The blade section which is provided in the production mannered null drum section and the said drum section of the blade

摘要

PROBLEM TO BE SOLVED: To provide a pruning machine blade having durability and resistance against abrasion; to provide a pruning machine; and to provide a method for producing the pruning machine blade.;SOLUTION: The pruning machine blade 61 is provided with a body part 61A, a blade part 61B installed on the body part 61A, and an engagement part 61C connected to the body part 61A and engaged with a cam 5; wherein the engagement part 61C has an engagement surface being in contact with the cam 5; at least the blade part 61B is provided with a finished surface subjected to surface-finishing treatment; and the engagement surface is provided with a unfinished surface not subjected to surface-finishing treatment. The pruning machine blade 61 is produced through a surface-finishing process of subjecting the blade part 61B to surface-finishing treatment, and a unfinished face-forming process of forming an engagement surface not subjected to surface-finishing treatment.;COPYRIGHT: (C)2009,JPO&INPIT