JPH01119384U - - Google Patents
Info
- Publication number
- JPH01119384U JPH01119384U JP1544888U JP1544888U JPH01119384U JP H01119384 U JPH01119384 U JP H01119384U JP 1544888 U JP1544888 U JP 1544888U JP 1544888 U JP1544888 U JP 1544888U JP H01119384 U JPH01119384 U JP H01119384U
- Authority
- JP
- Japan
- Prior art keywords
- holding
- lead
- chuck
- chuck part
- force
- 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
- 230000014759 maintenance of location Effects 0.000 claims 2
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Description
図は本考案の実施例を示したもので、第1図は
第1実施例の要部縦断面図、第2図は第2実施例
の要部横断面図、第3図は第2図A―A線縦断面
図である。
1…芯把持部、2…締め具、3…芯ケース、4
…芯把持チヤツク、5…筒部、6…ノツクばね、
7…継手、8…軸筒、9…ねじ部、10…口金、
11…パイプ、12…保持チヤツク、13…第1
の保持チヤツク部、14…第2の保持チヤツク部
、15…テーパ状孔部、16…段部、17…隙間
、18…弾性片。
The figures show embodiments of the present invention; FIG. 1 is a vertical cross-sectional view of the main part of the first embodiment, FIG. 2 is a cross-sectional view of the main part of the second embodiment, and FIG. 3 is the second embodiment. It is a longitudinal cross-sectional view taken along the line AA. 1... Lead gripping part, 2... Fastener, 3... Lead case, 4
... Lead gripping chuck, 5... Cylinder part, 6... Knot spring,
7...Joint, 8...Shaft cylinder, 9...Threaded part, 10...Best,
11... Pipe, 12... Holding chuck, 13... First
14...Second holding chuck part, 15...Tapered hole part, 16...Step part, 17...Gap, 18...Elastic piece.
Claims (1)
先端部に第1の保持チヤツク部と第2の保持チヤ
ツク部を直列状に設け、後方の第2の保持チヤツ
ク部の芯保持力よりも前方の第1の保持チヤツク
部の芯保持力をより大きく設定したことを特徴と
するシヤープペンシル。 A first holding chuck part and a second holding chuck part are provided in series at the tip of the sharp pencil at the front position of the lead gripping chuck, and the lead holding force of the first holding chuck part at the front is greater than the lead holding force of the second holding chuck part at the rear. A sharp pencil characterized by a larger core retention force in the retention chuck.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988015448U JPH0650233Y2 (en) | 1988-02-08 | 1988-02-08 | Sharp pencil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988015448U JPH0650233Y2 (en) | 1988-02-08 | 1988-02-08 | Sharp pencil |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01119384U true JPH01119384U (en) | 1989-08-11 |
JPH0650233Y2 JPH0650233Y2 (en) | 1994-12-21 |
Family
ID=31227509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988015448U Expired - Lifetime JPH0650233Y2 (en) | 1988-02-08 | 1988-02-08 | Sharp pencil |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0650233Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013082128A (en) * | 2011-10-11 | 2013-05-09 | Mitsubishi Pencil Co Ltd | Mechanical pencil |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4516889Y1 (en) * | 1966-03-28 | 1970-07-13 | ||
JPS4526349Y1 (en) * | 1966-09-03 | 1970-10-14 | ||
JPS6026889U (en) * | 1983-07-29 | 1985-02-23 | ぺんてる株式会社 | Mechanical pencil lead holder |
-
1988
- 1988-02-08 JP JP1988015448U patent/JPH0650233Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4516889Y1 (en) * | 1966-03-28 | 1970-07-13 | ||
JPS4526349Y1 (en) * | 1966-09-03 | 1970-10-14 | ||
JPS6026889U (en) * | 1983-07-29 | 1985-02-23 | ぺんてる株式会社 | Mechanical pencil lead holder |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013082128A (en) * | 2011-10-11 | 2013-05-09 | Mitsubishi Pencil Co Ltd | Mechanical pencil |
Also Published As
Publication number | Publication date |
---|---|
JPH0650233Y2 (en) | 1994-12-21 |