Method of manufacturing powertrain member

Details Method of manufacturing powertrain member Method of manufacturing powertrain member

2006-02-14

2010-11-09

Chang, Rick K (Department: 3726)

Metal working

Method of mechanical manufacture

Gear making

C029S893000, C029S893300, C029S557000, C029S558000

Reexamination Certificate

active

07827693

ABSTRACT:
A method of manufacturing a powertrain member capable of suppressing an effect of heat distortion is provided. A method of manufacturing a powertrain member including a disk portion provided to extend from a boss portion in a direction perpendicular to a rotation axis and having a through hole formed in the disk portion includes the first through hole formation step of forming a tip hole which is at least a portion of the through hole, the chamfering step of chamfering at least a portion of the tip hole, the heat treatment step of performing heat treatment after chamfering, and the second through hole formation step of forming a desired shape of the through hole by laser processing after heat treatment.

REFERENCES:
patent: 2006/0048365 (2006-03-01), Bachelier
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patent: 4-68242 (1992-06-01), None
patent: 10-110806 (1998-04-01), None
patent: 11-90736 (1999-04-01), None
patent: 2004-125054 (2004-04-01), None
patent: 2006-266495 (2006-10-01), None

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