Hamada Printing Press Co., Ltd.

Hirofumi Tsuji

Haruhiko Koto

Masaru Nakano

Osamu Satake

Makoto Miyaji

Hiroyuki Santo

A line dot recorder which prevents the throughput (print time per sheet) from lowering (time lengthens) in multi-pass dot recording in a predetermined print area on the printing medium being moved by a rotary drum, thereby forms high-quality images efficiently on a plurality of printing papers. The line dot recorder A includes a nozzle headas a recording head having recording elements in the form of a plurality of ink orifices (nozzles) of an inkjet system, a rotary drumhaving its outer periphery close to the recording head, a paper feed meansfor supplying paper to the drum, a mounting/holding meansfor mounting four papers on the drum, and a paper delivery meansfor delivering paper, and can form high-quality images while eliminating the lowering of throughput by dot recording by a 4-pass multi-pass system in the sub-scanning direction while rotating the drum at quadruple speed and forming images by four rotations of the drum.

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Sanda, Japan

Hirofumi Tsuji