JPH0725061Y2 - electric toothbrush - Google Patents
electric toothbrushInfo
- Publication number
- JPH0725061Y2 JPH0725061Y2 JP909590U JP909590U JPH0725061Y2 JP H0725061 Y2 JPH0725061 Y2 JP H0725061Y2 JP 909590 U JP909590 U JP 909590U JP 909590 U JP909590 U JP 909590U JP H0725061 Y2 JPH0725061 Y2 JP H0725061Y2
- Authority
- JP
- Japan
- Prior art keywords
- toothbrush
- attachment
- drive shaft
- tubular
- fitting
- 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.)
- Expired - Lifetime
Links
- 230000000452 restraining effect Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 description 2
- 229910003307 Ni-Cd Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229940034610 toothpaste Drugs 0.000 description 1
- 239000000606 toothpaste Substances 0.000 description 1
Landscapes
- Brushes (AREA)
Description
【考案の詳細な説明】 （イ）産業上の利用分野 本考案は、筒状本体ケースの上端より突出して設けられ
る駆動軸と、該駆動軸に着脱可能に連結されるアタッチ
メントと、該アタッチメントに着脱可能に連結される歯
ブラシ体とを備えた電動歯ブラシに関するものである。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a drive shaft that is provided so as to project from the upper end of a cylindrical body case, an attachment that is detachably connected to the drive shaft, and an attachment. The present invention relates to an electric toothbrush including a toothbrush body that is detachably connected.
（ロ）従来の技術 従来この種の電動歯ブラシは、実願昭63-78406号に開示
されている。即ち、第１図に示すように、上部に歯ブラ
シ体の根元部に設けられた挿入孔に挿入されるブラシ取
付軸部３を有すると共に下部に駆動軸13に嵌合する中空
の嵌合筒部４を有した連結体１と、該連結体１の下方に
設けられ本体ケースの上端を覆うスカート体２とが一体
形成されているアタッチメントが用いられている。ま
た、前記ブラシ取付軸部には前記歯ブラシ体の凹部と弾
性係合する凸部を形成し、前記嵌合筒部４には前記駆動
軸13のくびれ部15に係合する突起６を形成することによ
りアタッチメントを前記歯ブラシ体と前記駆動軸との間
に介挿させている。(B) Conventional Technology An electric toothbrush of this type has been disclosed in Japanese Patent Application No. 63-78406. That is, as shown in FIG. 1, a hollow fitting cylinder part having a brush mounting shaft part 3 to be inserted into an insertion hole provided at the base part of the toothbrush body at the upper part and fitting to the drive shaft 13 at the lower part, as shown in FIG. An attachment in which a connecting body 1 having 4 and a skirt body 2 provided below the connecting body 1 and covering the upper end of the main body case are integrally formed is used. In addition, a convex portion that elastically engages with the concave portion of the toothbrush body is formed on the brush mounting shaft portion, and a protrusion 6 that engages with the constricted portion 15 of the drive shaft 13 is formed on the fitting cylinder portion 4. As a result, the attachment is inserted between the toothbrush body and the drive shaft.
（ハ）考案が解決しようとする課題 しかしながら、挿入筒部と前記歯ブラシ体に設けられて
いる挿入孔との間に歯磨き粉等が付着して固まると、歯
ブラシ体を取り外して取り替えようとする場合に、歯ブ
ラシ体はアタッチメントから抜けずに、歯ブラシ体とア
タッチメントとが一体となって一緒に抜けてしまうとい
った問題点がある。その結果、歯ブラシ体の交換時にそ
の作業が煩わしいといった懸念があった。(C) Problems to be Solved by the Invention However, when toothpaste or the like adheres and hardens between the insertion tube portion and the insertion hole provided in the toothbrush body, the toothbrush body may be removed and replaced. However, there is a problem in that the toothbrush body and the attachment do not come out of the attachment and come out together with the attachment. As a result, there is a concern that the work is troublesome when the toothbrush body is replaced.
本考案はかかる点に鑑み成されたものであって、歯ブラ
シ体を取り外して取り替えようとする場合に、歯ブラシ
体がアタッチメントから抜けずに歯ブラシ体とアタッチ
メントとが一体となって一緒に抜けてしまうといった不
都合を解決することにある。The present invention has been made in view of the above point, and when the toothbrush body is to be removed and replaced, the toothbrush body does not come off from the attachment and the toothbrush body and the attachment come out together. To solve such inconvenience.
（ニ）課題を解決するための手段 筒状本体ケースの上端より突出して設けられる駆動軸
と、該駆動軸に着脱可能に連結されるアタッチメント
と、該アタッチメントに着脱可能に連結される歯ブラシ
体とを備え、前記アタッチメントは、上部に前記歯ブラ
シ体の根元部に設けられた挿入孔に挿入されるブラシ取
付軸部を有すると共に下部に前記駆動軸に嵌合する中空
の嵌合筒部を有した連結体と、該連結体に嵌合され前記
嵌合筒部の外周縁に配設されると共に前記嵌合筒部の拡
開を阻止する筒状抑え部を有したスカート体とより構成
する。(D) Means for Solving the Problems A drive shaft protruding from the upper end of the tubular main body case, an attachment detachably connected to the drive shaft, and a toothbrush body detachably connected to the attachment. And the attachment has a brush fitting shaft portion to be inserted into an insertion hole provided at a base portion of the toothbrush body in an upper portion and a hollow fitting tubular portion to be fitted to the drive shaft in a lower portion. And a skirt body which is fitted to the connecting body and is disposed on the outer peripheral edge of the fitting tubular portion and which has a tubular restraining portion for preventing expansion of the fitting tubular portion.
（ホ）作用 本考案においては、嵌合筒部の外周縁に配設せる筒状抑
え部をスカート体に設けているので、該筒状抑え部が嵌
合筒部の拡開を阻止し、その結果、歯ブラシ体を取り外
して取り替えようとする場合に前記歯ブラシ体を上方へ
引き上げても、歯ブラシ体とアタッチメントとが一体と
なって一緒に抜けてしまうことはなく、歯ブラシ体のみ
抜き取ることができる。(E) Action In the present invention, the skirt body is provided with the tubular restraining portion which can be disposed on the outer peripheral edge of the fitting tubular portion, so that the tubular restraining portion prevents the fitting tubular portion from expanding. As a result, when the toothbrush body is to be removed and replaced, even if the toothbrush body is pulled upward, the toothbrush body and the attachment do not come out together, and only the toothbrush body can be removed. .
（ヘ）実施例 以下本考案の実施例を図面に基づき詳述する。(F) Embodiment An embodiment of the present invention will be described in detail below with reference to the drawings.
第２図乃至第３図は本考案を用いた電動歯ブラシであっ
て、第２図（ａ）〜（ｃ）は組立正面図、第３図は要部
拡大図である。2 to 3 show an electric toothbrush using the present invention, wherein FIGS. 2 (a) to 2 (c) are front views of assembly and FIG. 3 is an enlarged view of a main part.
11は電動歯ブラシの本体ケースであって、内部にNi-Cd
電池及びモータ等（図示せず）を有すると共に表面にス
イッチ摘み12が設けられている。また、本体ケース11の
上端にはモータのシャフトに連結された駆動軸13が突出
されていると共に該駆動軸13の周縁に防水用のゴムパッ
キン14が設けられている。前記駆動軸13の外周部には後
述のくびれ部15が形成されている。11 is the main body case of the electric toothbrush, and Ni-Cd inside
It has a battery, a motor and the like (not shown), and a switch knob 12 is provided on the surface. A drive shaft 13 connected to the shaft of the motor projects from the upper end of the main body case 11, and a waterproof rubber packing 14 is provided on the periphery of the drive shaft 13. A constricted portion 15 which will be described later is formed on the outer peripheral portion of the drive shaft 13.
また、この電動歯ブラシはブラシのローリング動作と振
動動作とを切り替え使用できるようになっており、前記
スイッチ摘み12を停止位置（垂直位置）から左右に回動
させることにより前記ローリング動作と振動動作とを切
り替えるようになっている。Further, this electric toothbrush can be used by switching between rolling operation and vibrating operation of the brush. By rotating the switch knob 12 from the stop position (vertical position) to the left and right, the rolling operation and the vibrating operation can be performed. To switch.
16は歯ブラシ体であって、上部に多数のナイロン系樹脂
製のブラシ毛17が整列されて植設されていると共に下部
に透孔18が、また根元部に後述の挿入穴19が設けられて
いる。Reference numeral 16 denotes a toothbrush body, in which a large number of nylon-based resin-made brush bristles 17 are arranged and planted, a through hole 18 is provided at a lower portion, and an insertion hole 19 described later is provided at a root portion. There is.
而して、１及び２は本考案の要旨とする連結体及びスカ
ート体であって、本体ケース11と歯ブラシ体16との間に
介挿されるアタッチメントとして作用する。Reference numerals 1 and 2 are a connecting body and a skirt body which are the gist of the present invention, and act as an attachment inserted between the main body case 11 and the toothbrush body 16.
前記連結体１は上部に前記挿入孔19に挿入されるブラシ
取付軸部３を有すると共に下部に前記駆動軸13に嵌合す
る中空の嵌合筒部４を有している。またブラシ取付軸部
３には前記透孔18に弾性係合する凸部５が設けられ、嵌
合筒部４には下部に前記くびれ部15に嵌合する突起６が
設けられていると共に上部にくびれ部７が設けられてい
る。The connecting body 1 has a brush mounting shaft portion 3 which is inserted into the insertion hole 19 at an upper portion and a hollow fitting tubular portion 4 which is fitted to the drive shaft 13 at a lower portion. Further, the brush mounting shaft portion 3 is provided with a convex portion 5 that elastically engages with the through hole 18, and the fitting tubular portion 4 is provided with a projection 6 that fits into the constricted portion 15 at the bottom and an upper portion. A waist portion 7 is provided.
一方前記スカート体２は前記嵌合筒部４のくびれ部７に
嵌合する突起８が設けられていると共に嵌合筒部４には
め込まれる筒状抑え部９が設けられている。On the other hand, the skirt body 2 is provided with a projection 8 which fits into the constricted portion 7 of the fitting tubular portion 4 and a tubular restraining portion 9 which is fitted into the fitting tubular portion 4.
以上のような構成において、前記連結体１及びスカート
体２を本体ケース11と歯ブラシ体16との間に介挿させる
には、前記駆動軸13のくびれ部15に前記嵌合筒部４の突
起６を嵌合させた後、前記嵌合筒部４のくびれ部７に前
記スカート体２の突起８を嵌合させる。その後前記ブラ
シ取付軸部３の凸部５を前記歯ブラシ体16の透孔18に弾
性係合させる。In the structure as described above, in order to insert the connecting body 1 and the skirt body 2 between the main body case 11 and the toothbrush body 16, the constriction portion 15 of the drive shaft 13 is provided with the protrusion of the fitting tubular portion 4. After fitting 6, the projection 8 of the skirt body 2 is fitted into the constricted portion 7 of the fitting tubular portion 4. After that, the convex portion 5 of the brush mounting shaft portion 3 is elastically engaged with the through hole 18 of the toothbrush body 16.
この状態で前記スイッチ摘み12を操作するとモータの回
転が前記駆動軸13により伝達されて前記歯ブラシ体16を
動作させるようになっている。When the switch knob 12 is operated in this state, the rotation of the motor is transmitted by the drive shaft 13 to operate the toothbrush body 16.
さて今、前記歯ブラシ体16を取り外して取り替えようと
する場合、該歯ブラシ体16を上方に引き上げたとして
も、前記嵌合筒部４の突起６の外周縁は前記筒状抑え部
９によりその拡開が阻止されているので、前記筒体１が
前記駆動軸13から抜けることはない。従って、弾性係合
されている前記ブラシ取付軸部３と歯ブラシ体16との係
合だけが外れて歯ブラシ体16だけが取り外される。Now, when the toothbrush body 16 is to be removed and replaced, even if the toothbrush body 16 is pulled up, the outer peripheral edge of the protrusion 6 of the fitting tubular portion 4 is expanded by the tubular restraining portion 9. Since the opening is blocked, the tubular body 1 does not come off from the drive shaft 13. Therefore, only the engagement between the brush mounting shaft portion 3 and the toothbrush body 16 which are elastically engaged is released, and only the toothbrush body 16 is removed.
（ト）考案の効果 以上のように本考案によれば、嵌合筒部の外周縁に配設
せる筒状抑え部をスカート体に設けているので、該筒状
抑え部が嵌合筒部の拡開を阻止し、その結果、歯ブラシ
体を取り外して取り替えようとする場合に前記歯ブラシ
体を上方へ引き上げても、歯ブラシ体とアタッチメント
とが一体となって一緒に抜けてしまうことはなく、歯ブ
ラシ体のみ抜き取ることができる。従って、歯ブラシ体
の交換時にその作業が煩わしいといったことはない。(G) Effect of the Invention As described above, according to the present invention, since the tubular restraining portion that can be disposed on the outer peripheral edge of the fitting tubular portion is provided in the skirt body, the tubular restraining portion is the fitting tubular portion. The expansion of the toothbrush is prevented, and as a result, when the toothbrush body is to be removed and replaced, even if the toothbrush body is pulled upward, the toothbrush body and the attachment do not come out together as a unit. Only the toothbrush can be removed. Therefore, the work is not troublesome when the toothbrush body is replaced.
第１図（ａ）（ｂ）は従来の電動歯ブラシ組立正面図、
第２図乃至第３図は本考案を用いた電動歯ブラシであっ
て、第２図（ａ）〜（ｃ）は組立正面図、第３図は要部
拡大図である。 １……連結体、２……スカート体、３……ブラシ取付軸
部、４……嵌合筒部、6,8……突起、7,15……くびれ
部、９……筒状抑え部、11……本体ケース、13……駆動
軸、16……歯ブラシ体。1 (a) and (b) are front views of a conventional electric toothbrush assembly,
2 to 3 show an electric toothbrush using the present invention, wherein FIGS. 2 (a) to 2 (c) are front views of assembly and FIG. 3 is an enlarged view of a main part. 1 ... Connection body, 2 ... Skirt body, 3 ... Brush mounting shaft portion, 4 ... Fitting cylinder portion, 6,8 ... Protrusion, 7,15 ... Constricted portion, 9 ... Cylindrical restraining portion , 11 …… Main body case, 13 …… Drive shaft, 16 …… Toothbrush body.
Claims (1)
れる駆動軸と、該駆動軸に着脱可能に連結されるアタッ
チメントと、該アタッチメントに着脱可能に連結される
歯ブラシ体とを備え、前記アタッチメントは、上部に前
記歯ブラシ体の根元部に設けられた挿入孔に挿入される
ブラシ取付軸部を有すると共に下部に前記駆動軸に嵌合
する中空の嵌合筒部を有した連結体と、該連結体に嵌合
され前記嵌合筒部の外周縁に配設せる筒状抑え部を有し
たスカート体とよりなり、前記筒状抑え部は前記嵌合筒
部の拡開を阻止することを特徴とする電動歯ブラシ。1. An attachment comprising: a drive shaft protruding from an upper end of a cylindrical main body case; an attachment detachably connected to the drive shaft; and a toothbrush body detachably connected to the attachment. A connecting body having a brush mounting shaft portion to be inserted into an insertion hole provided at a base portion of the toothbrush body at an upper portion and a hollow fitting tubular portion to be fitted to the drive shaft at a lower portion; A skirt body fitted with a connecting body and having a tubular restraining portion arranged on the outer peripheral edge of the fitting tubular portion, wherein the tubular restraining portion prevents the fitting tubular portion from expanding. A characteristic electric toothbrush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP909590U JPH0725061Y2 (en) | 1990-01-31 | 1990-01-31 | electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP909590U JPH0725061Y2 (en) | 1990-01-31 | 1990-01-31 | electric toothbrush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0398817U JPH0398817U (en) | 1991-10-15 |
| JPH0725061Y2 true JPH0725061Y2 (en) | 1995-06-07 |
Family
ID=31512700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP909590U Expired - Lifetime JPH0725061Y2 (en) | 1990-01-31 | 1990-01-31 | electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0725061Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5144902B2 (en) * | 2006-06-08 | 2013-02-13 | Ｈｏｙａ株式会社 | Operation unit of electronic endoscope |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3456276A (en) | 1966-10-10 | 1969-07-22 | Sunbeam Corp | Electric toothbrush |
| JP5937081B2 (en) | 2011-08-29 | 2016-06-22 | 株式会社ミツバ | Commutator and electric motor |
-
1990
- 1990-01-31 JP JP909590U patent/JPH0725061Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3456276A (en) | 1966-10-10 | 1969-07-22 | Sunbeam Corp | Electric toothbrush |
| JP5937081B2 (en) | 2011-08-29 | 2016-06-22 | 株式会社ミツバ | Commutator and electric motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0398817U (en) | 1991-10-15 |
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