Multi-color printing method and system including a plurality of removable ink drums
AssigneeTohoku Ricoh Co., Ltd.
InventorsHironobu Takasawa, Manabu Wakamatsu
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Abstract
A multicolor printing method and system including a master making device having plurality of removable ink drums replaceable with each other and a printing device. The plurality of removable ink drums are fed with respective masters to be used for printing, by fixed master feeding devices smaller in number than the removable ink drums. The removable ink drums fed with respective masters are then used by the printing device for printing onto paper. The method and system provides multicolor printing with lower cost, reduced size and accurate registration between the respective masters, as compared to conventional methods and systems.
Claims18
A multicolor printing system comprising:
- a plurality of removable ink drums replaceable with each other and capable of implementing simultaneous multicolor printing;
- a fixed master feeding device shared by said plurality of ink drums;
- and
- at least one master discharging device.
A multicolor printing apparatus comprising:
- a plurality of removable ink drums capable of implementing simultaneous multicolor printing;
- master discharging devices identical in number with said plurality of ink drums;
- and
- master feeding devices smaller in number than said plurality of ink drums.
Dependencies are inferred from the claim text.