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Patent Searching and Data


Title:
THREE-DIMENSIONAL PRINTING DEVICE, THREE-DIMENSIONAL PRINTING DEVICE CONTROL METHOD, AND CONTROL PROGRAM
Document Type and Number:
WIPO Patent Application WO/2016/103493
Kind Code:
A1
Abstract:
The present invention is able to sweep an electron beam at the maximum speed over an area in which powder is melted. The three-dimensional printing device is provided with: an electron gun for producing an electron beam; at least one first deflector for one-dimensionally or two-dimensionally deflecting the electron beam; at least one lens that is disposed between the electron gun and the first deflector and focuses the electron beam; and a second deflector that is disposed between the electron gun and the first deflector and one-dimensionally or two-dimensionally deflects the electron beam.

Inventors:
GOTO Kazuya (1-2 Musashino 3-chome, Akishima-sh, Tokyo 58, 〒1968558, JP)
Application Number:
JP2014/084653
Publication Date:
June 30, 2016
Filing Date:
December 26, 2014
Export Citation:
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Assignee:
TECHNOLOGY RESEARCH ASSOCIATION FOR FUTURE ADDITIVE MANUFACTURING (6F Nihonbashi First Bldg, 2-19 Nihonbashi 1-chome, Chuo-k, Tokyo 27, 〒1030027, JP)
International Classes:
B22F3/105
Foreign References:
JP2010261072A2010-11-18
JP2010255057A2010-11-11
JP2007157748A2007-06-21
JP2003531034A2003-10-21
JP2007067192A2007-03-15
Other References:
See also references of EP 3059031A4
Attorney, Agent or Firm:
KATO Takashi et al. (Kagurazaka Technos Bldg. 5F, 4 Tsukiji-machi, Shinjuku-k, Tokyo 18, 〒1620818, JP)
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