Actuating mechanism which includes a thermal bend actuator
First Claim
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1. An actuating mechanism which comprisesa thermal bend actuator having a laminated structure of at least three layers in the form of a pair of opposed, outer layers and at least one inner layer, wherein the outer layers are of substantially identical materials and of substantially identical dimensions.
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Abstract
An actuating mechanism includes a thermal bend actuator having a laminated structure of at least three layers in the form of a pair of opposed, outer layers and at least one inner layer. The outer layers are of substantially the same material and of substantially the same dimensions as each other.
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Citations
8 Claims
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1. An actuating mechanism which comprises
a thermal bend actuator having a laminated structure of at least three layers in the form of a pair of opposed, outer layers and at least one inner layer, wherein the outer layers are of substantially identical materials and of substantially identical dimensions.
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8. An ink jet printhead which comprises
a substrate; - and
at least one nozzle arrangement formed on the substrate, the, or each, nozzle arrangement defining a nozzle chamber and having an ink ejection mechanism for ejecting ink from the nozzle chamber, wherein the ink ejection mechanism includes an actuating mechanism which comprises a thermal bend actuator having a laminated structure of at least three layers in the form of a pair of opposed, outer layers and at least one inner layer, wherein the outer layers are of substantially identical materials and of substantially identical dimensions.
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Specification