Method of ejecting fluid using wide heater element
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 4, 2012
Grant Date -
Sep 16, 2010
app pub date -
May 24, 2010
filing date -
Nov 23, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of ejecting fluid from a printhead nozzle is provided. The printhead nozzle has a fluid chamber, a fluid ejection port, electrodes on opposite sides of the chamber and a heater element suspended between the electrodes. The heater element has a cross section with a lateral dimension at least triple that of the thickness of heater element. The he thickness of the heater element being less than 0.3 microns. In the method the heater element is heated to a temperature above the boiling point of the fluid to form a gas bubble that causes ejection of a drop of the fluid from the ejection port, and the chamber is supplied with a replacement volume of the fluid equivalent to the ejected drop.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully