公开(公告)号：US10752012B2

公开(公告)日：2020-08-25

申请号：US16517939

申请日：2019-07-22

Applicant: GOSANTECH CO., LTD.

Inventor： Sung-hee Lee ,  Kwang-su Kim

IPC: B41J2/19 ,  B41J2/17 ,  B41J2/175 ,  B41J2/18

Abstract: The present invention relates to an ink container for an inkjet printer, the ink container being configured to prevent a problem caused by fine bubbles accumulated in the ink container. As the ink container containing ink for supplying ink to an inkjet head having a plurality of nozzles that discharge ink, the ink container includes: a bottom surface inclined so that a first side thereof connected to a return line through which ink is returned from the inkjet head is positioned higher than a second side thereof connected to a supply line through which ink is supplied to the inkjet head; and a bubble removing net provided between the supply line and the return line to remove bubbles from ink contained in the ink container.

公开(公告)号：US20200215817A1

公开(公告)日：2020-07-09

申请号：US16361544

申请日：2019-03-22

Applicant: Gosantech Co., Ltd.

Inventor： Sung-hee Lee ,  Kwang-su Kim

IPC: B41J2/045

Abstract: The present invention relates to a pressure adjusting device which maintains the precision of pressure control even during use of the inkjet printer and the pressure adjusting device includes an output tube which is connected to an ink reservoir; at least one pressure generator which is capable of changing the pressure in the ink reservoir; an adjusting valve which is positioned between the pressure generator and the output tube; a control unit which controls the adjusting valve to control an output pressure; a pressure sensor which measures pressure information which is output to the output tube so that the control unit is capable of adjusting the adjusting valve; and a temperature sensor which measures temperature information so that the control unit is capable of performing a temperature correction with respect to the pressure information measured at the pressure sensor.

公开(公告)号：US20200180322A1

公开(公告)日：2020-06-11

申请号：US16517939

申请日：2019-07-22

Applicant: GOSANTECH CO., LTD.

Inventor： Sung-hee LEE ,  Kwang-su Kim

IPC: B41J2/19 ,  B41J2/17 ,  B41J2/175 ,  B41J2/18

Abstract: The present invention relates to an ink container for an inkjet printer, the ink container being configured to prevent a problem caused by fine bubbles accumulated in the ink container. As the ink container containing ink for supplying ink to an inkjet head having a plurality of nozzles that discharge ink, the ink container includes: a bottom surface inclined so that a first side thereof connected to a return line through which ink is returned from the inkjet head is positioned higher than a second side thereof connected to a supply line through which ink is supplied to the inkjet head; and a bubble removing net provided between the supply line and the return line to remove bubbles from ink contained in the ink container.