Base fabric for ink ribbon
AssigneeToray Industries, Inc.
InventorsNobutake Hiroe, Tetsuya Kato
Life of this patent
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Abstract
The present invention relates to a base fabric for an ink ribbon having excellent durability of the welded part of an ink ribbon used an impact printer. Practically, it is characterized by a constitution wherein at least one yarn of the warp and the weft constituting the base fabric is constituted of a core/sheath-type composite yarn wherein the core is a polyamide polymer and the sheath is a polyamide polymer with a melting point being lower than that of said polyamide polymer.
Claims8
A base fabric for an ink ribbon comprising woven warp and well yarns wherein at least one yarn of the warp or the weft of the base fabric comprises core/sheath-type composite fibers wherein the sheath component is a polymer having a melting point that is lower than that of the core component.
Dependencies are inferred from the claim text.