Patent ID: 7051819
Filing Date: 2006-05-30
Classification: E01H,E02F

Abstract:
1. In combination with a motorized grader having a wheeled frame with a movable grader blade mounted thereon, the blade having a heel and a toe, comprising: a mount secured to the grader blade adjacent the heel thereof; an elongated support having inner and outer ends; said inner end of said elongated support being operably pivotally mounted to said mount whereby said outer end of said elongated support may be selectively moved between raised and lowered positions; a weep hole blade operably secured to said elongated support for movement therewith between raised and lowered positions; said weep hole blade, when moved from its said raised position to its said lowered position creating a weep hole in a ridge of road material created by the grader blade and moved outwardly of the heel thereof; a motor operatively connected to said elongated support which moves said weep hole blade from its said raised position to its said lowered position; and a spring operatively connected to said elongated support which returns said weep hole blade from its said lowered position to said raised position.