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US 2024/0217261 A1Published application
Writing instrument and pen tip part
AssigneeThe Sailor Pen Co., Ltd.
InventorYuichiro Nakadai
Life of this patent
Estimating the term…
Abstract
A writing instrument and a pen tip part include: a pen tip which includes a writing portion and has a directional specification for writing of the writing portion; a cylindrical inner cylinder which fixes the pen tip; a cylindrical outer cylinder into which the inner cylinder can be inserted and which includes a finger guide portion on an outer peripheral surface; and a fixture which fixes the outer cylinder to the inner cylinder.
Claims6
A writing instrument comprising:
- a pen tip which includes a writing portion and has a directional specification for writing of the writing portion;
- a cylindrical inner cylinder which fixes the pen tip;
- a cylindrical outer cylinder into which the inner cylinder can be inserted and which includes a finger guide portion on an outer peripheral surface;
- a fixture which fixes the outer cylinder to the inner cylinder;
- and
- a barrel which is fixed to the inner cylinder.
3 more elements
A pen tip part comprising:
- a pen tip which includes a writing portion and has a directional specification for writing of the writing portion;
- an inner cylinder which fixes the pen tip;
- an outer cylinder which is provided on an outer peripheral side of the inner cylinder, the outer cylinder being movable in a circumferential direction with respect to the inner cylinder;
- and
- a fixture which fixes the outer cylinder to the inner cylinder.
2 more elements
Dependencies are inferred from the claim text.