JPS59104693U - speaker - 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 drawings]

第１図乃至第６図は従来のスピーカのエツジを示すもの
で第１図はロールエツジ、第２図はコルゲーションエツ
ジ、第３図はタンジエンシャルエッジの断面図、第４図
は第３図の正面図、第５図と第６図は上下対称形とした
タンジエンシャルエッジの正面図と断面図、第７図と第
８図は本考案の一実施例の正面図と断面図である。 １・・・・・・凸部の環線、セ・・・・・・凹部の頂線
、３・・・・・・凸部の三角形状面、４・・・・・・凹
部の三角形状面、５・・・・・・３，４の境界線、６・
・・・・・小凸部、７・・曲小凹部。Figures 1 to 6 show the edges of conventional speakers. Figure 1 is a roll edge, Figure 2 is a corrugated edge, Figure 3 is a sectional view of a tangential edge, and Figure 4 is a cross-sectional view of the tangential edge. A front view, FIGS. 5 and 6 are a front view and a sectional view of a vertically symmetrical tangential edge, and FIGS. 7 and 8 are a front view and a sectional view of an embodiment of the present invention. 1... Ring line of the convex part, C... Vertex line of the concave part, 3... Triangular surface of the convex part, 4... Triangular face of the concave part , 5...Boundary line of 3 and 4, 6.
...Small convex part, 7...Small curved concave part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 振動系の中心と同心円の接触方向に、上下面に交互に突
出する五角錐を形成したタンジエンシャルエッジの前記
五角錐の底辺が交わる境界線上に、小さな五角錐を交互
に上下面に突出して形成したことを特徴とするスピーカ
。In the direction of contact between the center of the vibration system and the concentric circle, small pentagonal pyramids are alternately projected onto the upper and lower surfaces on the boundary line where the bases of the pentagonal pyramids of the tangential edge intersect, forming pentagonal pyramids that alternately project on the upper and lower surfaces. A speaker characterized by the following: