JPS6219286U - - Google Patents

Description

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

第１図は本考案による筆記具の先端部の側面断
面図、第２図は上記筆記具先端部の平面断面図、
第３図は上記筆記具先端部の斜視図、第４図は上
記筆記具の一部断面側面図、第５図は上記筆記具
の加工前のペン先を示す斜視図、第６図は上記筆
記具の加工後のペン先を示す斜視図である。 ３……軸筒、４……ペン先ホルダ、５……ペン
先、５ａ……筆記端部、５ｂ……スリツト、５ｃ
……割れ止め用小孔、６……中空孔、７……イン
キ導入芯ホルダ、８……凹溝、９……インキ導入
芯、９ａ……インキ導入芯先端、１０……空気溝
、１１……凹入面。 FIG. 1 is a side sectional view of the tip of the writing instrument according to the present invention, FIG. 2 is a plan sectional view of the tip of the writing instrument,
Fig. 3 is a perspective view of the tip of the writing instrument, Fig. 4 is a partially sectional side view of the writing instrument, Fig. 5 is a perspective view showing the nib of the writing instrument before processing, and Fig. 6 is processing of the writing instrument. It is a perspective view showing the rear pen tip. 3...Axis barrel, 4...Nib holder, 5...Nib, 5a...Writing end, 5b...Slit, 5c
...Small hole for preventing cracking, 6...Hollow hole, 7...Ink introduction wick holder, 8...Concave groove, 9...Ink introduction wick, 9a...Ink introduction wick tip, 10...Air groove, 11 ...concave surface.

Claims (1)

【実用新案登録請求の範囲】 １ 軸筒内部にインキ吸蔵体を挿入し、軸筒の先
端には中空のペン先ホルダを設け、このペン先ホ
ルダの中空内部にはインキ導入芯ホルダを嵌め込
み、このインキ導入芯ホルダの外側面にはその長
手軸線方向に凹溝を形成し、この凹溝内に後端を
上記インキ吸蔵体内に挿入したインキ導入芯を挿
入し、このインキ導入芯を覆うようにくちばし状
ペン先を装着し、上記インキ導入芯の毛細管現象
によりインキをインキ吸蔵体よりペン先へ供給す
るようにした筆記具において、上記インキ導入芯
は先端部がくちばし状に細く形成されると共にそ
の先端は上記インキ導入芯ホルダより突出し、こ
の突出したインキ導入芯先端が上記ペン先先端に
形成された１対の対向状に接触する突片からなる
筆記端部に接触されていることを特徴とする筆記
具。 ２ 上記ペン先の筆記端部は、ペン先と一体に形
成された１対の突片を相向い合うように折曲して
なることを特徴とする実用新案登録請求の範囲第
１項に記載の筆記具。 ３ 上記筆記端部の折曲形成は、先端部がすり合
わされると共に基端部が僅かに開放した横断面Ｖ
字状になされることを特徴とする実用新案登録請
求の範囲第２項に記載の筆記具。 ４ 上記インキ導入芯先端は筆記端部の基端側開
放端に筆記端部内面に触れるように挿入されてい
ることを特徴とする実用新案登録請求の範囲第１
項乃至第３項のいずれかに記載の筆記具。[Scope of Claim for Utility Model Registration] 1. An ink storage body is inserted into the barrel, a hollow nib holder is provided at the tip of the barrel, an ink introduction wick holder is fitted into the hollow interior of the nib holder, A concave groove is formed on the outer surface of this ink introduction wick holder in the longitudinal axis direction, and an ink introduction wick whose rear end is inserted into the ink storage body is inserted into this groove so as to cover this ink introduction wick. In a writing instrument equipped with a beak-shaped nib and configured to supply ink from an ink absorbing body to the nib by capillary action of the ink introduction core, the tip of the ink introduction core is formed into a thin beak shape, and The tip thereof protrudes from the ink introduction wick holder, and the protruding tip of the ink introduction wick is brought into contact with a writing end consisting of a pair of opposed protrusions formed at the tip of the nib. A writing instrument. 2. The writing end of the pen nib is formed by bending a pair of protrusions integrally formed with the pen nib so as to face each other, as set forth in claim 1 of the utility model registration claim. writing utensils. 3 The above-mentioned bending of the writing end creates a cross section V in which the tip ends are rubbed together and the base end is slightly open.
The writing instrument according to claim 2 of the utility model registration claim, characterized in that it is shaped like a letter. 4. Utility model registration claim 1, characterized in that the tip of the ink introduction wick is inserted into the proximal open end of the writing end so as to touch the inner surface of the writing end.
The writing instrument according to any one of Items 1 to 3.