Title:
POWDER BED FUSION BONDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/058421
Kind Code:
A1
Abstract:
[Problem] To provide a powder bed fusion bonding device which further reduces the temperature difference during preliminary heating between powder material on the periphery and powder material in the center inside a container. [Solution] The present invention includes: a container 5 which has a square shape when viewed from above and the top surface of which is open; a table 18 which is disposed inside the opening of the container 5 and to which powder material 26 is supplied from the top surface; and a plurality of heaters 20-23 that are mounted respectively at corners 5c-5f in the sides of the container 5, and that heat the powder material 26 on the table 18 via the corners 5c-5f.
Inventors:
HAGIWARA MASASHI (JP)
Application Number:
PCT/JP2017/033708
Publication Date:
March 28, 2019
Filing Date:
September 19, 2017
Export Citation:
Assignee:
ASPECT INC (JP)
International Classes:
B29C64/20; B29C64/153; B33Y10/00; B33Y30/00
Domestic Patent References:
| WO2009078310A1 | 2009-06-25 |
Foreign References:
| JP2015193134A | 2015-11-05 | |||
| JP2013168235A | 2013-08-29 | |||
| JP2012505088A | 2012-03-01 | |||
| JP2008037024A | 2008-02-21 |
Other References:
See also references of EP 3685993A4
Attorney, Agent or Firm:
OKAMOTO Keizo (JP)
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