METHOD AND APPARATUS FOR PRE-TEARING STRINGS OF AIR-FILLED PACKING MATERIALS
摘要
<p>Method and apparatus which facilitate the tearing of packing materials into desired lengths by pre-tearing them along the rows of perforations which are provided for that purpose. In the disclosed embodiments, a preconfigured packing material having inflatable chambers separated by rows of perforations is fed at a predetermined speed in a direction generally perpendicular to the rows and periodically pulled upon rather abruptly to produce a partial tearing of the material along central portions of the rows of perforations.</p>
申请公布号
WO2006036270(A2)
申请公布日期
2006.04.06
申请号
WO2005US25787
申请日期
2005.07.20
申请人
FREE-FLOW PACKAGING INTERNATIONAL, INC.;YAMPOLSKY, VLADIMIR;DAIGLE, CHARLES