JPS58101784U - Knot cap for extrusion type sharp pencil - Google Patents
Knot cap for extrusion type sharp pencilInfo
- Publication number
- JPS58101784U JPS58101784U JP19582781U JP19582781U JPS58101784U JP S58101784 U JPS58101784 U JP S58101784U JP 19582781 U JP19582781 U JP 19582781U JP 19582781 U JP19582781 U JP 19582781U JP S58101784 U JPS58101784 U JP S58101784U
- Authority
- JP
- Japan
- Prior art keywords
- extrusion type
- knock
- cap
- sharp pencil
- type sharp
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案ノックキャップを用いたシャープペンシル
を示すもので、第１図はシャープペンシルの作用を表わ
した一部縦断正面図、第２図は要部の拡大縦断正面図、
第３図は第２図の■−■線による横断面図である。
図中、１はパイプ体、２は内向突条、３は芯ケース、４
はチャック、１はストロークである。The drawings show a mechanical pencil using the knock cap of the present invention; Fig. 1 is a partially longitudinal front view showing the action of the mechanical pencil; Fig. 2 is an enlarged longitudinal sectional front view of the main parts;
FIG. 3 is a cross-sectional view taken along the line ■--■ in FIG. 2. In the figure, 1 is a pipe body, 2 is an inward protrusion, 3 is a core case, 4
is the chuck and 1 is the stroke.
Claims (1)
軸筒の先端から出入りする押出式シャープペンシル用の
ノックキャップであって、該ノックキャップはパイプ体
の周壁に３本以上の軸方向に長い内向突条を形成し、該
突条を結ぶ仮想円で構成される内径を芯ケースの外径に
適合する径に構成すると共に、該内向突条の長さはチャ
ックが筆記芯を掴持及び解放するためのストロークとほ
ぼ同じ長さに構成した構造。A knock cap for a push-out mechanical pencil in which the writing lead moves in and out of the tip of the barrel simply by pushing a pusher that protrudes from the base end of the barrel, and the knock cap has three or more knock caps on the peripheral wall of the pipe body. A long inward protrusion is formed in the axial direction, and the inner diameter formed by the virtual circle connecting the protrusion is configured to a diameter that matches the outer diameter of the lead case, and the length of the inward protrusion is written by the chuck. A structure configured to have approximately the same length as the stroke for gripping and releasing the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19582781U JPS6021280Y2 (en) | 1981-12-28 | 1981-12-28 | Knot cap for extrusion type sharp pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19582781U JPS6021280Y2 (en) | 1981-12-28 | 1981-12-28 | Knot cap for extrusion type sharp pencil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58101784U true JPS58101784U (en) | 1983-07-11 |
| JPS6021280Y2 JPS6021280Y2 (en) | 1985-06-25 |
Family
ID=30109089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19582781U Expired JPS6021280Y2 (en) | 1981-12-28 | 1981-12-28 | Knot cap for extrusion type sharp pencil |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6021280Y2 (en) |
-
1981
- 1981-12-28 JP JP19582781U patent/JPS6021280Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6021280Y2 (en) | 1985-06-25 |
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