Title:
PENCIL SHARPENER
Document Type and Number:
Japanese Patent JP2022161010
Kind Code:
A
Abstract:
To provide a pencil sharpener which does not stain the outer surface of the shaft of a soft lead pencil.SOLUTION: There is provided a pencil sharpener including a hollow guide channel (1) for sharpening the pencil point. The inner surface of the guide channel (1) forms a guide surface (3) for a portion of the pencil shaft for the sharpening the tip. The inner surface of the guide channel (1) is interrupted by at least one cleaning groove (5) extending in an axial direction (2) of the guide channel (1).SELECTED DRAWING: Figure 1
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Inventors:
DR FRITZ LUETTGENS
Application Number:
JP2022051573A
Publication Date:
October 20, 2022
Filing Date:
March 28, 2022
Export Citation:
Assignee:
DR FRITZ LUETTGENS
International Classes:
B43L23/08
Attorney, Agent or Firm:
Patent Business Corporation Yamaguchi / Takemoto Intellectual Property Office
Iwao Yamaguchi
Hiroshi Yamamoto
Mina Takemoto
Iwao Yamaguchi
Hiroshi Yamamoto
Mina Takemoto
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