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GB2202331B - Electromagnetic transducer - Google Patents

Electromagnetic transducer

Info

Publication number
GB2202331B
GB2202331B GB8706594A GB8706594A GB2202331B GB 2202331 B GB2202331 B GB 2202331B GB 8706594 A GB8706594 A GB 8706594A GB 8706594 A GB8706594 A GB 8706594A GB 2202331 B GB2202331 B GB 2202331B
Authority
GB
United Kingdom
Prior art keywords
electromagnetic transducer
transducer
electromagnetic
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 - Fee Related
Application number
GB8706594A
Other versions
GB2202331A (en
GB8706594D0 (en
Inventor
Graham Harbottle
William Ellison Jeffers
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.)
British Gas PLC
Original Assignee
British Gas PLC
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 British Gas PLC filed Critical British Gas PLC
Priority to GB8706594A priority Critical patent/GB2202331B/en
Publication of GB8706594D0 publication Critical patent/GB8706594D0/en
Publication of GB2202331A publication Critical patent/GB2202331A/en
Application granted granted Critical
Publication of GB2202331B publication Critical patent/GB2202331B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means
    • G01P3/665—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means for projectile velocity measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/22—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters
    • G01F1/24—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters with magnetic or electric coupling to the indicating device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/28—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/68—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/11—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by inductive pick-up
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/02—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring forces exerted by the fluid on solid bodies, e.g. anemometer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB8706594A 1987-03-19 1987-03-19 Electromagnetic transducer Expired - Fee Related GB2202331B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8706594A GB2202331B (en) 1987-03-19 1987-03-19 Electromagnetic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8706594A GB2202331B (en) 1987-03-19 1987-03-19 Electromagnetic transducer

Publications (3)

Publication Number Publication Date
GB8706594D0 GB8706594D0 (en) 1987-04-23
GB2202331A GB2202331A (en) 1988-09-21
GB2202331B true GB2202331B (en) 1991-01-02

Family

ID=10614276

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8706594A Expired - Fee Related GB2202331B (en) 1987-03-19 1987-03-19 Electromagnetic transducer

Country Status (1)

Country Link
GB (1) GB2202331B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4027028C2 (en) * 1990-08-27 1994-09-15 Prominent Dosiertechnik Gmbh Method and device for determining the flow rate of a fluid with a pulsating flow
DE4239635C2 (en) * 1992-11-23 1998-02-12 Hartmann & Braun Ag Device for measuring the travel of valve rod movements of electropneumatic positioners
DE4407648C2 (en) * 1994-03-08 1997-09-04 Volkswagen Ag Device for detecting the position of an actuator
AU1866999A (en) * 1999-01-05 2000-07-24 Jui Yang Lo A means for detecting fluid level
JP2004012308A (en) * 2002-06-07 2004-01-15 Smc Corp Position measuring device, float type flow meter and position measuring method using coil
DE102004036428A1 (en) * 2004-07-27 2006-03-23 Abb Patent Gmbh Float flowmeter with electrical output signal
US8196466B2 (en) * 2009-04-28 2012-06-12 Eaton Corporation Sensor for inductive measure of fluid level
CN102853868B (en) * 2012-08-17 2014-09-17 西安建筑科技大学 Two-way multifunctional rotor flow meter
KR101498195B1 (en) 2012-12-28 2015-03-05 주식회사 한화 Muzzle velocity measuring apparatus and method
JP2015080379A (en) * 2013-10-18 2015-04-23 タイコエレクトロニクスジャパン合同会社 Position detection sensor, and throttle device of internal combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815488A (en) * 1955-03-03 1959-06-24 Glanzstoff Ag Improvements relating to measurement transmitters
GB1135394A (en) * 1965-07-28 1968-12-04 Graviner Colnbrook Ltd Improvements in or relating to position sensitive apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815488A (en) * 1955-03-03 1959-06-24 Glanzstoff Ag Improvements relating to measurement transmitters
GB1135394A (en) * 1965-07-28 1968-12-04 Graviner Colnbrook Ltd Improvements in or relating to position sensitive apparatus

Also Published As

Publication number Publication date
GB2202331A (en) 1988-09-21
GB8706594D0 (en) 1987-04-23

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040319