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
Links
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 210000000613 ear canal Anatomy 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Headphones And Earphones (AREA)
Description
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)
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.
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) |
-
1986
- 1986-07-02 JP JP10247686U patent/JPS637881U/ja active Pending
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