| 摘要 |
<P>PROBLEM TO BE SOLVED: To steadily assure ultrasonic welding to an extremely thin galvanic cell, in the device for airtight and fluid-tight sealing by an ultrasonic welding of the plastic layer of the casing component of the galvanic cell of thin-flat plate cell shape. <P>SOLUTION: In the sealing device, an anvil plate 2 which is useful as a support board for the jointing component in the sealing device is positioned opposed to a sonotrode 4 that is useful for ultrasonic welding, and it is supported concentrically to the sonotrode, and further, a guiding means 6 and a compression spring 5 are provided at the edge area. <P>COPYRIGHT: (C)2003,JPO |
