JPS6242329U - - Google Patents

Description

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

第１図はこの考案に係る圧電共振部品の分解斜
視図、第２図は同上の組立状態を示す正面図、第
３図は同上を用いたラダーフイルターの斜視図、
第４図は同上の等価回路図、第５図は圧電素子の
斜視図、第６図は従来の圧電共振部品を示す斜視
図、第７図は同上の正面図である。 １……圧電基板、２……電極、３……圧電素子
、４……電極膜、５……取付基板、６……導電性
材料、７……突部、８……凹部。 FIG. 1 is an exploded perspective view of a piezoelectric resonant component according to this invention, FIG. 2 is a front view showing the same as the above in an assembled state, and FIG. 3 is a perspective view of a ladder filter using the same.
FIG. 4 is an equivalent circuit diagram of the same as above, FIG. 5 is a perspective view of a piezoelectric element, FIG. 6 is a perspective view of a conventional piezoelectric resonant component, and FIG. 7 is a front view of the same. DESCRIPTION OF SYMBOLS 1... Piezoelectric substrate, 2... Electrode, 3... Piezoelectric element, 4... Electrode film, 5... Mounting board, 6... Conductive material, 7... Protrusion, 8... Recessed part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 圧電基板の相反する面に電極を一部ラツプする
ように設けたエネルギーとじ込め型の圧電素子と
、前記圧電素子を取付ける取付基板とで構成され
、取付基板の素子取付面側に、圧電素子の端部を
支持する間隔を隔てて突部を設け、この突部の上
面に電極膜を形成し、その上に圧電素子を導電性
材料で接着した圧電共振部品。 It consists of an energy trapping type piezoelectric element with electrodes partially wrapped on opposite sides of a piezoelectric substrate, and a mounting board on which the piezoelectric element is attached. A piezoelectric resonant component in which protrusions are provided at intervals that support the ends, an electrode film is formed on the upper surface of the protrusions, and a piezoelectric element is bonded on top of the electrode film using a conductive material.