To provide a thinned electromagnetic pump.
It is constituted by providing a compressor 22 having an opening 25a having a long diameter and a short diameter on one side and provided on a main body case 1 on the flat shape main body case 1 having an iron core storage chamber 15 inside and a section of which has a long diameter and a shortdiameter, arranging a diaphragm 40 shaped to have a long diameter and a short diameter on the opening 25a of this compressor 22 and on a central part of which a fixed plate 43 having a long diameter and a short diameter is installed and installing a support shaft (screw 53) of an oscillator driven by driving means (driving coil 32, accumulated iron core 30) stored in the iron core storage chamber 15 on the fixed plate 43 of this diaphragm 40, and it is formed in a flat shape without lowering pumping performance.
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KANEKO EIJI
YAMAZAKI YASUHISA
