Patent ID: 8303430

Claim:
A combination base for a golf practice artificial sod, comprising: at least one combination plates for placing an artificial sod on the combination base; each combination plate being made of foaming PU (Polyurethane), and comprising a protruding edge to extend upwardly; the protruding edge having an inclined top face, one bottom end of the protruding edge being formed with a concave hole, and another upper end of the protruding edge being formed with a protruding block; the concave hole being engaged with the protruding block of another adjacent combination plate; each combination plate having a connecting edge formed with continuous convex teeth and notches to engage with the convex teeth and the notches of the respective connecting edge ( 14 of the adjacent combination plate so as to form the combination base; and each combination plate having a bottom surface formed with a number of grooves crossing each other, providing a skidproof function.