发明名称 Thermoplastics welding equipment for production of tubular bags from plastic film has a heat sealing band on a deformable support
摘要 <p>The welding head has a supporting cheek(3) with an electrically heated sealing band(5) for melting the plastic by contact. The sealing band is mounted on an elastically deformable hollow member(6) connected to the cheek.</p>
申请公布号 DE10005020(A1) 申请公布日期 2001.08.09
申请号 DE2000105020 申请日期 2000.02.04
申请人 ROVEMA - VERPACKUNGSMASCHINEN GMBH 发明人 EPP, ALEXANDER;BAUR, WALTER
分类号 B29C65/00;B29C65/22;B29C65/74;(IPC1-7):B29C65/00;B31B1/64;B65D51/26;B29C65/18 主分类号 B29C65/00
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