发明名称 PRODUCTION OF ULTRASONIC DELAY LINE
摘要 PURPOSE:To prevent fissures, breaks, and cracks of a glass medium and to improve the throughput by heating the glass medium to a certain temperature in an auxiliary heating part and heating it to a prescribed temperature in a main heating part and placing a solder or the like on it and fusing the solder in a fusing part an placing a piezoelectric element on it and cooling it in a cooling part. CONSTITUTION:In case of junction, the glass medium is put in an aluminum block 4a of an auxiliary heating part A and is heated auxiliarily to a set temperature within a certain time. The glass medium is sent to a main heating part B and is heated to a prescribed temperature higher than the temperature of the auxiliary heating part A. The heating temperature at this time is the final objective temperature. Next, the glass medium is sent to a fusing part C, and the solder is placed on the glass medium and is fused, and the piezoelectric element is placed on the fused solder and is positioned, and the glass medium is sent to a cooling part D and is cooled with a cooling fan 5. This work is performed continuously while placing glass mediums on aluminum blocks 4a-4d simultaneously and sending them successively.
申请公布号 JPS61139113(A) 申请公布日期 1986.06.26
申请号 JP19840262370 申请日期 1984.12.11
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 TAWARA SEIJI;YAMADA TETSUZO;KAWAKAMI TAKAYUKI;MORIKAWA YASUSHI
分类号 H03H3/007;H03H9/36;(IPC1-7):H03H9/36 主分类号 H03H3/007
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