| 摘要 |
PROBLEM TO BE SOLVED: To provide a sealing device preventing disconnection of a lead wire when sealing seal parts at both sides of a synthetic resin film-made packaging bag.SOLUTION: When a seal part 2a is sealed from both sides of a packaging bag 2 by a seal block 25, a coil plate 24 heating the seal block 25 by an eddy current is arranged and fixed, and the seal part 2a of the packaging bag is sealed by the reciprocating motion of the seal block 25. |
