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    • 3. 发明授权
    • Tip shearing carpet with moisture control
    • 提示剪切地毯与水分控制
    • US06722000B1
    • 2004-04-20
    • US10300464
    • 2002-11-20
    • Robert S. WeinerJohn W. Waller
    • Robert S. WeinerJohn W. Waller
    • D06C2302
    • D06C23/02D06C13/00
    • A moisture applicator is positioned to apply moisture to a pile fabric prior to the blades of a tip shearing cutter contacting the carpet so that moisture may be selectively applied for one of a number of purposes such as, but not excluding, creating a pattern, and/or providing a more uniform appearance as viewed from above in the event that the latex securing the polypropylene layer is not uniform across the width of the carpet. While moisture application may take one of a variety of forms, the preferred embodiment utilizes a steam applying moisture applicator wherein the selected portions which have moisture applied are cut to a deeper depth than the unselected portions which do not have moisture applied thereto.
    • 定位湿气施加器以在尖端剪切刀的刀片接触地毯之前将绒毛织物施加水分,使得水分可以选择性地施加于诸如但不排除形成图案的一个目的,以及 或者在固定聚丙烯层的胶乳在地毯的宽度上不均匀的情况下,从上方观察,提供更均匀的外观。 虽然水分施加可以采用各种形式之一,但是优选实施例使用蒸汽施加水分施加器,其中将所施加的水分的所选部分切割成比未施加水分的未选择部分更深的深度。