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Title:
APPARATUS FOR MANUFACTURING SYNTHETIC WOOD HAVING STRIPES AND THE METHOD THEREOF AND THE SYNTHETIC WOOD OF THE SAME
Document Type and Number:
WIPO Patent Application WO/2012/064111
Kind Code:
A2
Abstract:
Disclosed is an apparatus for manufacturing synthetic wood having spripes, and the method thereof and the synthetic wood of the same. The apparatus includes a main extruder comprising a hopper through which a raw material is injected, a heating cylinder which is disposed at a lower side of the hopper so as to melt the raw material, and an extrusion screw which extrudes the melted raw material in the heating cylinder; an uneven wood grain forming part which injects the melted different colors raw material in a transverse direction (or diagonal direction) so as to form an uneven stripe pattern in the transverse direction (or diagonal direction) as well as a length direction of synthetic wood and at an outer surface and an inner portion thereof; and a mold which forms the extruded material introduced through the uneven wood grain forming part into an extruded product of synthetic wood.

Inventors:
PARK JONG SUNG (KR)
SON JUNG IL (KR)
Application Number:
PCT/KR2011/008523
Publication Date:
May 18, 2012
Filing Date:
November 09, 2011
Export Citation:
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Assignee:
LG HAUSYS LTD (KR)
PARK JONG SUNG (KR)
SON JUNG IL (KR)
International Classes:
B27N3/28; B29C48/12; B29C48/07; C08L23/00
Domestic Patent References:
WO2002026456A22002-04-04
WO2002026455A22002-04-04
Foreign References:
US5516472A1996-05-14
US20050087904A12005-04-28
Attorney, Agent or Firm:
CHO, Inje (No. 301 3rd Fl., Buok Bldg.,#648-18, Yeoksam-dong, Gangnam-gu, Seoul 135-911, KR)
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Claims: