Ink cartridge for ink jet printer has filter positioned in front of suction end of hollow needle fitting into ink reservoir for blocking solid particles

摘要

The ink cartridge (1) is penetrated by a hollow needle (3) coupled to the ink feed in its working position, the hollow needle fitting through a seal (5) supported by an end stop (4), provided with a filter (8), lying in front of the suction end of the needle within the ink reservoir (7), for filtering out solid ink particles.