Droplet discharge apparatus

Details Droplet discharge apparatus Droplet discharge apparatus

2008-07-22

2008-07-22

Hsieh, Shih-Wen (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S047000, C347S085000

Reexamination Certificate

active

07401885

ABSTRACT:
An object of the invention is to provide a droplet discharge apparatus which does not cause defective discharge due to drying, solidification, or the like of a composition in discharging the composition from a nozzle. One feature of the invention is to comprise a nozzle portion provided with a nozzle hole for discharging a composition, a piezo method for discharging the composition from the nozzle hole, a channel for supplying the composition to the bottom surface of the nozzle portion, wherein lyophilic treatment is performed on the bottom surface of the nozzle portion.

REFERENCES:
patent: 5600357 (1997-02-01), Usui et al.
patent: 5706039 (1998-01-01), Chamberlain et al.
patent: 6010254 (2000-01-01), Sanada
patent: 6063339 (2000-05-01), Tisone et al.
patent: 6145954 (2000-11-01), Moore
patent: 2002/0159919 (2002-10-01), Churchill et al.
patent: 2003/0151637 (2003-08-01), Nakamura et al.
patent: 2004/0072364 (2004-04-01), Tisone et al.
patent: 09-290505 (1997-11-01), None

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