JPS6153188U - - Google Patents
Info
- Publication number
- JPS6153188U JPS6153188U JP13617484U JP13617484U JPS6153188U JP S6153188 U JPS6153188 U JP S6153188U JP 13617484 U JP13617484 U JP 13617484U JP 13617484 U JP13617484 U JP 13617484U JP S6153188 U JPS6153188 U JP S6153188U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- tip
- cylinder
- intermediate piece
- axial direction
- 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
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Description
図面は本考案の実施例を示し、第１図は鉛芯が
減つた状態の、第２図は先端をノツクした状態の
、第３図はノツクを停止した状態の、第４図は先
端を紙面から離した状態の各断面図である。
１……軸筒、３……先端パイプ、１２……中間
片、１３……内筒、１４……チヤツク、１７……
チヤツクリング、２０，２３……ばね。
The drawings show an embodiment of the present invention, and Fig. 1 shows the lead core reduced, Fig. 2 shows the tip with the tip notched, Fig. 3 shows the tip with the tip stopped, and Fig. 4 shows the tip with the tip removed. FIG. 3 is a cross-sectional view taken away from the paper surface. 1... Shaft tube, 3... Tip pipe, 12... Intermediate piece, 13... Inner cylinder, 14... Chack, 17...
Chuck ring, 20, 23...spring.
Claims (1)
に設け、該軸筒の内部に鉛芯の挿通孔を有する中
間片を形成し該中間片の下方に内筒を突設し該内
筒内に鉛芯を挾持するチヤツクを軸方向に移動可
能に設けると共に該チヤツクを締着するチヤツク
リングを上記内筒の下端に当接し、上記チヤツク
の下端を上記先端パイプの内方段部に対向させ、
上記先端パイプ及びチヤツクをそれぞれ軸方向下
方に付勢した先端ノツク式シヤープペンシル。 ２ 上記チヤツクはチヤツクリングから外れたと
き後端が拡開して上記内筒の内壁に弾性的に摺接
し、上記チヤツクを付勢するばねより上記先端パ
イプを付勢するばねの付勢作用が強くなるように
した実用新案登録請求の範囲第１項記載の先端ノ
ツク式シヤープペンシル。[Claims for Utility Model Registration] 1. A tip pipe is provided at the lower end of the axial cylinder so as to be movable in the axial direction, an intermediate piece having a lead core insertion hole is formed inside the axial cylinder, and an intermediate piece is formed below the intermediate piece. A cylinder is protruded, and a chuck for holding a lead core is provided in the inner cylinder so as to be movable in the axial direction, and a chuck ring for tightening the chuck is brought into contact with the lower end of the inner cylinder, and the lower end of the chuck is connected to the tip pipe. facing the inner step of the
A tip-knock type sharp pencil in which the tip pipe and chuck are each biased downward in the axial direction. 2 When the chuck is removed from the chuck ring, the rear end expands and elastically slides into contact with the inner wall of the inner cylinder, and the spring that biases the tip pipe has a stronger biasing action than the spring that biases the chuck. The tip-knot type sharp pencil according to claim 1 of the utility model registration claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13617484U JPH0335586Y2 (en) | 1984-09-10 | 1984-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13617484U JPH0335586Y2 (en) | 1984-09-10 | 1984-09-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6153188U true JPS6153188U (en) | 1986-04-10 |
| JPH0335586Y2 JPH0335586Y2 (en) | 1991-07-29 |
Family
ID=30694643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13617484U Expired JPH0335586Y2 (en) | 1984-09-10 | 1984-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0335586Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010201813A (en) * | 2009-03-04 | 2010-09-16 | Zebra Pen Corp | Mechanical pencil |
| JP2020111040A (en) * | 2019-01-08 | 2020-07-27 | ミクロ株式会社 | Writing instrument with core break prevention mechanism |
-
1984
- 1984-09-10 JP JP13617484U patent/JPH0335586Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010201813A (en) * | 2009-03-04 | 2010-09-16 | Zebra Pen Corp | Mechanical pencil |
| JP2020111040A (en) * | 2019-01-08 | 2020-07-27 | ミクロ株式会社 | Writing instrument with core break prevention mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0335586Y2 (en) | 1991-07-29 |