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Patent Searching and Data


Title:
PRINTED OBJECT SURFACE TREATMENT-TYPE CONSTRUCTION 3D PRINTER
Document Type and Number:
WIPO Patent Application WO/2022/149861
Kind Code:
A1
Abstract:
The present invention relates to a construction 3D printer for print-molding various structures, in which a spray pipe (60) follows a nozzle (10) for discharging concrete or mortar, and sprays a liquid material onto the surface of a printed object, thereby enabling the liquid material to be applied on the surface of the printed object. Through the present invention, the printing of the printed object and the spraying of the liquid material onto the surface of the printed object may be carried out simultaneously by means of the construction 3D printer, and thus a rapid and uniform coating treatment of the printed object is possible, and an adequate wet state of the structure of the printed object may be maintained.

Inventors:
NA HO SUNG (KR)
KIM DONG HYUN (KR)
HONG KWAN SEON (KR)
RYU HYE JIN (KR)
Application Number:
PCT/KR2022/000193
Publication Date:
July 14, 2022
Filing Date:
January 05, 2022
Export Citation:
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Assignee:
SAMSUNG ENG CO LTD (KR)
International Classes:
B28B1/00; B33Y30/00; B33Y40/00; B33Y70/00
Foreign References:
KR20180016100A2018-02-14
KR20200019273A2020-02-24
CN108247056B2020-04-24
KR20200142925A2020-12-23
KR20170120762A2017-11-01
KR102331860B12021-12-01
Attorney, Agent or Firm:
LEE, Young Keun (KR)
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