JPS5933385U

JPS5933385U - headphone

Info

Publication number: JPS5933385U
Application number: JP12718182U
Authority: JP
Inventors: 沢田　嘉夫
Original assignee: Pioneer Corp
Current assignee: Pioneer Corp
Priority date: 1982-08-23
Filing date: 1982-08-23
Publication date: 1984-03-01
Also published as: JPS639192Y2

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図は従来例のヘッドホンの一例を示す要部の正面図
で、第２図は他の従来例のヘッドホンを示す要部の一部
を切除した正面図、第３図のイ。町よ第２図の■−■線断面図で、同図のイは不使用時で
、同図の川よ使用時を示し７、第４図は本考案に係るヘ
ッドホンの要部を示す斜視図、第５図及び第６図は夫々
同要部の拡大断面図で、第５図は使用時の状態を、第６
図は不使用時の状態を示し、第７図は第５図の■−■線
断面図、第８図は第５図の■−■線断面図、第９図は要
部の構成部　７品を示す斜視図である。１・・・ホルタ、２・・・スピーカユニット・、３・・
・支軸、３ａ・・・端面、４・・・縦溝、７・・・アー
ム、８・・・ヘッドバンド、１１・・・スライダ、１３
・・・バネ、１４・・・ピン。FIG. 1 is a front view of a main part of an example of a conventional headphone, FIG. 2 is a front view of another conventional headphone with a part of the main part cut away, and FIG. This is a cross-sectional view taken along the line ■-■ in Figure 2, where A shows the state when not in use, 7 shows when the headphone is in use, and Figure 4 is a perspective view showing the main parts of the headphone according to the present invention. Figures 5 and 6 are enlarged cross-sectional views of the same essential parts, respectively. Figure 5 shows the state when in use, and Figure 6
The figures show the state when not in use, FIG. 7 is a sectional view taken along the line ■-■ in FIG. 5, FIG. 8 is a sectional view taken along the line ■-■ in FIG. FIG. 1... Holter, 2... Speaker unit, 3...
・Spindle, 3a... End face, 4... Vertical groove, 7... Arm, 8... Headband, 11... Slider, 13
...Spring, 14...pin.

Claims

[Scope of utility model registration request]

A support shaft is provided protruding from either one end of the holder having the speaker unit and the arm attached to the end of the headband, and the other end is provided with a support shaft that is slidable but non-rotatable on the support shaft. In addition to arranging the slider, the holder and arm are rotatably or irremovably connected by a support shaft, and the slider has a longitudinal groove formed on the end surface of the support shaft and a removable pin that can be operated from the outside. 1. A headphone characterized in that the slider is biased in the direction of the support shaft by a spring, and the speaker unit is positioned in a use state when the vertical groove and the pin are engaged.