INK CARTRIDGE

摘要

PURPOSE: An ink cartridge is provided to prevent air from being introduced into a head chip by forming a press rib around an ink feeding pipe so as to press a lower portion of foam. CONSTITUTION: An ink cartridge includes an ink cartridge body(20), a head chip(30), an ink feeding pipe(40), a filter(50) and a press rib. The ink cartridge body(20) is divided into an ink chamber(21) and a foam chamber(23) by a partition plate(24). The head chip(30) is provided at a lower portion of the foam chamber(23). The ink feeding pipe(40) conveys ink from the foam chamber(23) to the head chip(30). The filter(50) and the press rib are provided at an upper portion of the foam chamber(23). The partition plate(24) is vertically installed in the ink cartridge body(20). An air vent(23a) is installed at the upper portion of the foam chamber(23).