JPS6374891U

JPS6374891U -

Info

Publication number: JPS6374891U
Application number: JP16830086U
Authority: JP
Priority date: 1986-10-31
Filing date: 1986-10-31
Publication date: 1988-05-18

Description

[Brief explanation of the drawing]

第１図は本考案に係るヘツドホンのコードチユ
ーブの中間部分の断面図、第２図は両端部分の断
面図、第３図は組み立てた状態の両端部断面図、
第４図は要部斜視図、第５図はヘツドホンの一般
構造を示す説明図、第６図は従来例コードチユー
ブの断面図である。１はバンドバネ、２は基体、３は支柱、４はヘ
ツドホンユニツト、５はコード、６はコードチユ
ーブである。 FIG. 1 is a sectional view of the middle part of the cord tube of the headphone according to the present invention, FIG. 2 is a sectional view of both ends, and FIG. 3 is a sectional view of both ends in an assembled state.
FIG. 4 is a perspective view of the main parts, FIG. 5 is an explanatory diagram showing the general structure of the headphone, and FIG. 6 is a sectional view of a conventional cord tube. 1 is a band spring, 2 is a base, 3 is a support, 4 is a headphone unit, 5 is a cord, and 6 is a cord tube.

Claims

[Scope of utility model registration request]

A band spring 1, a base 2 that slidably holds the band spring 1, a support 3 that is rotatably supported by the base 2, and a headphone unit 4 that is rotatably supported by the support 3. In a headphone comprising a cord 5 for introducing audio current into the headphone unit 4, and a cord tube 6 for locking the cord 5 along with the band spring 1,
The cord tube 6 has an oval cross section, and has a continuous hole 6a for passing the cord 5 on one side of the oval along its entire length, and a cut groove for fitting the band spring 1 on the other side. A continuous hole 6b that opens toward the outside is formed by 6c, and an engaging piece 6e with an engaging hole 6f bored on one side, sandwiching the cut groove 6c, is provided at both ends thereof, and an engaging piece 6e is provided protruding from the other end. It has a shape in which a locking piece 6d that is inserted into and locked in the engaging hole 6f protrudes from the side thereof, and the cord 5 is inserted into the continuous hole 6a.
A headphone characterized in that a band spring 1 is fitted into a continuous hole 6b through a cut groove 6c into a cord tube 6 through which a cord tube 6 is inserted, and a locking piece 6d is locked to an engaging piece 6e.