JPH028223U

JPH028223U -

Info

Publication number: JPH028223U
Application number: JP8076189U
Authority: JP
Priority date: 1989-07-11
Filing date: 1989-07-11
Publication date: 1990-01-19

Description

[Brief explanation of drawings]

第１図は本考案の長さたて振動子の電極接続構
成を示す枝の断面図、第２図はその具体的電極構
成を示す平面図、第３図は切断方位を説明する説
明図、第４図は長さたて振動子の平面図、第５図
はその支持構造の１実施例を示す斜視図、第６図
は従来の長さたて振動子の切断方位を説明する説
明図、第７図は第６図の電極構成図、第８図は第
６図の支持構造を示す斜視図である。１，６，６１……長さたて振動子、６ａ，６ｂ
，６ｃ，６１ａ，６１ｂ，６１ｃ……枝、８ａ，
８ｂ，８ｃ，８ｄ，８ｅ，８ｆ……電極、１０ａ
，１０ｂ……引出し電極、６ｄ……連結部、９ａ
，９ｂ……接続端子、１２……支持部材。 FIG. 1 is a cross-sectional view of a branch showing the electrode connection configuration of the vertical vibrator of the present invention, FIG. 2 is a plan view showing the specific electrode configuration, and FIG. 3 is an explanatory diagram illustrating the cutting direction. Fig. 4 is a plan view of a vertical transducer, Fig. 5 is a perspective view showing one embodiment of its support structure, and Fig. 6 is an explanatory diagram illustrating the cutting direction of a conventional longitudinal transducer. , FIG. 7 is a diagram showing the structure of the electrode shown in FIG. 6, and FIG. 8 is a perspective view showing the support structure shown in FIG. 6. 1, 6, 61...Length vertical vibrator, 6a, 6b
, 6c, 61a, 61b, 61c...branch, 8a,
8b, 8c, 8d, 8e, 8f... electrode, 10a
, 10b...Extraction electrode, 6d...Connection part, 9a
, 9b... connection terminal, 12... support member.

Claims

[Scope of utility model registration request]

In a vertical vibrator made of a thin piezoelectric crystal plate, the shape of the vibrator is composed of three branches and a connecting part connecting the branches, and the width dimension of the branches is 3.
The main surfaces of each of the three branches are formed with excitation electrode films, and the electrode films are formed on the upper surfaces of both sides of the three branches and the lower surface of the middle branch. are connected to each other to form one electrode, and the electrode films formed on the lower surfaces of the branches on both sides and the electrode films formed on the upper surface of the middle branch are respectively connected to form the other electrode. A vertical vibrator characterized in that two terminals are formed and a connecting portion of the vibrator made of the piezoelectric crystal thin plate is fixed to a support member.