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US 4,627,755 AGranted
Platen of a printer
AssigneeJanome Sewing Machine Co., Ltd.
InventorsMasaru Moriyama, Yoshio Yamaguchi
Life of this patent
Estimating the term…
Abstract
A printing color indicating member is furnished to a non-printing portion of an ink impregnated porous substance body, so that a desired printing color can be exactly designated, and the porous substance body of the desired color may be easily chosen, irrespectively of the colored outer appearance of the ink impregnated porous substance body. The color indicating member being higher in density than the ink impregnated porous substance.
Claims4
An ink impregnated platen of a printer having a printing head, comprising:
- a platen base arranged opposite to said printing head and rotatable with respect to said printing head;
- a plurality of porous bodies made of a sintered resin and having a first density for absorbing inks of different colors, each of said bodies having a non-printing portion;
- means for detachably attaching said porous bodies to said platen base;
- a plurality of porous ink color indicating members made of the same sintered resin as said porous bodies and having a second density for absorbing inks of different colors, the second density of said indicating members being higher than the first density of said porous bodies, one of said ink color indicating members being embedded in each of said porous bodies at said non-printing portion thereof.
1 more element
Dependencies are inferred from the claim text.