Inktec Co., Inc.

Chang Soo Yu

Kwang-Choon Chung

Nam Boo Cho

Baek Song Heo

Young Chul Shin

Kwang Choon Chung

In-Ha Kim

Jae-Won Choi

Ju Yeon Lee

Young Ho Chung

Nam Bu Cho

Ju Jin Choi

Jae-won Choi

Disclosed is an ink cartridge for a printer, comprising a body having an opened surface and a predetermined shape to receive ink therein; a cover coupled with the body to define a desired space; and a chamber instrument comprising a filling chamber having a space for receiving a part of the ink in the body, a discharging chamber connected with the filling chamber, an ink transferring channel for moving the ink received in the filling chamber to the discharging chamber, an air guiding hold for guiding air to an inside of the cartridge, an air suction valve for selectively passing the guided air and a pressure regulating valve for regulating an internal pressure of the body.

Ink cartridge for printer

An ink cartridge for printers and ink filling method that can expand the space where the ink is filled, and maintain pressure inside the ink cartridge. The ink cartridge includes a body formed in a predetermined shape and having a filling hold on one surface, a filling chamber where ink is filled inside the body, a discharging chamber connected to the filling chamber, an ink discharging port connected to the discharging chamber through an ink transferring channel, an air chamber connected to the filling chamber to supply air through an air transferring channel, an air suction valve in the air chamber, an air inducing channel that induces exterior air into the air suction valve, a blocking film attached to one surface of the body, a cover installed on another surface of the body, a pressure regulating part on one surface of outer body, which communicates with the filling chamber.

Ink-cartridge for printers and ink refilling method

Ink cartridge refill case

Growing community of inventors

Suwon-si, South Korea

Chang Soo Yu