Patent ID: 8807890
Filing Date: 2014-08-19
Classification: B23F,Y10T

Abstract:
1. An apparatus for chamfering a gear tooth top-land radius of multiple gear ratios comprising: a gear cutter tool having multiple blade attachments; at least one pair of ring gear or pinion cutting blades, one of the ring gear or pinion blades being an outside cutting blade and one of the ring gear or pinion blades being an inside cutting blade; wherein the outside cutter blade forms a drive side surface of a pinion gear or a coast side surface of a ring gear; and the inside cutter blade forms a coast side surface of a pinion gear or a drive side surface of a ring gear; at least one pair of chamfer blades, one of the chamfer blades being an outside chamfer blade and one of the chamfer blades being an inside chamfer blade wherein the outside chamfer blade forms a ring gear coast side or pinion drive side tooth top-land radius of multiple gear ratios; and the inside chamfer blade forms a ring gear drive side or pinion coast side tooth top-land radius of multiple gear ratios.