Patent ID: 6341482
Filing Date: 2002-01-29
Classification: A01G

Abstract:
A cutting blade to be attached to a reaper that serves to cut off plants by reciprocation of the cutting blade, comprising;a bar-shaped shank member which has a groove formed on an outer peripheral face of a tip portion to extend in axial direction and whose base end portion is to be fixed to the reaper; and a plate-shaped blade member having a notch portion formed on a base end, the notch portion extending on a center axis of the blade member, and having a cutting portion formed in a tip portion, the cutting portion extending in a direction which is substantially perpendicular to the center axis of the blade member, wherein the tip portion of the shank member is fitted into the notch portion of the plate-shaped blade member in such a manner that an edge portion of the notch portion is fitted into the groove, and the fitted tip portion of the shank member is welded to a portion of the plate-shaped blade member which is located around the tip portion.