JPH01147597U

JPH01147597U -

Info

Publication number: JPH01147597U
Application number: JP4458088U
Authority: JP
Priority date: 1988-04-01
Filing date: 1988-04-01
Publication date: 1989-10-12

Description

[Brief explanation of the drawing]

第１図乃至第３図は本考案の第１実施例で、第
１図はスピーカ用振動板の正面平面図、第２図は
第１図の背面平面図、第３図は第１図の側面断面
図、第４図は本考案の第２実施例でスピーカ用振
動板の一部断面斜視図、第５図は本考案の第３実
施例でスピーカ用振動板の一部断面斜視図、第６
図乃至第９図は本考案の変形例で、第６図は楕円
形スピーカに用いられるスピーカ用振動板の正面
平面図、第７図は第６図の背面平面図、第８図は
方形スピーカに用いられるスピーカ用振動板の正
面平面図、第９図は第８図の背面平面図である。１，４，７，１１，１４…スピーカ用振動板、
２，５，８，１２，１５…ループ状リブ、３，６
，９，１３，１６…放射状リブ。 1 to 3 show a first embodiment of the present invention, in which FIG. 1 is a front plan view of a speaker diaphragm, FIG. 2 is a back plan view of FIG. 1, and FIG. 3 is a plan view of a speaker diaphragm. 4 is a partially sectional perspective view of a speaker diaphragm according to a second embodiment of the present invention; FIG. 5 is a partially sectional perspective view of a speaker diaphragm according to a third embodiment of the present invention; 6th
Figures 9 through 9 show modified examples of the present invention. Figure 6 is a front plan view of a speaker diaphragm used for an elliptical speaker, Figure 7 is a rear plan view of Figure 6, and Figure 8 is a rectangular speaker. FIG. 9 is a front plan view of a speaker diaphragm used in FIG. 8, and FIG. 9 is a rear plan view of FIG. 1, 4, 7, 11, 14...Speaker diaphragm,
2, 5, 8, 12, 15...Loop-shaped rib, 3, 6
, 9, 13, 16...radial ribs.

Claims

[Claims for Utility Model Registration] (1) A diaphragm for a speaker that is joined to a voice coil bobbin of a speaker and has an edge portion around the periphery, the vibration surface being from the joint portion of the voice coil bobbin to the edge portion, A plurality of loop-shaped ribs are provided on one side of the vibration surface in a concentric shape matching the shape of the edge portion from the center of the voice coil bobbin, and a plurality of loop-shaped ribs are provided on the other side from the center of the voice coil bobbin toward the edge portion. A speaker diaphragm comprising a plurality of radial ribs. (2) The speaker diaphragm according to claim 1, wherein the plurality of loop-shaped ribs and the plurality of radial ribs are formed on separate diaphragms and attached to each other. (3) The speaker diaphragm according to claim 1, wherein an intermediate layer is provided between the individual diaphragms when the individual diaphragms are attached.