Refill assembly for printer ink cartridges

摘要

A refill assembly for refilling a printer ink cartridge having a bleed hole. The assembly includes a base unit for containing and holding the cartridge and an ink supply for containing ink for refilling the cartridge. The ink supply includes a nozzle and piston in a cylinder for dispensing the ink through the nozzle. The base unit includes an adaptor having a first end for joining with the nozzle and a second end for joining to the bleed hole by pressing against a surface of the cartridge around the bleed hole, enabling a flow of ink from the ink supply into the cartridge.