JPS6139587Y2 - - Google Patents

Info

Publication number
JPS6139587Y2
JPS6139587Y2 JP1424381U JP1424381U JPS6139587Y2 JP S6139587 Y2 JPS6139587 Y2 JP S6139587Y2 JP 1424381 U JP1424381 U JP 1424381U JP 1424381 U JP1424381 U JP 1424381U JP S6139587 Y2 JPS6139587 Y2 JP S6139587Y2
Authority
JP
Japan
Prior art keywords
pen
pen core
main body
holder
pen nib
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1424381U
Other languages
Japanese (ja)
Other versions
JPS57128477U (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1424381U priority Critical patent/JPS6139587Y2/ja
Publication of JPS57128477U publication Critical patent/JPS57128477U/ja
Application granted granted Critical
Publication of JPS6139587Y2 publication Critical patent/JPS6139587Y2/ja
Expired legal-status Critical Current

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Description

【考案の詳細な説明】 本考案はインキ吸蔵体を使用した筆記具に関す
るもので、詳しくはペン芯ホルダー部におけるペ
ン芯の確実な保持とともにインキ洩れ防止に関す
るものである。
[Detailed Description of the Invention] The present invention relates to a writing instrument using an ink absorber, and more specifically, to securely holding a pen core in a pen core holder and preventing ink leakage.

本来、インキ洩れの多くは本体1の内部とキヤ
ツプ10内との空気の流通が遮断されるため、本
体1の温度変化等によりインキ吸蔵体中のインキ
がペン先等からキヤツプ内に流出したり、筆記中
にボタ落ちが生じたりしていた。
Normally, most ink leaks occur when the air flow between the inside of the main body 1 and the inside of the cap 10 is cut off, so ink in the ink storage body flows out from the pen tip etc. into the cap due to changes in the temperature of the main body 1, etc. , some of the beads would fall off while writing.

本考案は上記のような欠点を解決するととも
に、ペン芯を確実に保持できる筆記具を目的とし
て完成されたもので、以下図示の実施例について
詳細に説明する。
The present invention was completed with the aim of solving the above-mentioned drawbacks and providing a writing instrument that can securely hold a pen core.The embodiment shown in the drawings will be described in detail below.

実施例において本体1とペン芯ホルダー2を一
体に成形した状態であるが、別々に成形し、ネジ
等にて接合してもよい。
In the embodiment, the main body 1 and the pen core holder 2 are integrally molded, but they may be molded separately and joined with screws or the like.

以下、一体成形した場合にて説明する。 In the following, a case will be explained in which it is integrally molded.

1は本体であり、プラスチツク等にて成形さ
れ、中空体である。
1 is a main body, which is a hollow body made of plastic or the like.

一端にはペン芯ホルダー2を設け、他端は尾栓
9により密栓されている。
A pen core holder 2 is provided at one end, and the other end is hermetically sealed with a tail plug 9.

2はペン芯ホルダーである。 2 is a pen core holder.

断面円形であり、内面内方部3に内向きに凸部
6を周設しており、ペン芯ホルダー2の内端部
2′から凸部6より開口部2″側へ凸部6を通過す
る複数の切りミゾ5を設けてある。
It has a circular cross section, and has a protrusion 6 extending inward around the inner surface 3, and passes through the protrusion 6 from the inner end 2' of the pen core holder 2 to the opening 2'' side. A plurality of cutting grooves 5 are provided for cutting.

凸部6はペン芯の大きさ、材質等により任意に
大きさ等を変更できる。
The size of the convex portion 6 can be arbitrarily changed depending on the size and material of the pen core.

又、切りミゾ5は少なくとも、内端面2′から
凸部6を越して2〜10本ぐらい設ければよく、で
きれば内端面2′からペン芯ホルダー2の中間ぐ
らいの長さで、4〜6本の切りミゾ5を設けるの
が適当である。
Also, it is sufficient to provide at least 2 to 10 cut grooves 5 extending beyond the protrusion 6 from the inner end surface 2', and preferably 4 to 6 in length from the inner end surface 2' to the middle of the pen core holder 2. It is appropriate to provide a book cutting groove 5.

4はインキ吸蔵体である。 4 is an ink storage body.

フエルト、一方方向センイの集束体等でつくら
れており、できればセロフアン、PP等の外皮付
の吸蔵体を使用するのが望ましい。
It is made of felt, a one-way fiber bundle, etc., and it is preferable to use an absorber with an outer cover such as cellophane or PP.

尾栓9の内周面11にリブ12を設け、インキ
吸蔵体4の一端を嵌合保持させてあるが、熱融着
等の方法にて保持させてもよい。
A rib 12 is provided on the inner circumferential surface 11 of the tail plug 9, and one end of the ink storage body 4 is fitted and held therein, but it may be held by a method such as heat fusion.

8はペン芯で、フエルト、一方方向センイの集
束体であり、少なくともペン芯ホルダー2の開口
部2″から凸部6の間にて嵌合保持される中間部
8a(つまり、ペン芯8の段部7より先端部)は
断面角形であり、後端部8bは中間部8aより細
く、インキ吸蔵体4に接触しておる。後端部8b
と中間部8aの境目には段部7が形成されてお
り、この段部7は凸部6に当接する。
Reference numeral 8 denotes a pen core, which is a bundle of felt and one-way fibers, and is fitted and held at least between the opening 2'' of the pen core holder 2 and the convex portion 6 (in other words, the intermediate portion 8a of the pen core 8). The tip end portion (from the stepped portion 7) has a rectangular cross section, and the rear end portion 8b is thinner than the intermediate portion 8a and is in contact with the ink storage body 4. The rear end portion 8b
A stepped portion 7 is formed at the boundary between the intermediate portion 8a and the intermediate portion 8a, and this stepped portion 7 comes into contact with the convex portion 6.

又、先端部8cは丸形、角形等の任意の形状に
してもよい。
Further, the tip portion 8c may have any shape such as round or square.

10はキヤツプである。 10 is a cap.

以上の構成による効果は次の通りである。The above configuration has the following advantages.

○イ 本体1内の温度が上昇してもペン芯ホルダー
2に設けられた切りミゾ5及びペン芯8の断面
角形、中間部8aとペン芯ホルダー2との内壁
とに生ずる上記切りミゾ5に連通する間隙2a
とによつて本体1内とキヤツプ10内とは連通
する。即ち、ペン芯8の中間部8aの側面部に
まで切りミゾ5があるため、筆記圧によりペン
芯8の段部7が凸部6に食い込んでも切りミゾ
5はふさがれることは全くない。よつて本体1
のインキ吸蔵体4中のインキはペン先からもれ
ることが完全に防止できる。
○B Even if the temperature inside the main body 1 rises, the cut groove 5 provided in the pen nib holder 2, the rectangular cross section of the pen nib 8, and the cut groove 5 formed between the intermediate portion 8a and the inner wall of the nib holder 2. Communicating gap 2a
The inside of the main body 1 and the inside of the cap 10 communicate with each other. That is, since the groove 5 extends to the side surface of the intermediate portion 8a of the pen core 8, the groove 5 is never blocked even if the stepped portion 7 of the pen core 8 digs into the convex portion 6 due to writing pressure. Yotsute main body 1
The ink in the ink storage body 4 can be completely prevented from leaking from the pen tip.

○ロ ペン芯ホルダー2の切りミゾ5を設けること
により、空気流出口になるとともに、プラスチ
ツクで成型する場合“ひけ”防止ともなり、成
型性が良くなるためきれいにできるし、材料の
節約にもなる。
○B By providing the groove 5 in the pen nib holder 2, it becomes an air outlet, and also prevents "sink" when molded with plastic, improves moldability, makes it clean, and saves on materials. .

○ハ ペン芯8は断面角形中間部8aとペン芯ホル
ダー2に嵌合保持されると共に、凸部6に段部
7が当接するため、筆記圧を高くしても没入し
ないで確実に固定保持される。
○C Since the pen core 8 is fitted and held by the middle part 8a having a rectangular cross section and the pen core holder 2, and the stepped part 7 is in contact with the convex part 6, it is securely held fixed without sinking even when the writing pressure is high. be done.

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

第1図:一部切欠側面図、第2図:A−A断面
図、第3図:キヤツプを外した状態における平面
図。 1……本体、2……ペン芯ホルダー、4……イ
ンキ吸蔵体、5……切りミゾ、6……凸部、7…
…段部、8……ペン芯、9……尾栓。
FIG. 1: A partially cutaway side view, FIG. 2: A-A sectional view, and FIG. 3: A plan view with the cap removed. 1... Body, 2... Pen core holder, 4... Ink absorber, 5... Cut groove, 6... Convex part, 7...
...Double part, 8... Pen nib, 9... Tail plug.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 本体1と該本体1に収容されたインキ吸蔵体4
とこの本体1の一端に一体に形成された断面円形
のペン芯ホルダー2とからなる筆記具において、
前記ペン芯ホルダー2の内面内方部3に内向きに
凸部6を周設するとともに、内端部2′から開口
部2″方向に向つて凸部6を通過する複数の切り
ミゾ5を設け、段部7より先端が角形状のペン芯
8をペン芯ホルダー2へ挿入してペン芯8の段部
7を凸部6に当接して固定するとともに、ペン芯
8とペン芯ホルダー2の内壁との間に隙間2aを
形成、この隙間2aを切りミゾ5に連通させたこ
とを特徴とする筆記具。
A main body 1 and an ink storage body 4 housed in the main body 1
A writing instrument consisting of a pen core holder 2 having a circular cross section and integrally formed at one end of the main body 1,
A protrusion 6 is provided inwardly around the inner surface 3 of the pen core holder 2, and a plurality of grooves 5 are formed to pass through the protrusion 6 from the inner end 2' toward the opening 2''. A pen nib 8 having a rectangular tip is inserted into the pen nib holder 2 from the stepped part 7, and the stepped part 7 of the pen nib 8 is fixed by coming into contact with the convex part 6, and the pen nib 8 and the pen nib holder 2 are A writing instrument characterized in that a gap 2a is formed between the inner wall of the writing instrument and the gap 2a is cut to communicate with a groove 5.
JP1424381U 1981-02-03 1981-02-03 Expired JPS6139587Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1424381U JPS6139587Y2 (en) 1981-02-03 1981-02-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1424381U JPS6139587Y2 (en) 1981-02-03 1981-02-03

Publications (2)

Publication Number Publication Date
JPS57128477U JPS57128477U (en) 1982-08-10
JPS6139587Y2 true JPS6139587Y2 (en) 1986-11-13

Family

ID=29812300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1424381U Expired JPS6139587Y2 (en) 1981-02-03 1981-02-03

Country Status (1)

Country Link
JP (1) JPS6139587Y2 (en)

Also Published As

Publication number Publication date
JPS57128477U (en) 1982-08-10

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