Liquid coating apparatus and maintenance method

Details Liquid coating apparatus and maintenance method Liquid coating apparatus and maintenance method

2011-03-22

2011-03-22

Tadesse, Yewebdar T (Department: 1713)

Coating apparatus

Projection or spray type

With projector heating, cleaning or conditioning

C118S313000, C118S315000, C118S602000, C118S692000, C118S663000, C239S106000, C347S022000, C347S027000, C347S068000

Reexamination Certificate

active

07908996

ABSTRACT:
A liquid coating apparatus, including; a head which has plural nozzles which eject liquid in which plural particles are dispersed, plural pressuring chambers each communicates to each nozzle, a piezo element which is provided on the pressuring chamber to change a volume of the pressuring chamber, and a common liquid chamber which communicates to each of the plural pressuring chambers; a sub-tank which stores the liquid and has an acceleration device to accelerate the plural particles to disperse in the liquid; a first flow channel which connects the common liquid chamber with the sub-tank; a second flow channel which connects the common liquid chamber with the sub-tank; and a circulation device which circulates the liquid through a circulation flow channel which includes the common liquid chamber, the first flow channel, the sub-tank and the second flow channel.

REFERENCES:
patent: 4549191 (1985-10-01), Fukuchi et al.
patent: 6533397 (2003-03-01), Oishi
patent: 6679597 (2004-01-01), Ohsawa et al.
patent: 2004/0155915 (2004-08-01), Kitami et al.
patent: 2005/0128421 (2005-06-01), Oguchi et al.
patent: 2005/0219323 (2005-10-01), Kusakari
patent: 2006/0152562 (2006-07-01), Ohishi
patent: 5-281562 (1993-10-01), None
patent: 2000-66215 (2000-03-01), None

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