公开(公告)号：US09873989B2

公开(公告)日：2018-01-23

申请号：US14677684

申请日：2015-04-02

Applicant: TARKETT INC.

Inventor： Thorsten Emge ,  Jurgen Morton-Finger

IPC: E01C13/08 ,  D02G3/34 ,  D01D5/253

CPC classification number: E01C13/08 ,  D01D5/253 ,  D02G3/34 ,  Y10T428/23929 ,  Y10T428/23936 ,  Y10T428/2976 ,  Y10T428/2978

Abstract: A filament for use in an artificial grass field, wherein the filament has a front and a back surface and at least one of the front surface and back surface includes a plurality of adjacent concave indentations extending generally from a first end to a second end.