JPS6372992U

JPS6372992U -

Info

Publication number: JPS6372992U
Application number: JP16650486U
Authority: JP
Priority date: 1986-10-31
Filing date: 1986-10-31
Publication date: 1988-05-16

Description

[Brief explanation of the drawing]

第１図乃至第６図は本考案に係るドーム型スピ
ーカの実施例を示し、第１図は要部の断面図、第
２図は部分的拡大断面図、第３図は絶縁部材の一
部除去した斜視図、第４図は絶縁部材における端
子配置部の他の形態を示す要部の斜視図、第５図
Ａ，Ｂは第４図における端子配置部への端子金具
の埋設形態を示す断面図であり、Ａは端子金具を
上から、Ｂは下からそれぞれ嵌合配置する形態を
示す断面図、第６図はトツププレートの内周部と
内側端子部の配置関係を示す底面図である。第７
図は我々が先に提案したドーム型スピーカを示す
断面図、第８図は従来のドーム型スピーカを示す
部分的断面図である。１：磁気回路部、２：ヨーク、３：ポール部、
４：マグネツト、５：トツププレート、１０：振
動系、１１：ドーム型振動板、１２：コイルボビ
ン部、１３：エツジ部、１４：ボイスコイル、１
５：フレーム、１６：端子配置溝、２０：絶縁部
材、２１：リング部、２２：端子配置部、２３：
端子金具、２６：デイフユーザー。 1 to 6 show an embodiment of a dome-shaped speaker according to the present invention, in which FIG. 1 is a sectional view of the main part, FIG. 2 is a partially enlarged sectional view, and FIG. 3 is a part of an insulating member. A removed perspective view, FIG. 4 is a perspective view of the main part showing another form of the terminal placement part in the insulating member, and FIGS. 5A and B show a form of embedding the terminal fitting in the terminal placement part in FIG. 4. 6 is a sectional view showing a form in which the terminal fittings are fitted and arranged from above and from below, and FIG. 6 is a bottom view showing the arrangement relationship between the inner peripheral part of the top plate and the inner terminal part. be. 7th
The figure is a sectional view showing a dome-shaped speaker that we proposed earlier, and FIG. 8 is a partial sectional view showing a conventional dome-shaped speaker. 1: Magnetic circuit section, 2: Yoke, 3: Pole section,
4: Magnet, 5: Top plate, 10: Vibration system, 11: Dome-shaped diaphragm, 12: Coil bobbin section, 13: Edge section, 14: Voice coil, 1
5: Frame, 16: Terminal placement groove, 20: Insulating member, 21: Ring portion, 22: Terminal placement portion, 23:
Terminal fitting, 26: Defective user.

Claims

[Claims for Utility Model Registration] A dome-shaped diaphragm, a coil bobbin part, and an edge part extending horizontally from the lower end thereof are integrally molded, and the edge part is connected to an edge arrangement stepped part provided on the outer periphery of the pole part of the yoke. In a dome-shaped speaker which is arranged in such a manner that it is held between the inner circumferential lower surface of the top plate by an edge holding member and a ring-shaped frame is arranged on the front side of the top plate, the ring-shaped frame is formed on the lower surface side of the frame. a terminal arrangement groove extending from the inner circumferential portion to the outer circumferential direction; a ring portion that is fitted and arranged on the inner peripheral edge of the frame; and a terminal arrangement portion that is fitted into the terminal arrangement groove and extends outside the magnetic circuit from the ring portion. and a terminal metal fitting embedded in the terminal arrangement portion, and a dome-shaped device characterized in that a differential user disposed on the front side of the diaphragm is integrally molded with the ring portion. speaker.