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US 2018/0117953 A1Published application
Sharpener
AssigneeTokiwa Corporation
InventorYoshikazu TANI
Life of this patent
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Abstract
The sharpener includes a main body into which the tip portion of the pencil is inserted, and a blade portion installed inside the main body. The tip portion of the pencil is inserted into the main body, and a guide hole for guiding the tip portion of the inserted pencil to the blade portion is formed in the main body. The pencil slides in the guide hole in an axial direction, and the blade portion sharpens the tip portion of the pencil along a plane inclined with respect to the axial direction.
Claims20
A sharpener for sharpening a tip portion of a pencil, comprising:
- a main body having a guide hole into which the tip portion of the pencil is inserted;
- and
- a blade portion installed inside the main body, wherein the blade portion comprises:
- a blade edge that is configured to form a planar portion
- in the tip portion of the pencil as the pencil is guided by the guide hole in an axial direction;
- and
- a blade surface extending from the blade edge in a direction which is inclined with respect to the axial direction.
4 more elements
Dependencies are inferred from the claim text.