Inkjet nozzle that incorporates volume-reduction actuation
First Claim
Patent Images
1. An inkjet nozzle comprising:
- a substrate defining an ink chamber; and
a cover mounted to the substrate and covering the ink chamber;
the cover comprising a rim that defines an ink ejection port through which ink can be ejected, a plurality of fixed support arms supporting the rim, and a plurality of movable actuator arms each located between an adjacent pair of fixed support arms and which can move into the chamber to eject ink from the ink ejection port;
the actuator arms extending radially outwardly from the rim and collectively having rotational symmetry.
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Abstract
An inkjet nozzle includes a substrate defining an ink chamber. A cover is mounted to the substrate and covers the ink chamber. The cover includes a rim through which ink can be ejected. A plurality of fixed support arms supports the rim. A plurality of movable actuator arms are each located between an adjacent pair of fixed support arms. The actuator arms can move into the chamber to eject ink from the rim. The actuator arms extend radially outwardly from the rim and collectively have rotational symmetry.
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Citations
8 Claims
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1. An inkjet nozzle comprising:
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a substrate defining an ink chamber; and a cover mounted to the substrate and covering the ink chamber;
the cover comprising a rim that defines an ink ejection port through which ink can be ejected, a plurality of fixed support arms supporting the rim, and a plurality of movable actuator arms each located between an adjacent pair of fixed support arms and which can move into the chamber to eject ink from the ink ejection port;
the actuator arms extending radially outwardly from the rim and collectively having rotational symmetry. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification