GB2080632B - Differential transformers - Google Patents

Differential transformers

Info

Publication number
GB2080632B
GB2080632B GB8121382A GB8121382A GB2080632B GB 2080632 B GB2080632 B GB 2080632B GB 8121382 A GB8121382 A GB 8121382A GB 8121382 A GB8121382 A GB 8121382A GB 2080632 B GB2080632 B GB 2080632B
Authority
GB
United Kingdom
Prior art keywords
differential transformers
transformers
differential
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
GB8121382A
Other versions
GB2080632A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2080632A publication Critical patent/GB2080632A/en
Application granted granted Critical
Publication of GB2080632B publication Critical patent/GB2080632B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01D5/12—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 electric or magnetic means
    • G01D5/14—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 electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—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 electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/22—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 electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
    • G01D5/225—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 electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils
    • G01D5/2258—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 electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils by a movable ferromagnetic element, e.g. core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
    • H01F21/065—Measures for obtaining a desired relation between the position of the core and the inductance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB8121382A 1980-07-10 1981-07-10 Differential transformers Expired GB2080632B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9327580A JPS5719613A (en) 1980-07-10 1980-07-10 Differential sensor

Publications (2)

Publication Number Publication Date
GB2080632A GB2080632A (en) 1982-02-03
GB2080632B true GB2080632B (en) 1984-10-24

Family

ID=14077882

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8121382A Expired GB2080632B (en) 1980-07-10 1981-07-10 Differential transformers

Country Status (2)

Country Link
JP (1) JPS5719613A (en)
GB (1) GB2080632B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3305403A1 (en) * 1982-10-19 1984-04-19 Saburo Kawaguchi Saitama Chugun DIFFERENTIAL TRANSFORMER AND DIFFERENTIAL TRANSFORMER SYSTEM
JPS59105516A (en) * 1982-12-09 1984-06-18 Saburo Nakagoori Differential transformer
JPS60168017A (en) * 1984-02-10 1985-08-31 S G:Kk Linear position detecting device
JPS61198017A (en) * 1985-02-28 1986-09-02 Honda Lock:Kk Differential transformer
DE69410076T2 (en) * 1994-03-21 1998-12-10 Tesa Brown & Sharpe Sa Tubular coil unit of a displacement sensor
DE102011119981B4 (en) * 2011-12-02 2014-02-27 Krohne Messtechnik Gmbh Vortex flowmeter
EP4253915A1 (en) * 2022-03-30 2023-10-04 Crompton Technology Group Limited Composite cylinder

Also Published As

Publication number Publication date
JPS5719613A (en) 1982-02-01
JPS6259762B2 (en) 1987-12-12
GB2080632A (en) 1982-02-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee