JPS6393190U - - Google Patents
Info
- Publication number
- JPS6393190U JPS6393190U JP18591986U JP18591986U JPS6393190U JP S6393190 U JPS6393190 U JP S6393190U JP 18591986 U JP18591986 U JP 18591986U JP 18591986 U JP18591986 U JP 18591986U JP S6393190 U JPS6393190 U JP S6393190U
- Authority
- JP
- Japan
- Prior art keywords
- ball chuck
- core gripping
- gripping part
- chuck body
- ball
- 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
- 239000000919 ceramic Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Description
図は本考案の一実施例を示したもので、第１図
はボールチヤツク全体の縦断面図、第２図はボー
ルチヤツク本体の前端部の横断面図である。
１…ボールチヤツク本体、２…ボール、３…チ
ヤツクケース、３ａ…テーパ内面部、３ｂ…内面
段部、４…チヤツクバネ、５…芯把持部、５ａ…
溝部、６…基体部、６ａ…太径部、６ｂ…ボール
受部、６ｃ…芯挿通孔、６ｄ…細径部、６ｅ…鍔
部、７…スリ割り。
The figures show an embodiment of the present invention, in which FIG. 1 is a longitudinal cross-sectional view of the entire ball chuck, and FIG. 2 is a cross-sectional view of the front end of the ball chuck body. DESCRIPTION OF SYMBOLS 1...Ball chuck body, 2...Ball, 3...Chuck case, 3a...Tapered inner surface part, 3b...Inner surface stepped part, 4...Chuck spring, 5... Core gripping part, 5a...
Groove portion, 6... Base portion, 6a... Large diameter portion, 6b... Ball receiving portion, 6c... Core insertion hole, 6d... Small diameter portion, 6e... Flange portion, 7... Slot.
Claims (1)
ミツク等の高硬度を有し且つ耐摩耗性に優れた素
材により形成し、ボールチヤツク本体の芯把持部
を除いた基体部を合成樹脂製とし、ボールチヤツ
ク本体の基体部に芯把持部を固着したことを特徴
とするシヤープペンシルのボールチヤツク。 The core gripping part of the ball chuck body is made of a material with high hardness and excellent wear resistance such as metal or ceramic, and the base part of the ball chuck body other than the core gripping part is made of synthetic resin. A ball chuck for a sharpening pencil characterized by a core gripping part fixed to the part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18591986U JPS6393190U (en) | 1986-12-02 | 1986-12-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18591986U JPS6393190U (en) | 1986-12-02 | 1986-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6393190U true JPS6393190U (en) | 1988-06-16 |
Family
ID=31134997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18591986U Pending JPS6393190U (en) | 1986-12-02 | 1986-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6393190U (en) |
-
1986
- 1986-12-02 JP JP18591986U patent/JPS6393190U/ja active Pending
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