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US 6,786,591 B2Granted
Fluid ejector apparatus and methods
AssigneeHewlett-Packard Development Company, L.P.
InventorsJohn Stephen Dunfield, James W. Ayers
Life of this patent
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Abstract
A fluid ejector head, includes a fluid ejector body adapted to be inserted into an opening of an enclosing medium having an interior surface, and at least one nozzle disposed on the fluid ejector body. The fluid ejector head further includes, a fluid ejector actuator in fluid communication with the at least one nozzle, wherein activation of the fluid ejector actuator ejects a fluid through the at least one nozzle at controlled locations onto the interior surface of the enclosing medium.
Claims60
A fluid ejector head, comprising:
- a fluid ejector body having a cylindrical outer surface, said cylindrical outer surface having a longitudinal axis, said fluid ejector body adapted to be inserted into an opening of an enclosing medium, said enclosing medium having an interior surface, wherein said cylindrical outer surface conforms to said interior surface;
- at least one nozzle disposed on said fluid ejector body;
- and
- a drop-on-demand fluid ejector actuator in fluid communication with said at least one nozzle, wherein activation of said fluid ejector actuator ejects a fluid through said at least one nozzle onto a predetermined location on said interior surface of said enclosing medium.
1 more element
A method of using a fluid dispensing system, comprising:
- inserting a fluid ejector body having a cylindrical outer surface into an opening of an enclosing medium, said cylindrical outer surface having a longitudinal axis, and said enclosing medium having an interior surface, wherein said cylindrical outer surface conforms to said interior surface;
- activating a drop-on-demand fluid ejector actuator to eject a fluid;
- and
- dispensing said fluid at pre-selected locations onto at least a portion of said interior surface of said enclosing medium.
1 more element
Dependencies are inferred from the claim text.