| US 7,510,265 B2 | ||
| Ink-jet image forming apparatus and method of cleaning printbar | ||
| Seung-wook Kang, Seoul (Korea, Republic of); and Heon-soo Park, Seongnam-si (Korea, Republic of) | ||
| Assigned to Samsung Electronics Co., Ltd, Suwon-si (Korea, Republic of) | ||
| Filed on Jan. 27, 2006, as Appl. No. 11/340,810. | ||
| Claims priority of application No. 10-2005-0047178 (KR), filed on Jun. 02, 2005. | ||
| Prior Publication US 2006/0274110 A1, Dec. 07, 2006 | ||
| Int. Cl. B41J 2/165 (2006.01) | ||
| U.S. Cl. 347—33 [347/32] | 8 Claims |
| 1. An ink-jet image forming apparatus comprising:
an ink-jet head having a printbar provided with a plurality of nozzles to eject ink droplets;
a steam spraying unit to spray steam onto the printbar; and
a wiper movable relative to the ink-jet head to wipe the printbar sprayed with the steam,
wherein the steam spraying unit comprises:
a steam generator to heat a cleaning solution to generate the steam; and
a steam cap facing the printbar and movable relative to the ink-jet head, the steam cap having a nozzle to spray the steam
supplied from the steam generator, and a discharge port to discharge an alien substance and a liquefied cleaning solution
removed from the printbar, and wherein the nozzle of the steam cap is located at a position higher than the discharge port.
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