发明名称 Flexible tube dispenser for viscous materials with movable insert and method of assembly
摘要 A cylindrical tube enclosure with flexible walls having at one end a semi-rigid dome-shaped closure with an operable opening and a flattened sealed finish on the other, and containing a movable insert initially positioned at the sealed end of the tube. By squeezing the tube dispenser the insert is moved forward toward the operable end of the tube dispensing its content of viscous material completely.
申请公布号 US2002148854(A1) 申请公布日期 2002.10.17
申请号 US20010835614 申请日期 2001.04.16
申请人 EGERHAZY JOSEPH BELA 发明人 EGERHAZY JOSEPH BELA
分类号 B65D35/30;(IPC1-7):B65D35/00 主分类号 B65D35/30
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