Exchangeable, closed ink supply holder for ink-jet printer, has domed cavity in housing floor around ink removal opening

摘要

Ink supply holder housing is filled with fine cellular capillary foam material. Domed cavity (10) is in housing floor in region around ink removal opening (4) so housing floor is lowered in several directions to ink removal opening, and that in the so-formed oblique planes spacing-retainers (15) are formed with their upper surfaces (15b) each formed at height of housing floor edge which forms encircling seating surface.