeot Dispositif de mesure de deplacement destine a au moins deux applications differentes
US6753686B2 (en) * 2001-05-21 2004-06-22 Mitutoyo Corporation Method and apparatus for detecting failure of differential transformer, and method and apparatus for signal processing of differential transformer
EP1413047A4 (en) * 2001-05-30 2009-01-21 Nat Seating Company Inc TRUCK SEAT POSITIONING SYSTEM
DE102004045068B4 (de) * 2003-11-28 2022-09-01 Smc K.K. Steuervorrichtung für elektrische Stellglieder
US7298108B2 (en) * 2004-11-29 2007-11-20 Smc Kabushiki Kaisha Control system for electric actuator
CN100490282C (zh) * 2007-04-16 2009-05-20 中控科技集团有限公司 变送器回路供电方法及变送器
DE102007058517B4 (de) * 2007-12-05 2018-07-26 Abb Ag Digitaler Stellungsgeber
US10962622B2 (en) * 2013-12-23 2021-03-30 Rosemount Inc. Analog process variable transmitter with electronic calibration

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3482588A (en) * 1964-09-15 1969-12-09 Robertshaw Controls Co Electrically modulated pressure regulating and monitoring means
US3644816A (en) * 1970-12-21 1972-02-22 Gen Electric Manual and automatic master-slave control system
JPS4894456A (xx) * 1972-03-15 1973-12-05
US4031442A (en) * 1973-12-11 1977-06-21 Kubik Hydradrives, Inc. Electronic position and velocity control system
US3986526A (en) * 1974-06-14 1976-10-19 Sun Oil Company Of Pennsylvania Hybrid fluidic and fluid servo controller
FI59177C (fi) * 1980-04-18 1981-06-10 Antero Asko Ilkka Iivarinen Anordning foer reglering av aendpunkterna foer roerelsen av en arbetscylinders kolv
US4417312A (en) * 1981-06-08 1983-11-22 Worcester Controls Corporation Electronic controller for valve actuators
JPS5821503A (ja) * 1981-07-31 1983-02-08 Fuji Electric Co Ltd 静電容量式変位検出回路
US4456865A (en) * 1982-04-22 1984-06-26 The Babcock & Wilcox Company High torque servo positioner using 3 phase variable frequency constant torque controller
US4583029A (en) * 1984-07-06 1986-04-15 The Babcock & Wilcox Company Variable speed resistive network for a pneumatic servo assembly of an electro-pneumatic converter

Also Published As

Publication number Publication date
DE3567068D1 (en) 1989-02-02
KR860002897A (ko) 1986-04-30
IN163745B (xx) 1988-11-05
AU4333485A (en) 1986-06-19
US4731996A (en) 1988-03-22
JPH0429013B2 (xx) 1992-05-15
ES8607579A1 (es) 1986-06-01
EP0174748A1 (en) 1986-03-19
ES544065A0 (es) 1986-06-01
CA1236544A (en) 1988-05-10
JPS61116617A (ja) 1986-06-04
KR900006406B1 (ko) 1990-08-30
BR8503284A (pt) 1986-09-16
MX165849B (es) 1992-12-07
AU581229B2 (en) 1989-02-16
SG11989G (en) 1989-07-07
EP0174748B1 (en) 1988-12-28

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)