To utilize the difference between characteristics of a new type recording head where an ink tank is separated and the inside of a recording head is separated into two layers via a movable member and a new type ink for the new type recording head, and conventional type recording head and ink to the maximum extent, while maintaining the interchangeability.
When a conventional type ink is adopted to a combination of a new type recording head 210N and a new type recording device 200N, a new type recording head 210C is driven totally by the recording device 200N side with the condition defined by the conventional type ink. When a new type ink is adopted to a combination of a conventional type recording head 210C and a conventional type recording device 200C, a new type recording head 210N is driven within the ability range of the conventional type combination. A judging means for judging the type of the mounted recording head and ink tank is provided for each recording device 200N, 200C.
SHIGA MIKIO
MATSUI SHINYA
NAGATOMO AKIRA
KONO TETSUSHI
ISHINAGA HIROYUKI
KASHINO TOSHIO
NAKADA YOSHIE
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