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US 2021/0276331 A1Published application
Fluid ejection devices with indicators
AssigneeHewlett-Packard Development Company, L.P.
InventorsDaryl E Anderson, James R Przybyla
Life of this patent
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Abstract
One example of a fluid ejection system includes a plurality of fluid ejection devices, a corresponding plurality of indicators, an operator interface, and a controller. Each indicator is on a corresponding fluid ejection device. The operator interface is to select a fluid ejection device. The controller is to turn on the corresponding indicator for the selected fluid ejection device.
Claims15
A fluid ejection system comprising:
- a plurality of fluid ejection devices;
- a corresponding plurality of indicators, each indicator on a corresponding fluid ejection device;
- an operator interface to select a fluid ejection device;
- and
- a controller to turn on the corresponding indicator for the selected fluid ejection device.
2 more elements
A fluid ejection system comprising:
- a plurality of fluid ejection devices;
- a corresponding plurality of indicators, each indicator proximate a corresponding fluid ejection device;
- an operator interface to select a fluid ejection device;
- and
- a controller to turn on the corresponding indicator for the selected fluid ejection device.
2 more elements
A method for maintaining a fluid ejection system, the method comprising:
- selecting, via an operator interface, one fluid ejection device of a plurality of fluid ejection devices of the fluid ejection system;
- and
- activating an indicator on or proximate the selected fluid ejection device.
Dependencies are inferred from the claim text.