Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
METAL SURFACE PROCESSING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2015/160109
Kind Code:
A1
Abstract:
The present invention provides a surface processing apparatus comprising: a pressing part for pressing the surface of a metal workpiece so as to process the same; an electrode part of which a positive electrode is provided to be adjacent to the pressing part such that the electrode part comes into contact with the metal workpiece according to the movement of the pressing part so as to apply an electric current to the surface of the metal workpiece; and a power supply part for supplying electric power to the electrode part, thereby easily processing the surface of the metal workpiece while reducing a current value applied in order to reduce the hardness of the metal workpiece when the surface of the metal workpiece is processed.

Inventors:
CHUN DOO-MAN (KR)
OH HYUN-SEOK (KR)
CHO HAK-RAE (KR)
PARK HANI (KR)
Application Number:
PCT/KR2015/003004
Publication Date:
October 22, 2015
Filing Date:
March 26, 2015
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
UNIV ULSAN FOUND FOR IND COOP (KR)
International Classes:
B21D37/00; B21D22/00
Foreign References:
JP2008126245A2008-06-05
KR20060057901A2006-05-29
JP2013111582A2013-06-10
JP2007253219A2007-10-04
Attorney, Agent or Firm:
WOOIN PATENT & LAW FIRM (KR)
특허법인 우인 (KR)
Download PDF: