| US 7,393,089 B2 | ||
| Method of refilling an ink cartridge for use in ink jet recorder | ||
| Shuichi Yamaguchi, Nagano (Japan); Toshio Ito, Nagano (Japan); Masahide Matsuyama, Nagano (Japan); Yasuhiro Ogura, Nagano (Japan); Fuminori Doi, Nagano (Japan); Masanori Kamijo, Nagano (Japan); Hisashi Koike, Nagano (Japan); Takeo Yamaguchi, Nagano (Japan); and Hideo Fujimori, Nagano (Japan) | ||
| Assigned to Seiko Epson Corporation, Tokyo (Japan) | ||
| Filed on Mar. 27, 2001, as Appl. No. 9/818,765. | ||
| Application 09/306651 is a division of application No. 08/969326, filed on Nov. 13, 1997, granted, now 5,950,403. | ||
| Application 09/818765 is a continuation of application No. 09/306651, filed on May 06, 1999, granted, now 6,224,199. | ||
| Claims priority of application No. 8-318695 (JP), filed on Nov. 14, 1996; and application No. 9-132918 (JP), filed on May 07, 1997. | ||
| Prior Publication US 2001/0013885 A1, Aug. 16, 2001 | ||
| Int. Cl. B41J 2/175 (2006.01) | ||
| U.S. Cl. 347—85 [347/84; 347/7] | 8 Claims |
| 1. A method of refilling a spent ink bag for use in an ink jet recorder, comprising the steps of:
providing the spent ink bag, the spent ink bag having an ink supply port that is selectively engageable with the ink jet recorder;
positioning the spent ink bag in a vacuum chamber;
inserting an ink needle into the ink supply port of the spent ink bag;
pressing the spent ink bag with a pressing plate;
discharging ink from the spent ink bag only through said port, the discharging being caused, at least in part, by the pressing
of the spent ink bag with the pressing plate; and
after said discharging step, charging the spent ink bag only through said port with a specified quantity of ink in a vacuum.
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