JPS5894591U - pencil lead holding device - Google Patents
pencil lead holding deviceInfo
- Publication number
- JPS5894591U JPS5894591U JP19030081U JP19030081U JPS5894591U JP S5894591 U JPS5894591 U JP S5894591U JP 19030081 U JP19030081 U JP 19030081U JP 19030081 U JP19030081 U JP 19030081U JP S5894591 U JPS5894591 U JP S5894591U
- Authority
- JP
- Japan
- Prior art keywords
- elastic member
- pencil lead
- holding
- hole
- pencil
- 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
第１図は従来の鉛筆描画装置の要部縦断面図、第２図は
第１図Ａ部拡大図、第３図は本考案に係る一実施例の鉛
筆芯保持装置の要部拡大縦断面図で、第１図のＡ部拡大
図相当部分図である。
１・・・・・・鉛筆芯、２．２′・・・・・・弾性部材
、３・・回船筆芯ガイド、４・・・・・・空間、５・曲
・バネ、６・・曲管状部材、７・・・・・・保持部材、
８・・・・・・芯押し棒、９・・・・・・摺動筒、１０
・・・・・・キャップ。FIG. 1 is a vertical sectional view of the main part of a conventional pencil drawing device, FIG. 2 is an enlarged view of part A in FIG. This figure is a partial view corresponding to an enlarged view of part A in FIG. 1. 1...Pencil lead, 2.2'...Elastic member, 3...Returning pencil lead guide, 4...Space, 5. Curve/spring, 6... Curved tubular member, 7... Holding member,
8...Coiling rod, 9...Sliding tube, 10
······cap.
Claims (1)
けられた保持用穴に鉛筆芯を摺動自在に保持した状態で
上下に移動可能なごとく保持される弾性部材と、該保持
用穴に挿填され該保持部材に係止されて該弾性部材の上
部の位置を定める管状部材と、同じく該弾性部材の下部
の位置を定める鉛筆芯通過穴を有する鉛筆芯ガイドと、
該弾性部材、該鉛筆芯ガイドにより該保持用穴に形成さ
れる空間にあって弾性部材を上昇させるバネなどを主構
成要素とする、自動製図機などの鉛筆描画用鉛筆芯保持
装置において、該弾性部材の形状を円錐台形とするとと
もに、上部に該円錐台形の最大径より大きい酸ネジ部と
、該酸ネジ部に接する下部に該弾性部材の最小径が下に
なるかごと（該弾性部材を摺動自在に保持する円錐台形
穴とを形成した摺動筒を備え、かつ該摺動筒を前記保持
用穴に対し、下面よりバネで上昇させられるように管状
部材と鉛筆芯ガイドの中間に摺動自在に配設し、該雌ネ
ジにキャップを螺合させることにより該弾性部材を該円
錐台形穴に沿い摺動可能なごとくしたことを特徴とする
鉛筆芯保持装置。A holding member that indirectly holds a pencil lead; an elastic member that is held so as to be able to move up and down while slidably holding the pencil lead in a holding hole provided in the holding member; a tubular member inserted into a hole and locked by the holding member to determine the position of the upper part of the elastic member; a pencil lead guide having a pencil lead passage hole that also determines the position of the lower part of the elastic member;
In a pencil lead holding device for pencil drawing such as an automatic drafting machine, the main components include the elastic member and a spring that lifts the elastic member in a space formed in the holding hole by the pencil lead guide. The shape of the elastic member is a truncated cone, and the upper part has a threaded part larger than the maximum diameter of the truncated cone, and the lower part in contact with the threaded part has a cage with the minimum diameter of the elastic member at the bottom (the elastic member a sliding tube formed with a frustoconical hole for slidably holding the pencil lead guide; A pencil lead holding device characterized in that the elastic member is slidably disposed in the truncated conical hole by screwing a cap onto the female screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19030081U JPS5894591U (en) | 1981-12-22 | 1981-12-22 | pencil lead holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19030081U JPS5894591U (en) | 1981-12-22 | 1981-12-22 | pencil lead holding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5894591U true JPS5894591U (en) | 1983-06-27 |
| JPS644545Y2 JPS644545Y2 (en) | 1989-02-06 |
Family
ID=30103887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19030081U Granted JPS5894591U (en) | 1981-12-22 | 1981-12-22 | pencil lead holding device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5894591U (en) |
-
1981
- 1981-12-22 JP JP19030081U patent/JPS5894591U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS644545Y2 (en) | 1989-02-06 |
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