Print head
AssigneeCanon Finetech Inc.
InventorYUKI FUJIWARA
Life of this patent
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Abstract
It is an object of this invention to provide a print head which can stably eject ink droplets of large volume without being influenced by negative pressure variations in an ink supply source or by drive conditions. To this end the ink jet print head of this invention includes a plurality of nozzle openings to eject ink, a plurality of liquid paths communicating with these nozzle openings, and energy generation portion to eject ink supplied to each liquid path from each nozzle opening in the form of an ink droplet. In a part of each liquid path, a dividing portion to divide the liquid path into a plurality of paths is installed inward of the nozzle opening.
Claims7
A print head comprising:
- a plurality of nozzle openings to eject ink;
- a plurality of liquid paths communicating with the nozzle openings;
- and
- a plurality of energy generation means to generate an ejection energy for ejecting the ink supplied to each liquid path from each nozzle opening in the form of droplet;
- wherein a dividing portion to divide a part of each liquid path into a plurality of paths is provided in an inward part of each liquid path.
Dependencies are inferred from the claim text.