JPS61164789U - - Google Patents
Info
- Publication number
- JPS61164789U JPS61164789U JP4940485U JP4940485U JPS61164789U JP S61164789 U JPS61164789 U JP S61164789U JP 4940485 U JP4940485 U JP 4940485U JP 4940485 U JP4940485 U JP 4940485U JP S61164789 U JPS61164789 U JP S61164789U
- Authority
- JP
- Japan
- Prior art keywords
- diameter portion
- lead
- utility
- model registration
- lead chuck
- 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
- 239000002184 metal Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Description
第１図は本考案に係る芯チヤツクを組立てる部
品の一例を示す図、第２図は第１図のＡ―Ａ線断
面図、第３図は同部品により組立てられた芯チヤ
ツクの側面図、第４図は第３図の平面図、第５図
は第３図の底面図、第６図は上記芯チヤツクにお
けるかみ径部の変更例を示す図、第７図は上記芯
チヤツクにおけるかみ径部の別の変更例を示す図
、第８図は本考案に係る芯チヤツクを組立てる部
品の別の例を示す図、第９図は同部品の変更例を
示す図である。
１，２……一対の板片、３，４……拡径部、５
，６……かみ径部、９……通孔、１１，１２……
かみ径部、１３，１４……かみ径部。
FIG. 1 is a diagram showing an example of parts for assembling a core chuck according to the present invention, FIG. 2 is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 3 is a side view of a core chuck assembled with the same parts. FIG. 4 is a plan view of FIG. 3, FIG. 5 is a bottom view of FIG. 3, FIG. 6 is a diagram showing an example of a change in the tooth diameter of the core chuck, and FIG. 7 is a diagram of the tooth diameter of the core chuck. FIG. 8 is a diagram showing another example of the parts for assembling the core chuck according to the present invention, and FIG. 9 is a diagram showing a modification of the same parts. 1, 2... A pair of plate pieces, 3, 4... Expanded diameter part, 5
, 6...Kindle diameter portion, 9...Through hole, 11, 12...
Bit diameter portion, 13, 14... Bit diameter portion.
Claims (1)
状を有するようにプレス成形された各板片の先端
に締り加工により拡径部と芯をかむためのかみ径
部とが成形され、上記各板片の後端に芯を通すた
めの通孔が穿設されてなる部品で芯チヤツクの形
体を組立てなるシヤープペンシルの芯チヤツク。 (2) 芯を通す筒体をその両端方向に分割した形
状を有する各板片が、一枚の金属板でプレス成形
されている実用新案登録請求の範囲第１項記載の
シヤープペンシルの芯チヤツク。 (3) 芯を通す筒体をその両端方向に分割した形
状を有する各板片が別々の金属板でプレス成形さ
れている実用新案登録請求の範囲第１項記載のシ
ヤープペンシルの芯チヤツク。 (4) かみ径部が、拡径部の先端より外側へ突出
するように成形されている実用新案登録請求の範
囲第１，２，３項記載のシヤープペンシルの芯チ
ヤツク。 (5) かみ径部が、拡径部の先端々面に穿設され
た孔縁からなる実用新案登録請求の範囲第１，２
，３項記載のシヤープペンシルの芯チヤツク。 (6) かみ径部が、拡径部の先端から内側へ突出
するように成形されている実用新案登録請求の範
囲第１，２，３項記載のシヤープペンシルの芯チ
ヤツク。[Claims for Utility Model Registration] (1) A cylindrical body through which the core is passed is press-formed so as to be divided into both ends. The tip of each plate piece is tightened to engage the enlarged diameter part and the core. A lead chuck for a sharp pencil, in which the shape of the lead chuck is assembled with a part in which a diameter part is molded and a through hole for passing the lead is formed at the rear end of each of the plate pieces. (2) The sharp pencil lead chuck according to claim 1 of the utility model registration claim, in which each plate piece having a shape in which a cylindrical body through which the lead passes is divided in the direction of both ends thereof is press-molded from a single metal plate. . (3) The lead chuck for a sharp pencil according to claim 1, wherein each plate piece having a shape in which a cylinder through which the lead passes is divided in the direction of both ends thereof is press-molded from a separate metal plate. (4) The lead chuck for a sharpening pencil according to claims 1, 2, and 3 of the utility model registration, wherein the blade diameter portion is formed so as to protrude outward from the tip of the enlarged diameter portion. (5) Utility Model Registration Claims No. 1 and 2 in which the blade diameter portion consists of a hole edge drilled on each end of the enlarged diameter portion
, the lead chuck of the sharp pencil described in item 3. (6) A lead chuck for a sharpening pencil according to claims 1, 2, and 3 of the utility model registration, wherein the blade diameter portion is formed so as to protrude inward from the tip of the enlarged diameter portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4940485U JPS61164789U (en) | 1985-04-03 | 1985-04-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4940485U JPS61164789U (en) | 1985-04-03 | 1985-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61164789U true JPS61164789U (en) | 1986-10-13 |
Family
ID=30566572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4940485U Pending JPS61164789U (en) | 1985-04-03 | 1985-04-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61164789U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63148477U (en) * | 1987-03-20 | 1988-09-29 | ||
| JP2014100807A (en) * | 2012-11-16 | 2014-06-05 | Mitsubishi Pencil Co Ltd | Chuck for mechanical pencil and mechanical pencil |
| JP2017128139A (en) * | 2017-05-01 | 2017-07-27 | 三菱鉛筆株式会社 | Chuck for mechanical pencil and mechanical pencil |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5520554U (en) * | 1978-07-28 | 1980-02-08 | ||
| JPS5929285B2 (en) * | 1976-03-24 | 1984-07-19 | バブコツク日立株式会社 | Sulfur recovery equipment tail gas purification method |
-
1985
- 1985-04-03 JP JP4940485U patent/JPS61164789U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5929285B2 (en) * | 1976-03-24 | 1984-07-19 | バブコツク日立株式会社 | Sulfur recovery equipment tail gas purification method |
| JPS5520554U (en) * | 1978-07-28 | 1980-02-08 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63148477U (en) * | 1987-03-20 | 1988-09-29 | ||
| JP2014100807A (en) * | 2012-11-16 | 2014-06-05 | Mitsubishi Pencil Co Ltd | Chuck for mechanical pencil and mechanical pencil |
| JP2017128139A (en) * | 2017-05-01 | 2017-07-27 | 三菱鉛筆株式会社 | Chuck for mechanical pencil and mechanical pencil |
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