JPS6140294U - Automatic drawing machine pencil lead chuck device - Google Patents
Automatic drawing machine pencil lead chuck deviceInfo
- Publication number
- JPS6140294U JPS6140294U JP12613284U JP12613284U JPS6140294U JP S6140294 U JPS6140294 U JP S6140294U JP 12613284 U JP12613284 U JP 12613284U JP 12613284 U JP12613284 U JP 12613284U JP S6140294 U JPS6140294 U JP S6140294U
- Authority
- JP
- Japan
- Prior art keywords
- lead chuck
- drawing machine
- pencil lead
- chuck device
- automatic drawing
- 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.)
- Pending
Links
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例のチャック装置を備えたシャ
ープペンシルタイプの筆記具の断面図、第２図は上記チ
ャック装置の芯チャック部材を示す断面図、第−３図は
従来のチャック装置を備えたシャープペンシンシルタイ
プの筆記具の断面図、第４図は第３図のチャック装置の
芯チャック部材を示す断面図である。
８・・・チャックホルダ、９・・・芯チャック部材、１
０，１８・・・コイルスプリング、１１・・・割り溝、
１２・・・先端部、１３・・・ペンシル芯、１４・・・
凹凸、１５・・・溝、１６・・・テーパー案内面、１７
・・・ボール。Fig. 1 is a cross-sectional view of a mechanical pencil type writing instrument equipped with a chuck device according to an embodiment of the present invention, Fig. 2 is a cross-sectional view showing the core chuck member of the chuck device, and Fig. 3 is a conventional chuck device. FIG. 4 is a sectional view showing a lead chuck member of the chuck device of FIG. 3. 8... Chuck holder, 9... Core chuck member, 1
0,18...Coil spring, 11...Split groove,
12... Tip part, 13... Pencil lead, 14...
Unevenness, 15...Groove, 16...Tapered guide surface, 17
···ball.
Claims (1)
上方に付勢される芯チャック部材が配され、この芯チャ
ック部材は縦方向に割り溝を有し先端部内周面にペンシ
ル芯を把持する凹凸が形成され、芯チャック部材の主記
先端部は常時閉じていることを特徴とする自動作図機の
ペンシル芯のチャック装置。A lead chuck member that is biased upward by a coil spring is disposed within a cylindrical chuck holder, and this lead chuck member has a groove in the vertical direction and an uneven surface for gripping the pencil lead on the inner peripheral surface of the tip. A pencil lead chuck device for an automatic drawing machine, characterized in that the leading end of the lead chuck member is always closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12613284U JPS6140294U (en) | 1984-08-20 | 1984-08-20 | Automatic drawing machine pencil lead chuck device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12613284U JPS6140294U (en) | 1984-08-20 | 1984-08-20 | Automatic drawing machine pencil lead chuck device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6140294U true JPS6140294U (en) | 1986-03-14 |
Family
ID=30684815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12613284U Pending JPS6140294U (en) | 1984-08-20 | 1984-08-20 | Automatic drawing machine pencil lead chuck device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0627198U (en) * | 1992-09-16 | 1994-04-12 | パイロットプレシジョン株式会社 | Pencil for plotter |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55118897A (en) * | 1979-03-08 | 1980-09-12 | Takeo Abe | Preparation of chuck device for extrusion type pencil |
| JPS5662200A (en) * | 1979-10-26 | 1981-05-27 | Mutoh Ind Ltd | Line drawing head for drawing instrument |
-
1984
- 1984-08-20 JP JP12613284U patent/JPS6140294U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55118897A (en) * | 1979-03-08 | 1980-09-12 | Takeo Abe | Preparation of chuck device for extrusion type pencil |
| JPS5662200A (en) * | 1979-10-26 | 1981-05-27 | Mutoh Ind Ltd | Line drawing head for drawing instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0627198U (en) * | 1992-09-16 | 1994-04-12 | パイロットプレシジョン株式会社 | Pencil for plotter |
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