JP2021070224A - ペン先部材並びにペン先部材を備えた筆記具 - Google Patents
ペン先部材並びにペン先部材を備えた筆記具 Download PDFInfo
- Publication number
- JP2021070224A JP2021070224A JP2019197956A JP2019197956A JP2021070224A JP 2021070224 A JP2021070224 A JP 2021070224A JP 2019197956 A JP2019197956 A JP 2019197956A JP 2019197956 A JP2019197956 A JP 2019197956A JP 2021070224 A JP2021070224 A JP 2021070224A
- Authority
- JP
- Japan
- Prior art keywords
- writing
- pen tip
- pen point
- writing instrument
- tip 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
- 239000002184 metal Substances 0.000 description 32
- 239000000463 material Substances 0.000 description 11
- 239000011347 resin Substances 0.000 description 10
- 229920005989 resin Polymers 0.000 description 10
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Pens And Brushes (AREA)
Abstract
Description
そこで本発明では、上記のように両立が難しい、線幅の変化が容易であることと、均一な幅の描線が筆記可能であり、複雑な構造を必要としないペン先部材を提供する。
2 ペン先部材
2a 薄板金属部材
2b 薄板金属部材
2c 微小隙間状インク流路
2d 先端縁部
2e 先端縁部
2f 先端縁部曲率最大部
2g 先端縁部曲率大部
2h 先端縁部曲率中部
2i 先端縁部曲率小部
2j 先端縁部ストレート部
2k 先端縁部筆記部直線領域
2l 先端縁部側面曲面領域
2m 先端縁部側面テーパ領域
2n 先端縁部側面テーパ領域
2o 切り欠き
2p 非筆記部
3 継手
3a ペン先抑え部
4 インクタンク
5 コレクター芯
6 コレクター
7 軸筒
8 空気溝
9 毛管作用を有するシート状フィルム
9a 樹脂フィルム
9b 微小突起
10 薄板金属部材
Claims (2)
- 正面方向から視認して先端縁部が曲率の異なる複数の曲線を繋げた形状であることを特徴とするペン先部材並びにペン先部材を備えた筆記具。
- 前記ペン先部材の平面方向から視認して筆記面と接する筆記部分は、直線部と曲面部と傾斜テーパ部を有することを特徴とする請求項1記載のペン先部材並びにペン先部材を備えた筆記具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019197956A JP7387389B2 (ja) | 2019-10-30 | 2019-10-30 | ペン先部材並びにペン先部材を備えた筆記具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019197956A JP7387389B2 (ja) | 2019-10-30 | 2019-10-30 | ペン先部材並びにペン先部材を備えた筆記具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021070224A true JP2021070224A (ja) | 2021-05-06 |
JP7387389B2 JP7387389B2 (ja) | 2023-11-28 |
Family
ID=75712225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2019197956A Active JP7387389B2 (ja) | 2019-10-30 | 2019-10-30 | ペン先部材並びにペン先部材を備えた筆記具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7387389B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022224905A1 (ja) | 2021-04-19 | 2022-10-27 | ローレルバンクマシン株式会社 | ディビジョンカード |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5436830A (en) * | 1977-08-26 | 1979-03-17 | Pilot Pen Co Ltd | Pen and making thereof |
JPS6042682U (ja) * | 1983-08-31 | 1985-03-26 | ぺんてる株式会社 | 筆記具のペン先 |
JP2019142064A (ja) * | 2018-02-19 | 2019-08-29 | 三菱鉛筆株式会社 | ペン芯及びこのペン芯を用いた筆記具 |
-
2019
- 2019-10-30 JP JP2019197956A patent/JP7387389B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5436830A (en) * | 1977-08-26 | 1979-03-17 | Pilot Pen Co Ltd | Pen and making thereof |
JPS6042682U (ja) * | 1983-08-31 | 1985-03-26 | ぺんてる株式会社 | 筆記具のペン先 |
JP2019142064A (ja) * | 2018-02-19 | 2019-08-29 | 三菱鉛筆株式会社 | ペン芯及びこのペン芯を用いた筆記具 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022224905A1 (ja) | 2021-04-19 | 2022-10-27 | ローレルバンクマシン株式会社 | ディビジョンカード |
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JP7387389B2 (ja) | 2023-11-28 |
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