JPH0459435U - - Google Patents

Info

Publication number
JPH0459435U
JPH0459435U JP10243890U JP10243890U JPH0459435U JP H0459435 U JPH0459435 U JP H0459435U JP 10243890 U JP10243890 U JP 10243890U JP 10243890 U JP10243890 U JP 10243890U JP H0459435 U JPH0459435 U JP H0459435U
Authority
JP
Japan
Prior art keywords
magnetic layer
magnetic
stress
change
magnetic permeability
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.)
Pending
Application number
JP10243890U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP10243890U priority Critical patent/JPH0459435U/ja
Publication of JPH0459435U publication Critical patent/JPH0459435U/ja
Pending legal-status Critical Current

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Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の一実施例によるひずみ検出
器の要部拡大図、第２図は受動軸に貼着される磁
歪材の順序の線図、第３図は従来のひずみ検出器
の取付け構成図である。 １……受動軸、６……磁性層、６ａ〜６ｄ……
磁歪材。なお、図中同一符号は同一又は相当部分
を示す。 Figure 1 is an enlarged view of the main parts of a strain detector according to an embodiment of this invention, Figure 2 is a diagram showing the order of the magnetostrictive material attached to the passive shaft, and Figure 3 is the installation of a conventional strain detector. FIG. 1...Passive axis, 6...Magnetic layer, 6a to 6d...
Magnetostrictive material. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 応力を受ける受動軸と、この受動軸の外周上に
固着された高透磁率を有する磁性層と、この磁性
層の周囲にギヤツプを隔てて配設され、上記磁性
層の上記応力に応じたひずみによる透磁率変化を
検出する検出コイルからなるひずみ検出器におい
て、上記磁性層は磁歪定数の異なる複数の磁歪材
を積層したことを特徴とするひずみ検出器。 A passive shaft subjected to stress, a magnetic layer having high magnetic permeability fixed on the outer periphery of the passive shaft, and a magnetic layer disposed around the magnetic layer with a gap therebetween, the strain being applied to the magnetic layer in response to the stress. 1. A strain detector comprising a detection coil for detecting a change in magnetic permeability caused by a change in magnetic permeability, wherein the magnetic layer is a stack of a plurality of magnetostrictive materials having different magnetostriction constants.
JP10243890U 1990-09-28 1990-09-28 Pending JPH0459435U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10243890U JPH0459435U (en) 1990-09-28 1990-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10243890U JPH0459435U (en) 1990-09-28 1990-09-28

Publications (1)

Publication Number Publication Date
JPH0459435U true JPH0459435U (en) 1992-05-21

Family

ID=31846693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10243890U Pending JPH0459435U (en) 1990-09-28 1990-09-28

Country Status (1)

Country Link
JP (1) JPH0459435U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59188968A (en) * 1983-04-11 1984-10-26 Kosuke Harada Torque sensor made of double layer structural amorphous magnetic thin band

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59188968A (en) * 1983-04-11 1984-10-26 Kosuke Harada Torque sensor made of double layer structural amorphous magnetic thin band

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