发明名称 ELECTRODE CONSTRUCTION OF CRYSTAL VIBRATOR
摘要 PURPOSE:To stabilize frequencies and improve aging characteristics by making the two excitation electrodes disposed at the base part of a tuning fork mutually parallel to the two planes assuming the tuning fork type of a vibrator and so designing the vibrator that no excitation electrodes are provided on lateral portions, in a 5 deg.X-cut tuning fork type crystal vibrator.
申请公布号 JPS52149490(A) 申请公布日期 1977.12.12
申请号 JP19760066756 申请日期 1976.06.08
申请人 SEIKO INSTR & ELECTRONICS 发明人 TOUCHI SEIJI
分类号 H03H9/19;H03H9/05;H03H9/215 主分类号 H03H9/19
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