JPS5848489U - Forward and backward device for ball chuck for sharp pencil - Google Patents
Forward and backward device for ball chuck for sharp pencilInfo
- Publication number
- JPS5848489U JPS5848489U JP14462481U JP14462481U JPS5848489U JP S5848489 U JPS5848489 U JP S5848489U JP 14462481 U JP14462481 U JP 14462481U JP 14462481 U JP14462481 U JP 14462481U JP S5848489 U JPS5848489 U JP S5848489U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- spring
- lock
- rear end
- pressing member
- 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
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
−第１図はこの考案の要部を示す断面図、第２図から第
４図までの作動の順番に示した半裁断面図、第５−Ａ図
から第５−ｃ図までは抵抗個所の他の変形例を示す。- Figure 1 is a sectional view showing the main parts of this invention, Figures 2 to 4 are half-cut sectional views showing the order of operation, and Figures 5-A to 5-c are resistor points. Another modification is shown.
Claims (1)
ャック作動体５の後端に該内装バネ１０よりも強い押バ
ネ１５を配設し、該内装バネ１０に抗したチャック作動
体５の前進およびこれに同伴したチャック体３の前進を
可能とする押圧部材１６を該押バネ１５の後端に設け、
該押圧部材１６には上記前進が完了後にチャック作動体
５とチャック体３との間に張設したチャック用バネ９に
抗してチャック体３を更に前進可能とする張出個所１７
を形成し、前記更に前進したチャック体３を係止でき且
つチャック作動体５の戻りにより圧縮されたチャック用
バネ９の力で上記係止を解除することができる抵抗個所
１８を軸筒１１内面に形成してなるシャープペンシル用
ボールチャックの前進後退装置。A push spring 15 stronger than the internal spring 10 is disposed at the rear end of the chuck actuating body 5 which is urged backward by an internal spring 10 provided in the shaft cylinder 11, and the chuck actuating body resists the internal spring 10. A pressing member 16 is provided at the rear end of the pressing spring 15 to enable the movement of the chuck body 5 and the accompanying movement of the chuck body 3;
The pressing member 16 has an overhanging portion 17 that allows the chuck body 3 to move further against the chuck spring 9 stretched between the chuck actuating body 5 and the chuck body 3 after the above-mentioned advance is completed.
, and a resistance point 18 that can lock the further advanced chuck body 3 and release the lock by the force of the chuck spring 9 compressed by the return of the chuck operating body 5 is provided on the inner surface of the shaft cylinder 11. A mechanical pencil ball chuck advancement/retraction device formed of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14462481U JPS5848489U (en) | 1981-09-29 | 1981-09-29 | Forward and backward device for ball chuck for sharp pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14462481U JPS5848489U (en) | 1981-09-29 | 1981-09-29 | Forward and backward device for ball chuck for sharp pencil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5848489U true JPS5848489U (en) | 1983-04-01 |
| JPS6123437Y2 JPS6123437Y2 (en) | 1986-07-14 |
Family
ID=29937580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14462481U Granted JPS5848489U (en) | 1981-09-29 | 1981-09-29 | Forward and backward device for ball chuck for sharp pencil |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848489U (en) |
-
1981
- 1981-09-29 JP JP14462481U patent/JPS5848489U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6123437Y2 (en) | 1986-07-14 |
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