JPS62143398U

JPS62143398U -

Info

Publication number: JPS62143398U
Application number: JP3122186U
Authority: JP
Priority date: 1986-03-06
Filing date: 1986-03-06
Publication date: 1987-09-10

Description

[Brief explanation of the drawing]

第１図乃至第３図はこの考案の一実施例を示す
ものであり、第１図は正面図、第２図は縦断側面
図、第３図は横断底面図、第４図乃至第６図は従
来のスピーカーを示すものであり、第４図は正面
図、第５図は縦断側面図、第６図は横断底面図、
第７図は他の従来例を示す縦断底面図である。図中の符号１は平板振動板、２はフレーム、３
はマグネツト、４はボイスコンルボビン、５はサ
ブコーン、６はスパイダーである。なお、図中、
同一符号は同一又は相当部分を示す。 Figures 1 to 3 show an embodiment of this invention, with Figure 1 being a front view, Figure 2 being a longitudinal side view, Figure 3 being a cross-sectional bottom view, and Figures 4 to 6. 4 shows a conventional speaker, FIG. 4 is a front view, FIG. 5 is a vertical side view, and FIG. 6 is a cross-sectional bottom view.
FIG. 7 is a vertical sectional bottom view showing another conventional example. In the figure, 1 is a flat plate diaphragm, 2 is a frame, and 3
is a magnet, 4 is a voice cone bobbin, 5 is a subcone, and 6 is a spider. In addition, in the figure,
The same reference numerals indicate the same or equivalent parts.

Claims

[Scope of Claim for Utility Model Registration] (1) A speaker using a rectangular flat diaphragm with an aspect ratio of 2 or more, which has an elliptical or elliptical shape with a long axis relative to the long axis direction of the flat diaphragm. A speaker characterized by being equipped with a drive unit. (2) The voice coil constituting the drive unit is characterized by an oval or elliptical voice coil having a long axis relative to the long axis direction of the flat diaphragm, as set forth in claim 1 of the utility model registration claim. speaker. (3) Claim 1 of the utility model registration claim, characterized in that the magnet constituting the drive unit is an oval or elliptical magnet whose long axis is in the direction of the long axis of the flat diaphragm. Speakers listed in.