Patent ID: 9238369
Filing Date: 2016-01-19
CPC Classification: B41J

Claim Text:
1. A method for injecting a liquid into a liquid holding member in a liquid storage container, in a liquid ejection system having the liquid storage container containing therein the liquid holding member for holding a liquid and a liquid ejection head which is in liquid communication with the liquid storage container via a filter, said method comprising: a step of inserting a plurality of injection needles into the liquid holding member, at least one of the injection needles being inserted above the filter; and a step of injecting liquids from the plurality of injection needles into the liquid holding member; wherein in the step of injecting the liquids from the plurality of injection needles into the liquid holding member, the liquids are injected from the injection needles so that the liquid injection from the injection needle above the filter is started later than the liquid injection from an injection needle which is at least adjacent to the injection needle above the filter is started.