Liquid jetting head and liquid jetting apparatus
AssigneeKonica Minolta Holdings, Inc.
InventorYoshio Takeuchi
Life of this patent
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Abstract
A liquid droplet jetting head, having: a plurality of dividing walls to divide a plurality of flow channels, wherein at least a portion of the dividing wall is formed with a piezoelectric element; a flow path having a rectangular tubular from formed by an upper wall to close an upper surface of the flow path along an array direction of the plurality of the flow paths, and a lower wall to close a lower surface of the flow path; a nozzle to jet liquid in the flow path as the liquid droplet; and two driving electrodes formed independently on each wall surface of the dividing wall in a longitudinal direction of the flow path having the rectangular tubular form, wherein the nozzle is formed on either the upper wall or the lower wall.
Claims12
A liquid droplet jetting head, comprising:
- dividing walls to form a plurality of flow paths in a shape of rectangular tubular having an upper wall to close an upper surface of the flow path and a lower wall to close a lower surface of the flow path wherein at least a portion of each dividing wall is formed with a piezoelectric element;
- nozzles to jet liquid in the flow paths as a liquid droplet;
- and
- two driving electrodes independently formed on each wall surface of the dividing walls in a longitudinal direction of the flow paths in the shape of rectangular tubular;
- wherein the nozzles are formed on either the upper wall or the lower wall.
Dependencies are inferred from the claim text.