In the preferred embodiment, an inkjet printer includes a replaceable print cartridge which is inserted into a scanning carriage. An ink tube extends from the scanning carriage to a separate ink supply located within the printer. A fluid interconnect on the print cartridge connects to a fluid ...http://www.google.com.au/patents/US5852459?utm_source=gb-gplus-sharePatent US5852459 - Printer using print cartridge with internal pressure regulator
Printer using print cartridge with internal pressure regulator
