Patent ID: 6813849
Filing Date: 2004-11-09
Classification: E02F

Abstract:
A moldboard assembly comprising a moldboard, upper and lower slide rails secured to said moldboard by a series of ribs secured to said moldboard and secured to said slide rails to space the rails to space the rails rearwardly of said moldboard with flow through gaps between said ribs and between said slide rails and said moldboards, said upper side rails on a lower surface being secured to said ribs leaving an upper surface of the upper rail unobstructed as a slide bearing surface extending in the length of the rail, said lower slide rail on an upper surface being secured to said ribs leaving a lower surface of the lower rail unobstructed as a slide bearing surface extending in the length of the rail, said slide rails further acting as structural stiffeners which in cooperation with said ribs reinforce said moldboard, said ribs including upper and lower notches shaped to receive and engage said upper and lower slide rails respectively.