| 摘要 |
A method of preserving an ink jet recording head comprises an ejecting element for flying ink droplets, an elastic ink tank portion containing an ink to be fed to the ejecting element, a casing housing the ink tank portion, and the feature is composed of housing the ink jet recording head in a preserving container, elevating the gas pressure in the preserving container to a pressure higher than atmospheric pressure, and keeping the pressurized state. An ink jet recording head is housed in the preserving container and the pressure in the container is higher than atmospheric pressure.
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