JPS6340918U - - Google Patents

Info

Publication number
JPS6340918U
JPS6340918U JP13456486U JP13456486U JPS6340918U JP S6340918 U JPS6340918 U JP S6340918U JP 13456486 U JP13456486 U JP 13456486U JP 13456486 U JP13456486 U JP 13456486U JP S6340918 U JPS6340918 U JP S6340918U
Authority
JP
Japan
Prior art keywords
elastic material
auditory canal
external auditory
shape memory
memory alloy
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.)
Granted
Application number
JP13456486U
Other languages
English (en)
Other versions
JPH0240971Y2 (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 JP13456486U priority Critical patent/JPH0240971Y2/ja
Publication of JPS6340918U publication Critical patent/JPS6340918U/ja
Application granted granted Critical
Publication of JPH0240971Y2 publication Critical patent/JPH0240971Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Headphones And Earphones (AREA)
  • Laminated Bodies (AREA)

Description

【図面の簡単な説明】
第１図Ａは本考案による耳栓の一実施例を装着
状態にて示す側面断面図、同Ｂは該実施例の形状
記憶合金の温度変化による変形を示す正面図、第
２図および第３図は本考案の他の実施例をそれぞ
れ示す側面断面図である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外耳道に挿入される断面円形の伸縮材と、該伸
    縮材内に設けられ、常温に加温されることにより
    変形して前記伸縮材の周面を前記外耳道の内壁に
    押し付ける形状記憶合金とからなることを特徴と
    する航空機用耳栓。
JP13456486U 1986-09-02 1986-09-02 Expired JPH0240971Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13456486U JPH0240971Y2 (ja) 1986-09-02 1986-09-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13456486U JPH0240971Y2 (ja) 1986-09-02 1986-09-02

Publications (2)

Publication Number Publication Date
JPS6340918U true JPS6340918U (ja) 1988-03-17
JPH0240971Y2 JPH0240971Y2 (ja) 1990-10-31

Family

ID=31035922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13456486U Expired JPH0240971Y2 (ja) 1986-09-02 1986-09-02

Country Status (1)

Country Link
JP (1) JPH0240971Y2 (ja)

Also Published As

Publication number Publication date
JPH0240971Y2 (ja) 1990-10-31

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