Ink container with two ink absorbing members for controlling ink flow to a recording head

摘要

An ink jet head unit according to the present invention has an ink container which includes a plurality of absorbers and enables stable ink supply and reduces running cost. A volume Z of the absorber disposed near an ink supply port satisfies 3 V<Z<10 V, where V is the sum of a volume of a liquid passage, a volume of a common liquid chamber and a volume of the ink supply passage of the recording head.