JPS6343786U - - Google Patents
Info
- Publication number
- JPS6343786U JPS6343786U JP13768886U JP13768886U JPS6343786U JP S6343786 U JPS6343786 U JP S6343786U JP 13768886 U JP13768886 U JP 13768886U JP 13768886 U JP13768886 U JP 13768886U JP S6343786 U JPS6343786 U JP S6343786U
- Authority
- JP
- Japan
- Prior art keywords
- writing instrument
- cap
- air exchange
- exchange hole
- inner cap
- 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.)
- Granted
Links
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Pens And Brushes (AREA)
Description
図は本考案の一実施例を示した縦断面図である
。
１……キヤツプ外筒、２……係合突起、３……
天壁、４……通孔、５……内キヤツプ、６……大
径部、７……中径部、８……小径部、９……鍔、
１０……段部、１１……コイルスプリング、１２
……シール筒、１３……大径部、１４……小径部
、１５……段部、１６……鍔、１７……筆記具本
体、１８……インキの貯溜部、１９……軸本体、
２０……インキ保溜体、２１……継手筒、２２…
…口ブラ、２３……ペンチツプ、２４……中心孔
、２５……インキ誘導棒、２６……誘導芯、２７
……周溝、２８……縦溝、２９……鍔、３０……
空気流通路、３１……空気置換孔、３２……天壁
、３３……係合突起。
The figure is a longitudinal sectional view showing an embodiment of the present invention. 1... Cap outer cylinder, 2... Engaging protrusion, 3...
Top wall, 4...through hole, 5...inner cap, 6...large diameter section, 7...medium diameter section, 8...small diameter section, 9...tsuba,
10...Step part, 11...Coil spring, 12
... Seal cylinder, 13 ... Large diameter part, 14 ... Small diameter part, 15 ... Stepped part, 16 ... Flange, 17 ... Writing instrument body, 18 ... Ink reservoir, 19 ... Shaft body,
20... Ink reservoir, 21... Joint cylinder, 22...
... Mouth bra, 23 ... Pen tip, 24 ... Center hole, 25 ... Ink guide rod, 26 ... Guide core, 27
... Circumference groove, 28 ... Vertical groove, 29 ... Tsuba, 30 ...
Air flow path, 31... air displacement hole, 32... ceiling wall, 33... engaging protrusion.
Claims (1)
自在に配し、内キヤツプには開口縁部が筆記具軸
筒の空気置換孔より後方位置に気密に接するシー
ル筒を装着し、内キヤツプとキヤツプ外筒間には
シール筒が筆記具軸筒に気密に当接するのに要す
る力と同一かそれより僅かに大きな力で圧縮する
程度のバネ定数を有するスプリングを介装したこ
とを特徴とするキヤツプと、後半部にインキを直
に貯溜して前半部にはインキ保溜体を内蔵した軸
本体の前端に継手筒を接合してペン先部に近い継
手筒の前端位置に空気置換孔を設けると共に該空
気置換孔と連通する空気流通路を継手筒の後端位
置まで設けたことを特徴とする筆記具本体とから
成る筆記具。 The inner cap is arranged inside the outer cap so that it can move freely in the axial direction, and the inner cap is equipped with a seal tube whose opening edge is in airtight contact with the rear of the air exchange hole of the writing instrument barrel, and the inner cap and the outside of the cap are connected to each other. A cap characterized in that a spring is interposed between the cylinders and has a spring constant that is compressed with a force equal to or slightly larger than the force required for the seal cylinder to come into airtight contact with the writing instrument barrel; A joint tube is connected to the front end of the shaft body, with ink stored directly in the rear half and an ink storage body built in in the front half, and an air exchange hole is provided at the front end of the joint tube near the pen tip. 1. A writing instrument comprising a writing instrument body, characterized in that an air flow path communicating with the air exchange hole is provided up to the rear end of the joint tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13768886U JPH0434068Y2 (en) | 1986-09-08 | 1986-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13768886U JPH0434068Y2 (en) | 1986-09-08 | 1986-09-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6343786U true JPS6343786U (en) | 1988-03-24 |
| JPH0434068Y2 JPH0434068Y2 (en) | 1992-08-13 |
Family
ID=31041977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13768886U Expired JPH0434068Y2 (en) | 1986-09-08 | 1986-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434068Y2 (en) |
-
1986
- 1986-09-08 JP JP13768886U patent/JPH0434068Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0434068Y2 (en) | 1992-08-13 |