JPH074949Y2 - Writing instrument - Google Patents
Writing instrumentInfo
- Publication number
- JPH074949Y2 JPH074949Y2 JP12589690U JP12589690U JPH074949Y2 JP H074949 Y2 JPH074949 Y2 JP H074949Y2 JP 12589690 U JP12589690 U JP 12589690U JP 12589690 U JP12589690 U JP 12589690U JP H074949 Y2 JPH074949 Y2 JP H074949Y2
- Authority
- JP
- Japan
- Prior art keywords
- case
- lower case
- pen tip
- tip
- ink cylinder
- 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 - Lifetime
Links
Landscapes
- Pens And Brushes (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Description
【考案の詳細な説明】 「産業上の利用分野」 本考案はボールペンなどの筆記具に関する。DETAILED DESCRIPTION OF THE INVENTION "Industrial application field" The present invention relates to a writing instrument such as a ballpoint pen.
「従来の技術」 従来、本体ケースの軸芯部にインク筒を内挿し、インク
筒先端のペン先部を本体ケース尖端側から繰出して使用
すると共に、不使用時にはペン先部を本体ケース内に引
込む技術があった。"Prior art" Conventionally, an ink cylinder is inserted into the shaft core of the main body case, and the pen tip portion of the ink cylinder tip is extended from the tip side of the main body case for use. When not in use, the pen tip portion is placed in the main body case. There was a technique to draw in.
「考案が解決しようとする問題点」 前記従来技術は、本体ケースの全長を調節することがで
きないため、手の大小によって筆記が困難になる場合が
ある。そこで本体ケースを伸縮させてその全長を調節す
ると、ペン先部の繰出し及び引込み操作ができなくなる
問題があった。[Problems to be Solved by the Invention] In the above-mentioned conventional technology, since the total length of the main body case cannot be adjusted, writing may be difficult depending on the size of the hand. Therefore, if the main body case is expanded and contracted to adjust the total length, there is a problem that the pen tip portion cannot be extended and retracted.
「問題点を解決するための手段」 然るに本考案は、上部ケース及び下部ケースから成る伸
縮自在な本体ケースと、下部ケースの軸芯部に内挿する
インク筒とを備え、下部ケース尖端にインク筒先端のペ
ン先部を進退自在に螺着すると共に、インク筒他端に多
角形断面の係合体を取付け、その係合体を摺動自在に嵌
合させる多角形断面のペン先出入操作筒を上部ケースの
軸芯部に一体形成したものである。"Means for Solving Problems" Therefore, the present invention is provided with an expandable main body case composed of an upper case and a lower case, and an ink cylinder inserted in the shaft core of the lower case, and the ink is attached to the tip of the lower case. A pen tip entry / exit operation tube with a polygonal cross section is attached to the other end of the ink cylinder by attaching the pen tip part at the tip of the cylinder so that the pen tip part can move back and forth, and attaching the engaging body slidably. It is formed integrally with the shaft core of the upper case.
「作用」 従って本考案によれば、使用者の手に応じた全長に本体
ケースを容易に調節し得、しかもその調節後においてペ
ン先部の繰出し及び引込みを容易に行い得、従来に比べ
筆記操作が容易に行い得ると共に、携帯時並びに運搬・
保管時に至便に取扱い得るものである。[Operation] Therefore, according to the present invention, the main body case can be easily adjusted to the full length according to the user's hand, and the pen tip part can be easily extended and retracted after the adjustment. It is easy to operate and can be carried and carried.
It can be conveniently handled during storage.
「実施例」 以下、本考案の実施例を図面に基づいて詳述する。第１
図は本考案に係るボールペンの最大伸長時の縦断面図、
第２図は同横断面図、第３図は同最大短縮時の縦断面図
であり、円筒状の上部ケース（１）と該上部ケース
（１）に内挿可能な円筒状の下部ケース（２）から成る
伸縮自在な本体ケース（３）を備え、上部ケース（１）
の下端開口外周面に取付自在に螺着させる締付け環
（４）を設け、上部ケース（１）に対する下部ケース
（２）の軸方向の固定を行うと共に、前記締付け環
（４）の下縁（4a）に係止させるリブ（５）を下部ケー
ス（２）の上端開口外周縁に形成し、上部ケース（１）
に対する下部ケース（２）の抜止めを行っている。[Example] Hereinafter, an example of the present invention will be described in detail with reference to the drawings. First
The figure is a longitudinal sectional view of the ballpoint pen according to the present invention at maximum extension,
FIG. 2 is a horizontal cross-sectional view of the same, and FIG. 3 is a vertical cross-sectional view of the same when shortened to the maximum, showing a cylindrical upper case (1) and a cylindrical lower case insertable into the upper case (1) ( The upper case (1) is provided with an expandable body case (3) consisting of 2).
A tightening ring (4) screwably attached to the outer peripheral surface of the lower end opening of the lower case is provided to axially fix the lower case (2) to the upper case (1), and the lower edge of the tightening ring (4) ( A rib (5) to be locked to the upper case (1) is formed on the outer peripheral edge of the upper opening of the lower case (2).
The lower case (2) is prevented from coming off.
また、下部ケース（２）の中空内部でその軸芯部にイン
ク筒（６）を備え、下部ケース（２）下端の尖端部
（７）に前記インク筒（６）下端のペン先部（８）をね
じ軸部（９）を介して進退自在を螺着支持させると共
に、前記インク筒（６）上端に６角柱状の係合体（10）
を取付け、また前記上部ケース（１）の中空内部でその
軸芯部に前記係合体（10）を摺動自在に嵌合させる６角
筒状のペン先出入操作筒（11）を、上部ケース（１）の
上端から下端開口近傍まで一体形成し、上部ケース
（１）の回転操作によりペン先部（８）を下部ケース
（２）の尖端部（７）の開口（12）から繰出し及び引込
むように構成している。In addition, an ink cylinder (6) is provided in the hollow core of the lower case (2) at its shaft core, and a pen tip (8) at the lower end of the ink cylinder (6) is provided at the tip (7) at the lower end of the lower case (2). ) Is threadedly supported by a screw shaft portion (9) so as to be movable back and forth, and a hexagonal columnar engagement body (10) is provided on the upper end of the ink cylinder (6).
And a hexagonal tube-shaped pen tip insertion / extraction operation tube (11) into which the engaging body (10) is slidably fitted in the shaft core of the upper case (1). (1) is integrally formed from the upper end to the vicinity of the lower end opening, and the pen tip (8) is drawn out and drawn in from the opening (12) of the tip (7) of the lower case (2) by rotating the upper case (1). It is configured to
なお、図中（13）はペン先部（８）の繰出し側のストッ
パーである。In the figure, (13) is a stopper on the feeding side of the pen tip (8).
本実施例は上記のように構成しており、締付け環（４）
を緩めて上部ケース（１）に対し下部ケース（２）を出
入れすると共に、締付け環（４）を締付けて上部ケース
（１）に対し下部ケース（２）を出入れ先で固定し、本
体ケース（３）の全長を適宜調節するもので、この調節
動作に連動して係合体（10）がペン先出入操作筒（11）
内を摺動し、何れの調節長さにおいても係合体（10）を
ペン先出入操作筒（11）に嵌合させているから、本体ケ
ース（３）の長さに拘らず、上部ケース（１）の回転操
作によりペン先部（８）を下部ケース（２）の尖端部
（７）の開口（12）から繰出し及び引込むことができる
ものである。The present embodiment is configured as described above, and the tightening ring (4) is used.
Loosen the lower case (2) to and from the upper case (1) and tighten the tightening ring (4) to fix the lower case (2) to the upper case (1) at the outlet and in the main body. The total length of the case (3) is adjusted appropriately, and the engaging body (10) is linked with this adjusting operation so that the pen tip insertion / extraction operation tube (11).
Since the engaging body (10) is fitted in the pen tip insertion / extraction operation tube (11) at any adjustment length by sliding inside, the upper case (3) is irrespective of the length of the main body case (3). The pen tip part (8) can be drawn out and drawn in from the opening (12) of the tip part (7) of the lower case (2) by the rotating operation of (1).
「考案の効果」 以上実施例からも明らかなように本考案は、上部ケース
（１）及び下部ケース（２）から成る伸縮自在な本体ケ
ース（３）と、下部ケース（２）の軸芯部に内挿するイ
ンク筒（６）とを備え、下部ケース（２）尖端にインク
筒（６）の先端のペン先部（８）を進退自在に螺着する
と共に、インク筒（６）他端に多角形断面の係合体（1
0）を取付け、その係合体（10）を摺動自在に嵌合させ
る多角形断面のペン先出入操作筒（11）を上部ケース
（１）の軸芯部に一体形成したもので、使用者の手に応
じた全長に本体ケース（３）を容易に調節でき、しかも
その調節後においてペン先部（８）の繰出し及び引込み
を容易に行うことができ、従来に比べ筆記操作が容易に
行い得ると共に、携帯時並びに運搬・保管時に至便に取
扱うことができる顕著な効果を奏するものである。[Advantages of the Invention] As is apparent from the above embodiments, the present invention is a telescoping main body case (3) composed of an upper case (1) and a lower case (2), and a shaft core portion of the lower case (2). And an ink cylinder (6) to be inserted into the inner side of the lower case (2), and a pen tip (8) at the tip of the ink cylinder (6) is screwed to the tip of the lower case (2) so as to move forward and backward, and the other end of the ink cylinder (6) With a polygonal cross section (1
0) is attached, and the pen tip insertion / extraction operation tube (11) having a polygonal cross section into which the engaging body (10) is slidably fitted is integrally formed on the shaft core of the upper case (1). The body case (3) can be easily adjusted to the full length according to the hand, and the pen tip (8) can be easily extended and retracted after the adjustment, making the writing operation easier than before. In addition to being obtained, it has a remarkable effect that it can be conveniently handled during carrying and transportation / storage.
第１図は本考案に係るボールペンの最大伸長時の縦断面
図、第２図は同横断面図、第３図は同最大短縮時の縦断
面図である。 （１）…上部ケース （２）…下部ケース （３）…本体ケース （６）…インク筒 （８）…ペン先部 （10）…係合体 （11）…操作筒FIG. 1 is a vertical sectional view of a ballpoint pen according to the present invention when it is maximally extended, FIG. 2 is a transverse sectional view of the same, and FIG. (1) ... Upper case (2) ... Lower case (3) ... Main body case (6) ... Ink tube (8) ... Pen tip (10) ... Engagement body (11) ... Operation tube
Claims (1)
在な本体ケースと、下部ケースの軸芯部に内挿するイン
ク筒とを備え、下部ケース尖端にインク筒先端のペン先
部を進退自在に螺着すると共に、インク筒他端に多角形
断面の係合体を取付け、その係合体を摺動自在に嵌合さ
せる多角形断面のペン先出入操作筒を上部ケースの軸芯
部に一体形成したことを特徴とする筆記具。1. An expandable and retractable main body case composed of an upper case and a lower case, and an ink cylinder inserted into the shaft core of the lower case, and a pen tip portion at the tip of the ink cylinder is reciprocally movable at the tip of the lower case. The pen tip insertion / removal cylinder having a polygonal cross section, which is screwed, is attached to the other end of the ink cylinder and has a polygonal cross section, and the engagement body is slidably fitted to the shaft core of the upper case. Writing instrument characterized by that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12589690U JPH074949Y2 (en) | 1990-11-27 | 1990-11-27 | Writing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12589690U JPH074949Y2 (en) | 1990-11-27 | 1990-11-27 | Writing instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0481789U JPH0481789U (en) | 1992-07-16 |
| JPH074949Y2 true JPH074949Y2 (en) | 1995-02-08 |
Family
ID=31873476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12589690U Expired - Lifetime JPH074949Y2 (en) | 1990-11-27 | 1990-11-27 | Writing instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074949Y2 (en) |
-
1990
- 1990-11-27 JP JP12589690U patent/JPH074949Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0481789U (en) | 1992-07-16 |
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