Erasing implement and writing implement provided with erasing implement
AssigneeMitsubishi Pencil Company, Limited
InventorsSakae Hayao, Hiroshi Ohtsuka, Tsuyoshi Nishida
Life of this patent
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Abstract
Provided are an erasing implement and a writing implement equipped with the erasing implement, the erasing implement being capable of erasing writing regardless of the type of ink or lead of the writing implement, even writing with thermochromic ink or writing with pencil lead. The erasing implement is equipped with a first erasing member for erasing writing with thermochromic ink and a second erasing member for erasing writing of types other than thermochromic ink, and is configured by covering the outer surface of the second erasing member with the first erasing member.
Claims2
An eraser comprising an erasing member and a closed bottom case configured to hold inside the erasing member, wherein the erasing member is a thermochromic ink eraser, wherein the case comprises side surfaces and a bottom surface, which is perpendicular to the side surfaces, and wherein the side surfaces include through holes such that the erasing member and the case can be simultaneously gripped through the through holes at the time of an erasure operation.
Dependencies are inferred from the claim text.