Title:
超音波ナノ改質器を利用したベアリング加工装置及び加工方法
Document Type and Number:
Japanese Patent JP5328898
Kind Code:
B2
Abstract:
A method of making a bearing includes providing a bearing intermediate, which is unfinished while having an overall shape of a finished bearing product; and repeatedly impacting a surface of the bearing intermediate at one or more ultrasonic frequencies to modify characteristics of the bearing intermediate. The resulting bearing intermediate or finished bearing product includes nano-size grains at or underneath the surface.
Inventors:
Pyun Yang Sik
Park Jun Hyun
Kim Chang Sik
Butterfly
Park Jun Hyun
Kim Chang Sik
Butterfly
Application Number:
JP2011509392A
Publication Date:
October 30, 2013
Filing Date:
May 29, 2008
Export Citation:
Assignee:
Design Mecha Company Limited
International Classes:
C21D7/04; F16C33/32; F16C33/34; F16C33/64; F16C33/66
Domestic Patent References:
| JP2008056100A | ||||
| JP2004169063A | ||||
| JP2006104553A | ||||
| JP2004169104A |
Attorney, Agent or Firm:
Kaede International Patent Office