JP2021102085A - 歯ブラシ - Google Patents
歯ブラシ Download PDFInfo
- Publication number
- JP2021102085A JP2021102085A JP2021054349A JP2021054349A JP2021102085A JP 2021102085 A JP2021102085 A JP 2021102085A JP 2021054349 A JP2021054349 A JP 2021054349A JP 2021054349 A JP2021054349 A JP 2021054349A JP 2021102085 A JP2021102085 A JP 2021102085A
- Authority
- JP
- Japan
- Prior art keywords
- toothbrush
- resin
- peripheral edge
- opening peripheral
- handle
- 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
- 229920005989 resin Polymers 0.000 claims abstract description 122
- 239000011347 resin Substances 0.000 claims abstract description 122
- 230000002093 peripheral effect Effects 0.000 claims abstract description 72
- 238000000465 moulding Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 210000003811 finger Anatomy 0.000 description 6
- -1 polypropylene Polymers 0.000 description 5
- 229920001893 acrylonitrile styrene Polymers 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229920002301 cellulose acetate Polymers 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 229930182556 Polyacetal Natural products 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 229940034610 toothpaste Drugs 0.000 description 2
- 239000000606 toothpaste Substances 0.000 description 2
- DQEFEBPAPFSJLV-UHFFFAOYSA-N Cellulose propionate Chemical compound CCC(=O)OCC1OC(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C1OC1C(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C(COC(=O)CC)O1 DQEFEBPAPFSJLV-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229920006218 cellulose propionate Polymers 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000000113 methacrylic resin Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 229920002215 polytrimethylene terephthalate Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
Images
Landscapes
- Brushes (AREA)
Abstract
Description
11 把持部
12 ネック部
13 柄部
14 植毛台
14a 植毛面
15 歯ブラシ本体
16 植毛孔
17 ブリッスル
18 毛束
19 指当てマーキング部
20,20’ 空洞部
20a,20a’ 開口周縁部
20b,20b’ 頂部
20c 段部
20c’ 傾斜面部
20c” 湾曲傾斜面部
20d 連絡面部
20e 凸曲面
20f,20f’ 内周面
21 1次樹脂
22 2次樹脂
Claims (5)
- 毛束が植設される複数の植毛孔が形成されている植毛台と、該植毛台に連続して設けられた柄部とを含む歯ブラシ本体を有する歯ブラシであって、
前記柄部には、該柄部の表裏を貫通して設けられた空洞部に、前記歯ブラシ本体を形成する1次樹脂とは異なる材質の2次樹脂が、2色成形時に充填されて、前記柄部の表側表面及び裏側表面に表出しており、
前記2次樹脂は、前記柄部における前記空洞部の表裏の各々の開口周縁部において、該開口周縁部の頂部を超えることなく該開口周縁部を覆って設けられており、
前記柄部における前記空洞部の表裏の各々の開口周縁部には、該開口周縁部の頂部よりも内側領域に、前記空洞部の内方に向けて前記柄部の厚さ方向の中央部側に傾斜する傾斜面部が設けられている歯ブラシ。 - 前記傾斜面部が、凸状に湾曲しながら傾斜する湾曲傾斜面部となっている請求項1記載の歯ブラシ。
- 前記2次樹脂は、硬度がM65〜M100の樹脂である請求項1又は2記載の歯ブラシ。
- 前記2次樹脂は、収縮率が0.1〜2.5%の樹脂である請求項1〜3のいずれか1項記載の歯ブラシ。
- 前記2次樹脂は、透明又は半透明な樹脂である請求項1〜4のいずれか1項記載の歯ブラシ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021054349A JP7203882B2 (ja) | 2017-05-26 | 2021-03-26 | 歯ブラシ |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017105008A JP6905867B2 (ja) | 2017-05-26 | 2017-05-26 | 歯ブラシ |
JP2021054349A JP7203882B2 (ja) | 2017-05-26 | 2021-03-26 | 歯ブラシ |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017105008A Division JP6905867B2 (ja) | 2017-05-26 | 2017-05-26 | 歯ブラシ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021102085A true JP2021102085A (ja) | 2021-07-15 |
JP7203882B2 JP7203882B2 (ja) | 2023-01-13 |
Family
ID=64667541
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017105008A Active JP6905867B2 (ja) | 2017-05-26 | 2017-05-26 | 歯ブラシ |
JP2021054349A Active JP7203882B2 (ja) | 2017-05-26 | 2021-03-26 | 歯ブラシ |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017105008A Active JP6905867B2 (ja) | 2017-05-26 | 2017-05-26 | 歯ブラシ |
Country Status (1)
Country | Link |
---|---|
JP (2) | JP6905867B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024004946A1 (ja) * | 2022-06-30 | 2024-01-04 | ライオン株式会社 | 歯ブラシ |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023090334A (ja) | 2021-12-17 | 2023-06-29 | サンスター株式会社 | オーラルケア用品の成形品およびオーラルケア用品 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005185649A (ja) * | 2003-12-26 | 2005-07-14 | Lion Corp | 歯ブラシハンドル |
JP2007190439A (ja) * | 2007-04-27 | 2007-08-02 | Kao Corp | 歯ブラシ |
JP2013126494A (ja) * | 2011-12-19 | 2013-06-27 | Lion Corp | 歯ブラシ |
US20140173853A1 (en) * | 2011-08-05 | 2014-06-26 | Trisa Holding Ag | Method for producing a toothbrush, and toothbrush |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60181169U (ja) * | 1984-05-12 | 1985-12-02 | 日立工機株式会社 | 整流子の整流子片 |
JP2003039481A (ja) * | 2001-07-27 | 2003-02-13 | Sony Corp | 成形品 |
CN200953924Y (zh) * | 2006-09-01 | 2007-10-03 | 管应根 | 具有空心刷柄的牙刷 |
JP4920387B2 (ja) * | 2006-12-01 | 2012-04-18 | 信越半導体株式会社 | 基板収納容器 |
-
2017
- 2017-05-26 JP JP2017105008A patent/JP6905867B2/ja active Active
-
2021
- 2021-03-26 JP JP2021054349A patent/JP7203882B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005185649A (ja) * | 2003-12-26 | 2005-07-14 | Lion Corp | 歯ブラシハンドル |
JP2007190439A (ja) * | 2007-04-27 | 2007-08-02 | Kao Corp | 歯ブラシ |
US20140173853A1 (en) * | 2011-08-05 | 2014-06-26 | Trisa Holding Ag | Method for producing a toothbrush, and toothbrush |
JP2013126494A (ja) * | 2011-12-19 | 2013-06-27 | Lion Corp | 歯ブラシ |
Non-Patent Citations (1)
Title |
---|
桜内 雄二郎, 新版 プラスチック材料読本, JPN6012062068, 15 May 1987 (1987-05-15), JP, pages 425 - 426, ISSN: 0004947965 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024004946A1 (ja) * | 2022-06-30 | 2024-01-04 | ライオン株式会社 | 歯ブラシ |
Also Published As
Publication number | Publication date |
---|---|
JP2018198796A (ja) | 2018-12-20 |
JP7203882B2 (ja) | 2023-01-13 |
JP6905867B2 (ja) | 2021-07-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6893541B2 (ja) | 歯ブラシ | |
JP2021102085A (ja) | 歯ブラシ | |
JP6364641B2 (ja) | 歯ブラシ | |
HU225510B1 (en) | Brush, especially toothbrush | |
JP5386259B2 (ja) | 歯ブラシ | |
JP5081911B2 (ja) | 歯ブラシ | |
JP2017124005A (ja) | 歯間ブラシ | |
KR20200090938A (ko) | 칫솔 | |
JP6478384B2 (ja) | 歯ブラシ用ハンドル体及び歯ブラシ | |
JP6970491B2 (ja) | 歯ブラシ | |
JP5879118B2 (ja) | 歯ブラシ | |
JP2019030583A (ja) | 歯ブラシ | |
WO2015137487A1 (ja) | 歯ブラシ用ハンドル体、歯ブラシ、及び歯ブラシ用ハンドル体の製造方法 | |
JP6375535B2 (ja) | 歯ブラシ | |
KR102658490B1 (ko) | 칫솔 | |
JP6722621B2 (ja) | 歯ブラシ | |
JP5785819B2 (ja) | 歯ブラシ | |
JP4738603B2 (ja) | 歯ブラシ | |
WO2020262341A1 (ja) | 歯ブラシ | |
JP2024054018A (ja) | 歯ブラシ | |
JP2024044055A (ja) | 歯ブラシ | |
JP2024054019A (ja) | 歯ブラシ | |
JP2021078714A (ja) | 歯ブラシ | |
JP2020005981A (ja) | 歯ブラシ及び歯ブラシの製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210326 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220412 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20220527 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220810 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20221220 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20221227 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 7203882 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |