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US 7,802,868 B2Granted
Nozzle plate, method of manufacturing nozzle plate, liquid ejection head and image forming apparatus
AssigneeFUJIFILM Corporation
InventorHiroshi Ohta
Life of this patent
Estimating the term…
Abstract
The nozzle plate has: a first metal layer in which a hole section corresponding to a nozzle hole is formed; a liquid-repellent layer formed on a front surface of the first metal layer, an inner surface of the hole section in the first metal layer, and an opening perimeter region of the hole section on a rear surface of the first metal layer; and a second metal layer formed on a rear surface side of the first metal layer, wherein the liquid-repellent layer on the rear surface of the first metal layer is sandwiched between the first metal layer and the second metal layer.
Claims3
A nozzle plate comprising:
- a first metal layer in which a hole section corresponding to a nozzle hole is formed;
- a liquid-repellent layer formed on a front surface of the first metal layer, an inner surface of the hole section in the first metal layer, and an opening perimeter region of the hole section on a rear surface of the first metal layer;
- and
- a second metal layer formed on a rear surface side of the first metal layer,
- wherein the liquid-repellent layer on the rear surface of the first metal layer is sandwiched between the first metal layer and the second metal layer.
2 more elements
Dependencies are inferred from the claim text.