JPS58138496U - Acoustic transducer voice coil bobbin - Google Patents

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

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

第１図は従来のシート材、第２図は従来の帯紙を示し、
第３図はボビンにボイスコイルと帯紙を巻回した状態を
示す正面図、第４図は゛第３図の縦断面図、第５図は本
考案第１実施例のシート材の展開図１．第６図は第１実
施例のボビン成形の一状態を示す斜視図、第７図は第２
実施例のシート材の展開図、第８図は第２実施例のボビ
ンの横断面図、第９図は第３実施例のシート材の展開図
である。 、−１・・・ボビン、２・・・シート材、２ｂ・・・帯
紙、３・・・ボイスコイル、３ａ・・・引出線。Figure 1 shows a conventional sheet material, Figure 2 shows a conventional banding paper,
Fig. 3 is a front view showing the state in which the voice coil and banding paper are wound around the bobbin, Fig. 4 is a vertical sectional view of Fig. 3, and Fig. 5 is a developed view of the sheet material of the first embodiment of the present invention. FIG. 6 is a perspective view showing one state of bobbin forming in the first embodiment, and FIG.
FIG. 8 is a cross-sectional view of the bobbin of the second embodiment, and FIG. 9 is a developed view of the sheet material of the third embodiment. , -1...Bobbin, 2...Sheet material, 2b...Band paper, 3...Voice coil, 3a...Leader wire.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シート材を丸めｔ筒状のボビンを形成するとともに、シ
ート材の一部を丸める方向に延出し、ボビン上のボイス
コイルボビンの引出し線を押える帯紙を一体に形成して
なる音響変換器のボイスコイルボビン。A voice coil bobbin for an acoustic transducer, which is formed by rolling a sheet material to form a cylindrical bobbin, and integrally forming a band paper that extends in the direction of rolling a part of the sheet material and presses the lead wire of the voice coil bobbin on the bobbin. .