Invention Application
- Patent Title: ELECTROSTATIC SCREEN PRINTER
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Application No.: US15323531Application Date: 2015-06-26
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Publication No.: US20170144429A1Publication Date: 2017-05-25
- Inventor: Hideyuki FUKUI , Kenji OKAMOTO , Yasushi TAKANO
- Applicant: HITACHI ZOSEN CORPORATION
- Priority: JP2014-138198 20140704
- International Application: PCT/JP2015/068453 WO 20150626
- Main IPC: B41F15/12
- IPC: B41F15/12 ; B41F15/36 ; B41M1/42 ; B41F15/44

Abstract:
An electrostatic screen printer includes: an electrically conductive screen arranged in non-contact with a printing medium; sponges for rubbing a powder into the screen; and a direct current power source for applying a voltage to the printing medium and the powder, wherein the powder rubbed into the screen is adhered to the printing medium by electrostatic induction. The electrostatic screen printer includes a rotation mechanism for rotating the sponges, a parent revolution mechanism for parent revolution of the sponges, and a child revolution mechanism for child revolution of the sponges. The revolution speed ratio of the child revolution to the parent revolution may preferably be 4.0 or greater, a scraper is provided on the parent revolution mechanism so as to be interlocked with the revolution of the sponges, and the scraper is arranged so as to scrape the powder on the screen toward an axis of the parent revolution
Public/Granted literature
- US09950508B2 Electrostatic screen printer Public/Granted day:2018-04-24
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