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【課題】耐久性及び耐摩耗性を備えた刈込機用ブレード、刈込機、及び刈込機用ブレードの製造方法の提供。【解決手段】胴部61Aと、胴部61Aに設けられた刃部61Bと、胴部61Aに接続されてカム5に係合される係合部61Cとを備え、係合部61Cには、カム5と当接する係合面を有し、少なくとも刃部61Bに表面処理が施された表面処理面が規定される共に係合面に表面処理が未処理の非表面処理面が規定された刈込機用ブレード61を提供する。刈込機用ブレード61は少なくとも刃部61Bに表面処理を行う表面処理工程と、表面処理工程に並行して若しくは表面処理工程後に、表面処理が未処理の係合面を形成する非処理面形成工程とを含んで製造される。【選択図】図2
