| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heat seal unit improving security. <P>SOLUTION: The heat seal unit 1 performs heat seal to a thermal weld deposition sheet P conveyed under a facing state of the inner face P2, where a heater table 2 and a heater cradle 3 are arranged so as to face mutually via the conveying thermal weld deposition sheet P, the heater table 2 has a heating section 21, the heater cradle 3 has a pressure bonding section 322 facing the heating section 21, and at the upper part of a space in which the heater table 2 and heater cradle 3 are arranged, covers are placed so as to cover the space. The cover includes a heater table side cover 41 prepared in a position near the heater table 2 and a heater cradle side cover 42 prepared in a position near the heater cradle 3, wherein the heater table side cover 41 and heater cradle side cover 42 are arranged at a spaced interval large enough to pass the thermal weld deposition sheet P from above. <P>COPYRIGHT: (C)2012,JPO&INPIT |
