Fluid sprinkling – spraying – and diffusing – With selectively preset flow cutoff or initiating means
Reexamination Certificate
2007-06-19
2007-06-19
Hwu, Davis (Department: 3752)
Fluid sprinkling, spraying, and diffusing
With selectively preset flow cutoff or initiating means
C239S068000, C239S069000, C239S070000, C239S128000, C239S134000
Reexamination Certificate
active
10661796
ABSTRACT:
A method of one embodiment of the invention is disclosed that determines the temperature and/or firing resistance of a thermal fluid-ejection nozzle as the fluid-ejection nozzle is fired. The method determines whether the fluid-ejection nozzle ejected fluid upon firing based on the temperature and/or firing resistance of the fluid-ejection nozzle.
REFERENCES:
patent: 5825975 (1998-10-01), Privas
patent: 6164564 (2000-12-01), Franco et al.
patent: 6460964 (2002-10-01), Osborne
patent: 6827782 (2004-12-01), Goto et al.
Bill Osborne, “Nucleation experiments with Thermal Ink Jet Thin Film Resistors,” Final Report submitted in partial fulfillment of the requirements for the degree of Master of Engineering, Cornell University, Aug. 1996.
Boy Carlos
Courian Kenneth J.
Dragnes Tom
Soler Xavier
Wade John
Hewlett--Packard Development Company, L.P.
Hwu Davis
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