JPH0446577Y2 - - Google Patents

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Publication number
JPH0446577Y2
JPH0446577Y2 JP3717288U JP3717288U JPH0446577Y2 JP H0446577 Y2 JPH0446577 Y2 JP H0446577Y2 JP 3717288 U JP3717288 U JP 3717288U JP 3717288 U JP3717288 U JP 3717288U JP H0446577 Y2 JPH0446577 Y2 JP H0446577Y2
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JP
Japan
Prior art keywords
brush
wire
base
gripping rod
tip
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
Application number
JP3717288U
Other languages
Japanese (ja)
Other versions
JPH01143935U (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP3717288U priority Critical patent/JPH0446577Y2/ja
Publication of JPH01143935U publication Critical patent/JPH01143935U/ja
Application granted granted Critical
Publication of JPH0446577Y2 publication Critical patent/JPH0446577Y2/ja
Expired legal-status Critical Current

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Description

【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、扱い易く歯間に挿入した際に口腔内
を傷付けることが無くて且つブラシ部のワイヤの
折れにくい歯間ブラシに関するものである。
[Detailed description of the invention] [Field of industrial application] The present invention relates to an interdental brush that is easy to handle, does not damage the oral cavity when inserted between the teeth, and has a wire in the brush portion that is hard to break. .

〔従来の技術〕[Conventional technology]

近年口腔衛生思想が向上し、通常の歯ブラシで
は歯間の清掃が不充分であるとして、歯間ブラシ
が使用されるようになつてきた。
In recent years, as the concept of oral hygiene has improved, interdental brushes have come to be used because regular toothbrushes are insufficient for cleaning between teeth.

歯間ブラシは一般に撚られたワイヤによりナイ
ロン製などの毛が植毛されたブラシ部のワイヤの
基部が硬質プラスチツク製の把持棒の先端部分に
埋め込まれて成るものであり、ワイヤとしては錆
びにくいステンレス鋼線などの比較的硬い材質の
ものが使用されている。そして清掃対象の歯間の
位置によつてはブラシ部のワイヤをその把持棒へ
の埋込み基端で曲げたり元に戻したりする必要が
あるため、しばしばワイヤが折れていた。
Interdental brushes are generally made of twisted wire with nylon or other bristles at the base of the brush part embedded in the tip of a hard plastic gripping rod, and the wire is made of rust-resistant stainless steel. Relatively hard materials such as steel wire are used. Depending on the position between the teeth to be cleaned, it is necessary to bend or return the wire of the brush portion at its proximal end when it is embedded in the gripping rod, so that the wire often breaks.

そこで最近第3図に示す如く、適当な弾性と硬
さとを有する特殊なプラスチツク製の把持棒2′
をその先端部分でワイヤ3aの基部に沿つて細く
してこの部分からブラシ部3のワイヤ3aの基部
が埋め込まれている構造の歯間ブラシ1が一部に
使用されている。(特開昭61−240907号及び実開
昭61−180014号参照)。この従来の歯間ブラシ1
は、使用に際してプラスチツク製の把持棒2′に
埋め込まれたワイヤ3aの前記ワイヤ3aの基部
に沿つた細い部分を所望の方向に指で挟んで曲げ
て使用するのであるが、曲げられるワイヤ3aの
埋込み部分はそれを囲むプラスチツクによつて急
な曲がりを避けることが出来るので、この曲がり
と復元とを何回繰り返しても折れにくいというも
のである。
Recently, as shown in FIG. 3, a special plastic gripping rod 2' with appropriate elasticity and hardness has been developed.
The interdental brush 1 has a structure in which the wire 3a of the brush part 3 is tapered at its tip along the base of the wire 3a, and the base of the wire 3a of the brush part 3 is embedded from this part. (See Japanese Patent Application Laid-open No. 61-240907 and Utility Model Application No. 61-180014). This conventional interdental brush 1
When using the wire 3a, the thin part along the base of the wire 3a embedded in the plastic gripping rod 2' is held in the desired direction by fingers and bent. The embedded part can be prevented from bending sharply by the plastic that surrounds it, so it will not break easily no matter how many times this bending and restoring process is repeated.

しかしながらこの従来の歯間ブラシ1において
は、ワイヤ3aの基部が埋め込まれているブラシ
部側のプラスチツクの部分は細いとは言え、ワイ
ヤ3aの急な曲がりを防止する作用を有するのに
充分な太さを有していなければならないことか
ら、これを所望の方向に曲げるには或る程度大き
い力を必要とし、従つて所望方向への曲がりやそ
の復元は逐一指先で挟んで行わねばならず、曲げ
を必要とする歯列の奥側の歯間の清掃時には扱い
にくいものであり、またワイヤ3aの基部が埋め
込まれているブラシ部側のプラスチツクの部分は
指で把持する部分と同材質であることからその硬
さが硬いために歯間に挿入した際に口腔内を傷付
け易いという欠点があつた。
However, in this conventional interdental brush 1, although the plastic part on the brush side in which the base of the wire 3a is embedded is thin, it is thick enough to prevent the wire 3a from bending sharply. Since it must have a certain degree of flexibility, a certain amount of force is required to bend it in the desired direction, and therefore, bending it in the desired direction and restoring it must be done by pinching it with your fingertips. It is difficult to handle when cleaning between the teeth on the back side of the tooth row, which requires bending, and the plastic part on the brush side where the base of the wire 3a is embedded is made of the same material as the part held by the fingers. Therefore, it has the disadvantage that it is hard and can easily damage the inside of the oral cavity when inserted between the teeth.

〔考案が解決しようとする課題〕[The problem that the idea attempts to solve]

本考案は、上記従来技術の欠点を解消し、扱い
易くて歯間に挿入した際に口腔内を傷付けること
が無く且つブラシ部のワイヤが折れにくいように
歯間ブラシを構成することを課題とする。
The object of the present invention is to overcome the drawbacks of the above-mentioned conventional techniques and to configure an interdental brush so that it is easy to handle, does not damage the oral cavity when inserted between the teeth, and is difficult to break the wire of the brush part. do.

〔課題を解決するための手段〕[Means to solve the problem]

本考案者は種々検討した結果、硬質プラスチツ
ク製の把持棒の先端部分を口腔内に挿入し易く且
つ鏡などを介して口腔内に挿入する位置を観察し
易いようにするため先細りテーパ状とすると共
に、口腔内に挿入した際に口腔内の部分に接触す
ることの多い把持棒の先端部分を軟質ゴム状物質
で被覆し、合わせて把持棒の先端部分に位置する
ワイヤ部の基部を前記軟質ゴム状物質で保持する
ことによつて上記課題を解決出来ることを究明し
て本考案を成した。
As a result of various studies, the inventor of the present invention decided to make the tip of the hard plastic gripping rod tapered to make it easier to insert it into the oral cavity and to make it easier to observe the position at which it is inserted into the oral cavity using a mirror, etc. At the same time, the tip of the gripping rod, which often comes into contact with parts of the oral cavity when inserted into the oral cavity, is coated with a soft rubber-like material, and the base of the wire portion located at the tip of the gripping rod is coated with the soft rubber material. The present invention was created by discovering that the above-mentioned problems could be solved by holding it with a rubber-like substance.

以下、図面によつて本考案に係る歯間ブラシの
1実施例について詳細に説明する。
Hereinafter, one embodiment of the interdental brush according to the present invention will be described in detail with reference to the drawings.

第1図は本考案に係る歯間ブラシ1の1実施例
の全体側面図、第2図は第1図中のA部拡大断面
図である。
FIG. 1 is an overall side view of one embodiment of an interdental brush 1 according to the present invention, and FIG. 2 is an enlarged sectional view of section A in FIG. 1.

4は本考案に係る歯間ブラシであつて、第1図
に示す如く硬質プラスチツク製の把持棒2の先端
部分に撚られたワイヤ3aにより毛3bが植毛さ
れて成るブラシ部3の基部が埋め込まれているも
のである点は従来技術と変わりはない。
Reference numeral 4 refers to an interdental brush according to the present invention, in which the base of a brush portion 3 is embedded, as shown in FIG. This is the same as the conventional technology.

本考案の特徴は、把持棒2の先端部分の構成に
ある。
The feature of the present invention lies in the configuration of the tip portion of the gripping rod 2.

すなわち、第2図に示す如く、本考案に係る歯
間ブラシ4は、撚られたワイヤ3aにより毛3b
が植毛されたブラシ部3のワイヤ3aの基部が硬
質プラスチツク製の把持棒2の先細りテーパ状の
先端部分に埋め込まれており、把持棒2の上記先
端部分の外周に先端の太さが1.8〜6.0mmとなるよ
うに厚さLが1〜3mmの軟質ゴム状物質から成る
被覆層5が設けられており、この被覆層5がブラ
シ部3のワイヤ3aの基部に密着しているのであ
る。
That is, as shown in FIG. 2, the interdental brush 4 according to the present invention has bristles 3b formed by twisted wires 3a.
The base of the wire 3a of the brush part 3, which has been implanted with hair, is embedded in the tapered tip of the gripping rod 2 made of hard plastic, and the diameter of the tip is 1.8~ A covering layer 5 made of a soft rubber-like material and having a thickness L of 1 to 3 mm is provided so that the thickness L is 6.0 mm, and this covering layer 5 is in close contact with the base of the wire 3a of the brush portion 3.

この被覆層5の厚さLが1〜3mmの範囲になけ
ればならないのは、1mm未満では歯間に挿入した
際に口腔内を傷付けることが無いように把持棒2
の先端に軟質ゴム状物質から成る被覆層5を設け
たことによるクツシヨン効果を発揮できないと共
にブラシ部3のワイヤ3aの基部に指を添えて歯
列の奥側の歯間の清掃時に曲げる際の曲げ基端と
なる把持棒2の先端位置に大きな力が作用して急
激に曲げられることを防止する効果が期待出来な
いためであり、3mmを超えると把持棒2の先端外
周が非常に軟らかになつて取扱いが難しくなるか
らである。また、把持棒2の上記先端部分の外周
に設けられる被覆層5が先端の太さを1.8〜6.0mm
とするように設けられなければならないのは、ブ
ラシ部3のワイヤ3a1本の直径が通常0.1〜0.4mm
の範囲にあることから把持棒2の先端部分から突
出した部分でその周囲を確実に被覆し且つ口腔内
に挿入し易く且つ鏡などを介して口腔内に挿入す
る位置を観察し易いようにするため把持棒の先端
部分を先細りテーパ状とする効果が失われない範
囲として上記範囲が最適範囲であるからである。
The reason why the thickness L of the covering layer 5 must be in the range of 1 to 3 mm is because if it is less than 1 mm, the gripping rod 2 will not damage the oral cavity when inserted between the teeth.
The cushioning effect due to the coating layer 5 made of a soft rubber-like material provided at the tip of the brush part 3 cannot be achieved, and the wire 3a of the brush part 3 is difficult to bend when the base of the wire 3a is placed on the base and the fingers are placed to clean between the teeth on the back side of the tooth row. This is because it cannot be expected to be effective in preventing sudden bending due to a large force acting on the tip position of the gripping rod 2, which is the base end of the bending. This is because it becomes difficult to handle as it ages. In addition, the coating layer 5 provided on the outer periphery of the tip portion of the gripping rod 2 has a thickness of 1.8 to 6.0 mm.
The diameter of each wire 3a of the brush part 3 is usually 0.1 to 0.4 mm.
Since the gripping rod 2 is in a range of This is because the above range is the optimum range within which the effect of tapering the tip of the gripping rod is not lost.

更に被覆層5がブラシ部3のワイヤ3aの基部
に密着していなければならないのは、もし密着し
ていなければ、ブラシ部3のワイヤ3aの基部が
歯列の奥側の歯間の清掃時に曲げられる際の曲げ
基端となる把持棒2の先端位置に大きな力が作用
して急激に曲げられることを防止する効果が期待
出来ないためである。
Furthermore, the reason why the coating layer 5 must be in close contact with the base of the wire 3a of the brush part 3 is that if it is not in close contact with the base of the wire 3a of the brush part 3, the base of the wire 3a of the brush part 3 will be damaged during cleaning between the teeth on the back side of the dentition. This is because it cannot be expected to be effective in preventing sudden bending due to a large force acting on the tip end position of the gripping rod 2, which is the base end of the bending point.

被覆層5を構成する軟質ゴム状物質としてはシ
リコンゴム、ポリサルフアイドゴム、ウレタンゴ
ム、天然ゴム、クロロプレンゴム(CR)、スチレ
ン−ブタジエンゴム(SBR)、ニトリル−ブダジ
エンゴム(NBR)、イソブチレン−イソプレンゴ
ム(IIR)、アクリルゴム、フツ素ゴム等が用い
られ、その硬さはJIS K 6310によるスプリング
硬さがA10〜60のものが好ましい。
The soft rubber-like substances constituting the coating layer 5 include silicone rubber, polysulfide rubber, urethane rubber, natural rubber, chloroprene rubber (CR), styrene-butadiene rubber (SBR), nitrile-butadiene rubber (NBR), and isobutylene rubber. Isoprene rubber (IIR), acrylic rubber, fluorine rubber, etc. are used, and the spring hardness according to JIS K 6310 is preferably A10 to 60.

また把持棒2は硬質プラスチツク製であり、そ
の硬さは例えばASTM D 785で規定される試
験方法でのロツクウエル硬度M80程度の硬質のも
のが好ましい。このような硬質プラスチツクとし
てはポリアセタール、ポリスチレン、ポリエチレ
ン、ポリプロピレン、ポリアミド、ポリカーボネ
ート、ポリ塩化ビニル、メチルメタクリレート、
セルロースアセテート、フエノール樹脂等が使用
される。
Further, the gripping rod 2 is made of hard plastic, and preferably has a hardness of, for example, Rockwell hardness M80 according to the test method specified by ASTM D 785. Such hard plastics include polyacetal, polystyrene, polyethylene, polypropylene, polyamide, polycarbonate, polyvinyl chloride, methyl methacrylate,
Cellulose acetate, phenolic resin, etc. are used.

把持棒2全体の形状、大きさは適宜に定められ
るが、例えば第1図に示す如き形状であつて全長
33mm、最大外径7mm、先端部分の最小外径3mm、
最大外径部から先端部分の最小外径部に至るテー
パ部分の軸方向の長さが16mmのものが示される。
ブラシ部3としてはワイヤ3a1本の直径が0.1〜
0.4mmのものが用いられてる。
The overall shape and size of the gripping rod 2 may be determined as appropriate, but for example, the shape and size as shown in FIG.
33mm, maximum outer diameter 7mm, minimum outer diameter of tip 3mm,
The length of the tapered portion in the axial direction from the maximum outer diameter portion to the minimum outer diameter portion of the tip portion is 16 mm.
As the brush part 3, the diameter of one wire 3a is 0.1~
A 0.4mm one is used.

以上の如く本考案に係る歯間ブラシ4は構成さ
れている。
The interdental brush 4 according to the present invention is constructed as described above.

〔作用〕[Effect]

本考案に係る歯間ブラシ4のブラシ部3の把持
棒2の先端から突出している基部に横方向から力
を加えれば、ブラシ部3のワイヤ3aの基部が軟
質ゴム状物質から成る被覆層5に密着しているた
め、ブラシ部3の曲げ基端となる把持棒2の先端
部分に位置するワイヤ3aの基部には大きな力が
作用しないためにワイヤ3aが折れにくく、更に
ブラシ部3のワイヤ3aの露出部分には従来の歯
間ブラシの如くそれを囲むプラスチツクが存在し
ている構造ではないのでブラシ部3は比較的弱い
力でその方向を変えることが出来、また被覆層5
は軟質ゴム状物質から成るためこの部分と口腔各
所との衝突時のシヨツクを柔らげて歯間に挿入し
た際に口腔内を傷付けることが無いのである。
If a force is applied from the lateral direction to the base protruding from the tip of the gripping rod 2 of the brush part 3 of the interdental brush 4 according to the present invention, the base of the wire 3a of the brush part 3 will be exposed to the covering layer 5 made of a soft rubber-like material. Since the base of the wire 3a located at the tip of the gripping rod 2, which is the bending base end of the brush part 3, is not applied with a large force, the wire 3a is difficult to break. Unlike conventional interdental brushes, the exposed portion of the brush portion 3a is not surrounded by plastic, so the direction of the brush portion 3 can be changed with a relatively weak force.
Since it is made of a soft rubber-like material, it softens the shock when this part collides with various parts of the oral cavity, and does not cause any damage to the oral cavity when inserted between the teeth.

〔考案の効果〕[Effect of idea]

以上詳述した如き本考案に係る歯間ブラシは、
ブラシ部が曲げられる際の曲げ基端となるワイヤ
の基部に密着し且つ把持棒の先端部分にクツシヨ
ン効果を付与するためにゴム状物質から成る被覆
層を設けたことにより比較的弱い力でブラシ部の
方向を変えることが出来るので、例えば歯列の奥
側に位置する歯間に対しても指先を添えるだけで
容易に曲げて歯間の清掃を行うことが出来、また
ゴム状物質から成る被覆層のクツシヨン効果によ
りブラシ部のワイヤの基部が折れにくく、更に把
持棒の先端部分に相当する位置が口腔各所との衝
突時のクツシヨンを柔らげて歯間に挿入した際に
口腔内を傷付けることが無いのである。
The interdental brush according to the present invention as detailed above is
A coating layer made of a rubber-like material is provided to closely adhere to the base of the wire, which is the bending base when the brush part is bent, and to provide a cushioning effect to the tip of the gripping rod, so that the brush can be bent with relatively weak force. Since the direction of the part can be changed, for example, it is possible to easily bend and clean between the teeth by simply placing your fingertips on the space located at the back of the tooth row, and it is also made of a rubber-like material. Due to the cushioning effect of the coating layer, the base of the wire in the brush part is difficult to break, and the position corresponding to the tip of the gripping rod softens the cushion when it collides with various parts of the oral cavity, which can cause damage to the oral cavity when inserted between the teeth. There is no such thing.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案に係る歯間ブラシの1実施例の
全体側面図、第2図は第1図中のA部拡大断面
図、第3図は従来の歯間ブラシの全体側面図であ
る。 1……従来の歯間ブラシ、2……本考案に係る
歯間ブラシの把持棒、2′……従来の歯間ブラシ
の把持棒、3……ブラシ部、3a……ワイヤ、3
b……毛、4……本考案に係る歯間ブラシ、5…
…被覆層、L……被覆層の厚さ。
Fig. 1 is an overall side view of one embodiment of the interdental brush according to the present invention, Fig. 2 is an enlarged sectional view of section A in Fig. 1, and Fig. 3 is an overall side view of a conventional interdental brush. . DESCRIPTION OF SYMBOLS 1... Conventional interdental brush, 2... Gripping rod of the interdental brush according to the present invention, 2'... Gripping rod of conventional interdental brush, 3... Brush part, 3a... Wire, 3
b...Bristles, 4...Interdental brush according to the present invention, 5...
...Coating layer, L...Thickness of the coating layer.

Claims (1)

【実用新案登録請求の範囲】 1 撚られたワイヤ3aにより毛3bが植毛され
たブラシ部3のワイヤ3aの基部が硬質プラス
チツク製の把持棒2の先細りテーパ状の先端部
分に埋め込まれて成る歯間ブラシにおいて、把
持棒2の上記先端部分の外周に先端の太さが
1.8〜6.0mmとなるように厚さLが1〜3mmの軟
質ゴム状物質から成る被覆層5が設けられてお
り、該被覆層5がブラシ部3のワイヤ3aの基
部に密着していることを特徴とする歯間ブラシ
4。 2 被覆層5を形成する軟質ゴム状物質の硬さが
JIS K 6301によるスプリング硬さA10〜60で
ある請求項1に記載の歯間ブラシ4。
[Claims for Utility Model Registration] 1. Teeth in which the base of the wire 3a of the brush portion 3, in which bristles 3b are implanted using twisted wires 3a, is embedded in the tapered tip of the gripping rod 2 made of hard plastic. In the brush, there is a thickness of the tip on the outer periphery of the above-mentioned tip part of the gripping rod 2.
A coating layer 5 made of a soft rubber-like substance with a thickness L of 1 to 3 mm is provided so that the thickness L is 1.8 to 6.0 mm, and the coating layer 5 is in close contact with the base of the wire 3a of the brush portion 3. An interdental brush 4 characterized by. 2 The hardness of the soft rubber-like material forming the coating layer 5 is
The interdental brush 4 according to claim 1, having a spring hardness of A10 to 60 according to JIS K 6301.
JP3717288U 1988-03-23 1988-03-23 Expired JPH0446577Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3717288U JPH0446577Y2 (en) 1988-03-23 1988-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3717288U JPH0446577Y2 (en) 1988-03-23 1988-03-23

Publications (2)

Publication Number Publication Date
JPH01143935U JPH01143935U (en) 1989-10-03
JPH0446577Y2 true JPH0446577Y2 (en) 1992-11-02

Family

ID=31263751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3717288U Expired JPH0446577Y2 (en) 1988-03-23 1988-03-23

Country Status (1)

Country Link
JP (1) JPH0446577Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4700824B2 (en) * 2001-03-01 2011-06-15 大平工業株式会社 Interdental brush

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007006938A (en) * 2005-06-28 2007-01-18 Lion Corp Toothbrush
JP6456316B2 (en) * 2016-02-18 2019-01-23 エビス株式会社 Interdental brush and manufacturing method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4700824B2 (en) * 2001-03-01 2011-06-15 大平工業株式会社 Interdental brush

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