JPS63133797U - - Google Patents

Description

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

第１図は本考案に係る電磁音響変換器の断面図
、第２図は同じくその底面図、第３図は同じくそ
の実装例を示す断面図、第４図は本考案に係る電
磁音響変換器の別の実施例における正面図、第５
図は同じくその底面図、第６図は本考案に係る音
響変換器の別の実施例における断面図、第７図は
同じくその実施例を示す断面図、第８図は従来の
電磁音響変換器の断面図、第９図は同じく実装時
の問題点を示す図である。 １……ヨーク、２……ポール、３……コイル、
４……マグネツト、５……振動板、１４……絶縁
板、１５，１８，１９……接着剤層、１６，１７
……端子板、１６１，１７１……自由端。 Fig. 1 is a sectional view of an electromagnetic acoustic transducer according to the present invention, Fig. 2 is a bottom view thereof, Fig. 3 is a sectional view showing an example of its implementation, and Fig. 4 is an electromagnetic acoustic transducer according to the present invention. 5th front view of another embodiment of
6 is a sectional view of another embodiment of the acoustic transducer according to the present invention, FIG. 7 is a sectional view of the embodiment, and FIG. 8 is a conventional electromagnetic acoustic transducer. The sectional view of FIG. 9 is also a diagram showing problems during mounting. 1...Yoke, 2...Pole, 3...Coil,
4... Magnet, 5... Vibration plate, 14... Insulating plate, 15, 18, 19... Adhesive layer, 16, 17
...Terminal board, 161, 171...Free end.

Claims (1)

【実用新案登録請求の範囲】 (1) ヨークと、このヨークの上面に起立して設
けられたポールと、このポールに装着されたコイ
ルと、前記ポール及び前記コイルを包囲するよう
にして前記ヨークの前記上面に配置されたマグネ
ツトと、このマグネツトの端面で支持され前記ポ
ールの先端面に対して空隙を介して対向する振動
板とを有する電磁音響変換器において、前記ヨー
クの下面に絶縁板を接着し、この絶縁板の下面に
前記コイルに導通する金属薄板でなる一対の端子
板を接着し、前記端子板の自由端を前記絶縁板の
外部に導出したことを特徴とする電磁音響変換器
。 (2) 前記端子板は、前記自由端を折曲げてバネ
性を持たせたことを特徴とする実用新案登録請求
の範囲第１項に記載の電磁音響変換器。 (3) 前記端子板は、前記自由端を平板状とした
ことを特徴とする実用新案登録請求の範囲第１項
に記載の電磁音響変換器。 (4) 前記一対の端子板は、前記自由端を少なく
とも２つに分割してなることを特徴とする実用新
案登録請求の範囲第１項、第２項または第３項に
記載の電磁音響変換器。 (5) 前記一対の端子板は、前記絶縁板を径方向
に横切つて平行に配設したことを特徴とする実用
新案登録請求の範囲第１項、第２項または第３項
に記載の電磁音響変換器。 (6) 前記マグネツトは、プラスチツク、マグネ
ツトでなることを特徴とする実用新案登録請求の
範囲第１項、第２項、第３項、第４項または第５
項に記載の電磁音響変換器。[Claims for Utility Model Registration] (1) A yoke, a pole provided upright on the upper surface of the yoke, a coil attached to the pole, and a yoke that surrounds the pole and the coil. an electroacoustic transducer comprising a magnet disposed on the upper surface of the yoke, and a diaphragm supported by the end surface of the magnet and facing the tip end surface of the pole with a gap therebetween, an insulating plate being provided on the lower surface of the yoke. an electromagnetic acoustic transducer, characterized in that a pair of terminal plates made of thin metal plates that are electrically connected to the coil are bonded to the lower surface of the insulating plate, and the free ends of the terminal plates are led out to the outside of the insulating plate. . (2) The electromagnetic acoustic transducer according to claim 1, wherein the terminal plate has a spring property by bending the free end. (3) The electromagnetic acoustic transducer according to claim 1, wherein the terminal plate has a flat free end. (4) The electromagnetic acoustic conversion according to claim 1, 2, or 3 of the utility model registration claim, wherein the pair of terminal plates is formed by dividing the free end into at least two parts. vessel. (5) The utility model according to claim 1, 2, or 3, wherein the pair of terminal plates are arranged in parallel across the insulating plate in the radial direction. Electromagnetic acoustic transducer. (6) Claims 1, 2, 3, 4, or 5 of the utility model registration claim characterized in that the magnet is made of plastic or magnet.
The electromagnetic acoustic transducer described in section.