Valve assembly for controlling fluid flow within an ink-jet pen

Details Valve assembly for controlling fluid flow within an ink-jet pen Valve assembly for controlling fluid flow within an ink-jet pen

1998-06-17

1999-04-27

Breneman, Bruce

Etching a substrate: processes

Forming or treating thermal ink jet article

347 85, 438 21, G01D 1516, G01D 1518, B44C 122

Patent

active

058977899

ABSTRACT:
The channels through which ink flows to the firing chambers of an ink-jet printhead are provided with selectively controlled valves for restricting flow at specified times for reducing blowback from the firing chamber while decreasing the turn on energy of the printhead.

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