JPS615092U

JPS615092U - band

Info

Publication number: JPS615092U
Application number: JP4679185U
Authority: JP
Inventors: ヨルグ・トラガチユニツク
Original assignee: ヤマハ株式会社
Priority date: 1985-04-01
Filing date: 1985-04-01
Publication date: 1986-01-13

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は、この考案をヘッドホンのヘッドバンドに適用
した一実施例を示す正面図である。第２図は、第１図のヘッドホンの底面図である。第３図は、第１図におけるヘッドホンユニット２の拡大
断面図である。第４図は、第１図のヘッドホンの非装着時の状態を示す
正面図である。第５図は、第４図の状態の底面図である。第６図、第７図は、それそれ第１図のヘッドホンにおい
て、バンド本体の長さ調節機構の一例を示す要部底面図
である。第８図は、第１図のヘッドホンにおけるサイドパツド４
の巻回状態から拡開状態に至る過程を示す簡略図である
。第９図は、第８図の各状態におけるサイドバンド４の曲
率半径Ｒと装着力の関係を示す線図である。第１０図は、第８図の各状態におけるサイドバンド４の
状態を示す図である。１・・・バンド本体、２・・・ヘッドホンユニット、３
・・・トップバンド、４・・・サイドバンド、４４・・
・スリット、４５・・・ヒンジ部、４６・・・粱部。FIG. 1 is a front view showing an embodiment in which this invention is applied to a headband of headphones. FIG. 2 is a bottom view of the headphones of FIG. 1. FIG. 3 is an enlarged sectional view of the headphone unit 2 in FIG. 1. FIG. 4 is a front view of the headphones shown in FIG. 1 when the headphones are not worn. FIG. 5 is a bottom view of the state shown in FIG. 4. 6 and 7 are bottom views of essential parts showing an example of the length adjustment mechanism of the band body in the headphones shown in FIG. 1, respectively. Figure 8 shows the side pad 4 of the headphones in Figure 1.
FIG. 3 is a simplified diagram showing a process from a rolled state to an expanded state. FIG. 9 is a diagram showing the relationship between the radius of curvature R of the side band 4 and the mounting force in each state shown in FIG. 8. FIG. 10 is a diagram showing the states of the side band 4 in each state of FIG. 8. 1...Band body, 2...Headphone unit, 3
...Top band, 4...Side band, 44...
- Slit, 45... hinge part, 46... rim part.

Claims

[Scope of utility model registration request]

(1) A band characterized by having a restoring force in the mounting direction and obtaining the mounting force from this restoring force.

(2) A hinge part and a shank part are formed alternately, and this hinge part,
Alternatively, the above-mentioned restoring force is obtained by the hinge portion and the shank portion.
The band described in section 1).

(3)' The hinge portion is formed in a V-shape, and the restoring force is obtained by expanding or closing the V-shape, as set forth in claim (2) of the utility model registration claim. band.

(4) Utility model registration claim No. 1, characterized in that the portion that generates the restoring force is made of thermoplastic elastomer.
) to (3).