Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Patent
1993-03-12
1994-07-19
Miller, Jr., George H.
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
B41J 218
Patent
active
053313399
ABSTRACT:
An ink-jet printer comprises, an ink tank for receiving an ink, a printing head including a nozzle for injecting an array of ink-particles, electrode means for charging the ink-particles with electricity, electrically controllably energized deflecting means for deflecting the electrically charged ink-particles so that each of the ink-particles injected from the ink-jet printer reaches a desirable position on a work piece to be printed, and a gutter for receiving a part of the array of ink-particles which is not used to print the work piece, and pump means for taking the part of the array of ink-particles through the gutter into the ink tank, wherein an air in the printing head is taken into the pump means through the gutter, and the ink-jet printer further comprises a feed back path which opens to an inside of the printing head at an outside of the gutter to return the air taken from the printing head by the pump means through the gutter to the inside of the printing head at the outside of the gutter.
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Hitachi , Ltd.
Miller Jr. George H.
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