JPH0390524U

JPH0390524U -

Info

Publication number: JPH0390524U
Application number: JP15100889U
Authority: JP
Priority date: 1989-12-29
Filing date: 1989-12-29
Publication date: 1991-09-13

Description

[Brief explanation of drawings]

第１図ないし第５図はこの考案の各種実施例の
水晶振動子用気密端子について説明するためのも
ので、第１図は第１図実施例の気密端子における
第３のサポートの拡大斜視図、第２図は第１実施
例の気密端子の平面図、第３図は第２図のＸ−Ｘ
線に沿う断面図、第４図は第２実施例における第
３のサポートの拡大斜視図、第５図は第３実施例
における第３のサポートの拡大斜視図である。第
６図は従来の水晶振動子用気密端子の平面図、第
７図は第６図のＹ−Ｙ線に沿う断面図、第８図は
第６図の気密端子における第１、または第２のサ
ポートの部分拡大斜視図、第９図は第６図の気密
端子における第３のサポートの拡大斜視図である
。第１０図ないし第１２図は他の従来の水晶振動
子用気密端子を説明するためのもので、第１０図
は気密端子の部分正面図、第１１図は別の気密端
子の部分断面図、第１２図は第１１図における第
３のサポートの平面図である。２０……金属外環、２３……第１のリード線、
２４……第２のリード線、２５……凹部、２８…
…第３のリード線、２９……第１のサポート、３
０……第２のサポート、３１，３５，３７……第
３のサポート、３２……屈曲部、３３，３６……
透孔、３４……切欠き、３８……切欠き。 Figures 1 to 5 are for explaining airtight terminals for crystal resonators according to various embodiments of this invention, and Figure 1 is an enlarged perspective view of the third support in the airtight terminal of the embodiment shown in Figure 1. , Fig. 2 is a plan view of the airtight terminal of the first embodiment, and Fig. 3 is taken along line X-X in Fig. 2.
4 is an enlarged perspective view of the third support in the second embodiment, and FIG. 5 is an enlarged perspective view of the third support in the third embodiment. FIG. 6 is a plan view of a conventional hermetic terminal for a crystal resonator, FIG. 7 is a sectional view taken along line Y-Y in FIG. 6, and FIG. FIG. 9 is an enlarged perspective view of a third support in the hermetic terminal of FIG. 6. FIG. 10 to 12 are for explaining other conventional airtight terminals for crystal resonators, FIG. 10 is a partial front view of the airtight terminal, FIG. 11 is a partial sectional view of another airtight terminal, FIG. 12 is a plan view of the third support in FIG. 11. 20... Metal outer ring, 23... First lead wire,
24... second lead wire, 25... recess, 28...
...Third lead wire, 29...First support, 3
0... Second support, 31, 35, 37... Third support, 32... Bent part, 33, 36...
Through hole, 34...notch, 38...notch.

Claims

[Claims for Utility Model Registration] A pair of first and second lead wires that pass through both ends of a metal outer ring and are insulated and sealed with glass, and a pair of lead wires that are formed at the center of the upper surface of the metal outer ring. A third lead wire penetrates the bottom of the recess and is sealed with a brazing material, and a third lead wire extends upward from the tips of the first and second lead wires and electrically and mechanically connects both ends of the crystal vibrating piece. A first support and a second support of an elastic conductive material to be connected.
and a third support made of an elastic conductive material that extends upward from the tip of the third lead wire and is electrically connected to the lower peripheral edge of the crystal vibrating piece, the third support being The support extends upward integrally from the tip of the third lead wire located near the bottom of the recess of the metal outer ring, and is provided between the third lead wire and the tip connected to the crystal vibrating piece. 1. An airtight terminal for a crystal resonator, comprising a bent portion and a through hole or notch formed in the bent portion.