Device for emptying a film tube

专利名称：Device for emptying a film tube

发明人：Gerd Brandhorst,Wolf-Dietrich Herold,Ralf

Heiduczek

申请号：US08/574697申请日：19951219公开号：US05653360A公开日：19970805

摘要：For emptying a film tube 15 containing a flowable substance, the front endf thetube is provided with a ring 17 the peripheral portion 19 of which exceeds the innerdiameter of a cartridge 1 which receives the tube 15. The ring 17 has a conical sealingsurface 20 which cooperates with a sealing edge 12 formed inside the cap 2. In operation,the cylindrical rear portion 7 of the cap 2 is slid onto a front portion 4 of the cartridge 1,whereby the ring 17 provided on the tube 15 has its sealing surface 20 centered andaligned in the radial and axial directions to ensure proper engagement between thesealing edge 12 and the sealing surface 20.

申请人：THERA PATENT GMBH & CO. KG GESELLSCHAFT FUR INDUSTRIELLESCHUTZRECHTE

代理机构：Foley & Lardner

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