JPS637881U - - Google Patents

Info

Publication number
JPS637881U
JPS637881U JP10247686U JP10247686U JPS637881U JP S637881 U JPS637881 U JP S637881U JP 10247686 U JP10247686 U JP 10247686U JP 10247686 U JP10247686 U JP 10247686U JP S637881 U JPS637881 U JP S637881U
Authority
JP
Japan
Prior art keywords
ear canal
shape memory
memory alloy
superelastic
earphone
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
JP10247686U
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 JP10247686U priority Critical patent/JPS637881U/ja
Publication of JPS637881U publication Critical patent/JPS637881U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Headphones And Earphones (AREA)

Description

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

第1,2図は本考案実施例の断面図、第3図は
従来装置の断面図。 1:音響交換部、2:筐体、4:弾性体(形状
記憶合金)。
1 and 2 are cross-sectional views of an embodiment of the present invention, and FIG. 3 is a cross-sectional view of a conventional device. 1: Acoustic exchange part, 2: Housing, 4: Elastic body (shape memory alloy).

Claims (1)

【実用新案登録請求の範囲】 耳孔内に挿入されるイヤホンにおいて、 少なくとも装着時の温度状態において超弾性を
有する形状記憶合金を、耳孔内挿入部分に用いた
イヤホン。
[Scope of Claim for Utility Model Registration] An earphone that is inserted into the ear canal, in which a shape memory alloy that is superelastic at least in the temperature state when worn is used in the ear canal insertion part.
JP10247686U 1986-07-02 1986-07-02 Pending JPS637881U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10247686U JPS637881U (en) 1986-07-02 1986-07-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10247686U JPS637881U (en) 1986-07-02 1986-07-02

Publications (1)

Publication Number Publication Date
JPS637881U true JPS637881U (en) 1988-01-19

Family

ID=30974154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10247686U Pending JPS637881U (en) 1986-07-02 1986-07-02

Country Status (1)

Country Link
JP (1) JPS637881U (en)

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