Title:
EXTRUSION APPARATUS AND METHOD FOR MANUFACTURING ALUMINUM CAPILLARY TUBE USING SAME
Document Type and Number:
WIPO Patent Application WO/2021/025425
Kind Code:
A1
Abstract:
An extrusion apparatus and a method for manufacturing an aluminum capillary tube using the same are provided. The extrusion apparatus includes a container, a housing mold provided on one side of the container and including a plurality of dies formed with a plurality of holes, and a ram pressing an aluminum billet accommodated in the container in a direction from another side to the one side of the container so that the aluminum billet accommodated in the container is extruded into a plurality of aluminum capillary tubes having cross-sectional shapes corresponding to the plurality of holes, and the number of the plurality of holes is determined based on an inner diameter of the container and a diameter of each of the plurality of holes.
Inventors:
PARK SUNGTAE (KR)
KIM MYOUNGHUN (KR)
PARK SANGJUN (KR)
JU WON (KR)
LIM JUNGSOO (KR)
SEO KOOKJEONG (KR)
KIM MYOUNGHUN (KR)
PARK SANGJUN (KR)
JU WON (KR)
LIM JUNGSOO (KR)
SEO KOOKJEONG (KR)
Application Number:
PCT/KR2020/010254
Publication Date:
February 11, 2021
Filing Date:
August 04, 2020
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
B21C25/02; B21C23/08; B21C25/04; B21C29/00; C22C21/10
Foreign References:
| KR101492122B1 | 2015-02-24 | |||
| KR100982534B1 | 2010-09-16 | |||
| KR20120129671A | 2012-11-28 | |||
| US20040069036A1 | 2004-04-15 | |||
| JPH05131214A | 1993-05-28 |
Attorney, Agent or Firm:
KIM, Tae-hun et al. (KR)
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