Title:
CASTING APPARATUS HAVING THERMAL EXPANSION BUFFERING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2023/239214
Kind Code:
A1
Abstract:
A casting apparatus having a thermal expansion buffering structure according to one embodiment of the present invention is characterized by comprising: a frame; at least one rod connected to the frame; a holding furnace which is disposed at the bottom of the frame and provided to accommodate molten metal; a base portion including a die base, which rests on the upper part of the holding furnace, and a slide base, which is provided to move up and down on the upper part of the die base; a mold portion coupled to the base portion; and a coupling portion which fixes or unfixes the position of the base portion on the basis of hydraulic pressure applied from the outside and couples the rod and the base portion to each other when the hydraulic pressure is applied.
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Inventors:
BACK SONG KI (KR)
MUN JUN HYEOK (KR)
HA MOO JEONG (KR)
MUN JUN HYEOK (KR)
HA MOO JEONG (KR)
Application Number:
PCT/KR2023/007978
Publication Date:
December 14, 2023
Filing Date:
June 09, 2023
Export Citation:
Assignee:
DAE MYEONG INDUSTRIAL TECH CO LTD (KR)
International Classes:
B22D18/04; B22D45/00
Foreign References:
| JP6829325B2 | 2021-02-10 | |||
| JPH05261510A | 1993-10-12 | |||
| JP2944778B2 | 1999-09-06 | |||
| KR20060030213A | 2006-04-10 | |||
| KR100598693B1 | 2006-07-10 | |||
| KR102456027B1 | 2022-10-18 |
Attorney, Agent or Firm:
MOON, Tae Joon (KR)
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