JPH0222887U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案のキヤツプを筆記具軸筒に装
着した状態を示す要部縦断図である。 図において、Ｂ……筆記具軸筒、Ｃ……キヤツ
プ、１……孔、２……シール材、３……通孔、４
……突起、５……突条又は突起、６……ペン先、
７……テーパー部、８……筒部、９……空気孔、
１０……つば部、１１……凹溝。 FIG. 1 is a longitudinal sectional view of the main part showing the cap of this invention attached to the barrel of a writing instrument. In the figure, B...writing instrument barrel, C...cap, 1...hole, 2...sealing material, 3...through hole, 4
... protrusion, 5 ... protrusion or protrusion, 6 ... pen tip,
7...Tapered part, 8...Cylinder part, 9...Air hole,
10...Brim portion, 11...Concave groove.

補正 平１．９．２１ 図面の簡単な説明を次のように補正する。 明細書第５ページ１７行目と１８行目の間に、
下記の文言を挿入致します。「第２図は、この考
案のキヤツプの平面図ある。」Amendment September 21, 1999 The brief description of the drawing is amended as follows. Between lines 17 and 18 on page 5 of the specification,
Insert the following text. ``Figure 2 is a plan view of the cap of this invention.''

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 先端部に通孔を穿設し、かつ先端内壁中央に弾
性材料よりなるペン先のシール材を密嵌し、内壁
周囲に突起を突設し、筆記具軸筒を装着したとき
該シール材がペン先を密閉し、かつ該突起が筆記
具軸筒に穿設した空気孔に圧接し、これを密閉す
ることを特徴とする筆記具のキヤツプ。 A through hole is drilled in the tip, a sealing material for the pen tip made of an elastic material is tightly fitted in the center of the inner wall of the tip, and a protrusion is provided around the inner wall, so that when the writing instrument barrel is attached, the sealing material is A cap for a writing instrument, characterized in that the tip is sealed and the protrusion presses against an air hole bored in a writing instrument barrel to seal it.