Ink-jet printed products producing apparatus and ink-jet printed products produced by the apparatus

Claim 2

An ink-jet printed product producing apparatus employing a plurality of ink-jet heads, which are provided corresponding to a plurality of inks differing in dyeing characteristics and having a same tone and different compositions, for ejecting the plurality of inks of the same tone and different compositions, and performing printing by ejecting inks from said plurality of ink-jet heads to a printing medium, said apparatus comprising: means for providing each of said plurality of ink-jet heads for use at different printing steps for printing on said printing medium, respectively; transfer means for transferring ejection data to each of said plurality of ink-jet heads, correspondingly; and head driving means for driving each of said plurality of ink-jet heads to eject the inks of the same tone and different compositions on a basis of the ejection data.

Claim 3

A producing apparatus as claimed in claim 1, wherein said plurality of ink-jet heads performs ejection in printing based on same ejection data.

Claim 4

A producing apparatus as claimed in claim 2, wherein the different compositions of inks are differentiated by differentiating dyes contained in respective inks, said printing medium contains a plurality of kinds of mutually distinct fibers having different dyeing properties, and said plurality of ink-jet heads are provided corresponding to said plurality of kinds of fibers.

Claim 5

A producing apparatus as claimed in claim 3, wherein said plurality of ink jet heads are arranged in a feeding direction of the printing medium.

Claim 6

A producing apparatus as claimed in claim 4, wherein between printing steps of respective of said plurality of ink-jet heads, fixing means for fixing dye on the printing medium is provided.

Claim 7

A producing apparatus as claimed in claim 3, further comprising control means for varying an ejection ratio of inks to the printing medium through said ink-jet heads depending upon a ratio of content of said plurality of fibers, wherein the ejection ratio is a ratio of an ejection amount of respective inks and the content ratio is a ratio of amounts of the plurality of kinds of fibers in the printing medium.

Claim 8

A producing apparatus as claimed in claim 6, wherein said control means sets the ejection ratio of the ink-jet head corresponding to a fiber having the ratio of content less than or equal to a predetermined value.

Claim 9

A producing apparatus as claimed in claim 7, wherein said control means increases the ejection ratio of the ink-jet head corresponding to a fiber having ratio of content greater than or equal to a predetermined value.

Claim 10

A producing apparatus as claimed in claim 8, wherein the printing steps by said plurality of ink-jet heads are ordered depending upon the dyes of the inks to be ejected through the ink-jet heads.

Claim 11

A producing apparatus as claimed in claim 9, wherein said plurality of ink-jet heads respectively eject ink containing disperse dye and ink containing reactive dye, and said control means sets the ejection ratio of the ink containing disperse ink to be slightly lower relative to the ratio of content of the corresponding fiber and sets the ejection ratio of the ink containing reactive dye to be slightly higher relative to ratio of the content of the corresponding fiber.

Claim 12

An ink-jet printed product producing apparatus employing a plurality of ink-jet heads ejecting inks of a same tone and different compositions and performing printing by ejecting inks from said plurality of ink-jet heads to a printing medium containing a plurality of kinds of fibers, said apparatus comprising: transfer means for transferring ejection data to each of said plurality of ink-let heads, correspondingly; head driving means for driving each of said plurality of ink-jet heads to elect the inks of the same tone and different compositions on a basis of the ejection data; and control means for varying an ejection ratio of the inks ejected to the printing medium through said plurality of ink-jet heads depending upon a ratio of content of said plurality of fibers, wherein the ejection ratio is a ratio of an ejection amount of respective inks and the content ratio is a ratio of amounts of the plurality of kinds of fibers in the printing medium.

Claim 13

An ink-jet printed product producing apparatus employing a plurality of ink-jet heads ejecting inks of a same tone and different compositions and performing printing by ejecting inks from said plurality of ink-jet heads to a printing medium containing a plurality of kinds of fibers, said apparatus comprising: transfer means for transferring ejection data to each of said plurality of ink-let heads, correspondingly; head driving means for driving each of said plurality of ink-jet heads to elect the inks of the same tone and different compositions on a basis of the ejection data; and control means for varying an ejection ratio of the inks ejected to the printing medium through said plurality of ink-jet heads depending upon a ratio of content of said plurality of fibers, wherein the ejection ratio is a ratio of an ejection amount of respective inks and the content ratio is a ratio of amounts of the plurality of kinds of fibers in the printing medium.

Claim 14

A producing apparatus as claimed in claim 1, further comprising means for determining an order of ejection of said plurality of ink-jet heads in printing depending upon a difference of the dyeing characteristics of each of said inks.

Claim 15

A producing apparatus as claimed in claim 1, further comprising print control means for controlling inks ejected from said plurality of ink-jet heads to land on a substantially same position on said printing medium.

Claim 16

A producing apparatus as claimed in claim 1, further comprising: feeding means for feeding the printing medium; scanning means for arranging said plurality of ink-jet heads in a feeding direction of the printing medium fed by said feeding means and for scanning said plurality of ink-jet heads in a direction different from the feeding direction; and control means for controlling feeding of said feeding means and scanning by said scanning means for overlaying a printing region by respective heads of said plurality of ink-jet heads.

Claim 17

A producing apparatus as claimed in claim 1, wherein each respective head of said plurality of ink-jet heads generates a bubble in ink utilizing thermal energy and ejects the ink in response to generation of said bubble.

Claim 18

A producing method of an ink-jet printed product for performing printing by ejecting ink onto a printing medium, said method comprising the steps of: providing a plurality of ink-jet heads, which correspond to a plurality of inks differing in dyeing characteristics and having a same tone and different compositions, for ejecting the plurality of inks of the same tone and different compositions; transferring ejection data to each of said plurality of ink-jet heads, correspondingly; driving each of said plurality of ink-jet heads to eject the inks of the same tone and different compositions based on the ejection data; and performing printing steps employing respective heads of said plurality of ink-jet heads with a given interval between said printing steps.

Claim 19

A producing method of an ink-jet printed product for performing printing by ejecting ink onto a printing medium, said method comprising the steps of: providing a plurality of ink-jet heads, which correspond to a plurality of inks differing in dyeing characteristics and having a same tone and different compositions, for ejecting the plurality of inks of the same tone and different compositions; transferring ejection data to each of said plurality of ink-jet heads, correspondingly; driving each of said plurality of ink-jet heads to eject the inks of the same tone and different compositions based on the ejection data; and performing printing steps employing respective heads of said plurality of ink-jet heads with a given interval between said printing steps.

Claim 20

A printed product printed by the method as claimed in claim 16.

Claim 21

A processed product obtained by further processing the printed product as claimed in claim 17.

Claim 22

A processed product as claimed in claim 18, wherein said processed product is obtained in a manner that said printed product is cut into a cut piece of a desired size and the cut piece is further processed in a process for obtaining a final processed product.

Claim 23

A processed product as claimed in claim 19, wherein said process for obtaining the final processed product is sewing.

Claim 24

A processed product as claimed in claim 20, wherein said processed product comprises clothes.

Claim 25

A producing method as claimed in claim 16, wherein each respective head of said plurality of ink-jet heads generates a bubble in ink utilizing thermal energy and ejects the ink in response to generation of said bubble.

Claim 26

A producing apparatus as claimed in claim 3, further comprising control means for varying a print density depending upon a ratio of content of said plurality of fibers.

Claim 27

A producing apparatus as claimed in claim 23, wherein said control means varies the print density by means of image processing.