发明名称 |
APPARATUS AND METHOD FOR WELDING |
摘要 |
An apparatus for welding a covering film superimposed on a sheet of thermoformable plastic material provided with a plurality of containers thermoformed thereupon, includes a first plate arrangement provided with an operating wall for supporting the sheet and a second plate arrangement provided with a welding arrangement for pressing the film and the sheet against the operating wall such as to weld the film and the sheet. The sheet includes a plurality of through holes interposed between the containers, and the first plate arrangement includes a conduit arrangement leading onto the operating wall at the through holes for extracting air from the containers, and/or for directing a gas to the containers. |
申请公布号 |
EP2496479(B1) |
申请公布日期 |
2015.03.25 |
申请号 |
EP20100809042 |
申请日期 |
2010.11.04 |
申请人 |
SARONG SOCIETA' PER AZIONI |
发明人 |
BARTOLI, ANDREA;TRALDI, FLAVIO;CAVAZZOLI, GIANNI |
分类号 |
B65B7/16 |
主分类号 |
B65B7/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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