Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
METHOD FOR MOLDING ALUMINUM CASE USING PRESS AND MOLDING APPARATUS USED THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/204424
Kind Code:
A1
Abstract:
The present invention comprises: (a) a first molding step for forming an internal space of a case by bending a rim of a panel member; (b) a second molding step for forming a protrusion portion while deforming the panel member by allowing a core member to protrude from an outer wall of the panel member to an inner wall side of the panel member in a state where the pressure of the first molding step is maintained; and (c) a withdrawing step for withdrawing a product from a mold.

Inventors:
SEO KYUNG SEON (KR)
Application Number:
PCT/KR2016/013242
Publication Date:
November 30, 2017
Filing Date:
November 17, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KYUNGIL IND CO LTD (KR)
International Classes:
B21D51/52; B21D17/02; B21D19/08; B21D37/10
Foreign References:
KR100736655B12007-07-02
KR101308379B12013-09-16
KR20150103214A2015-09-09
US20080180894A12008-07-31
KR20060066692A2006-06-16
Attorney, Agent or Firm:
JI, JEONG HUN (KR)
Download PDF: