KR20160118618A - Toothbrush with rotatable head - Google Patents

Toothbrush with rotatable head Download PDF

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Publication number
KR20160118618A
KR20160118618A KR1020150047000A KR20150047000A KR20160118618A KR 20160118618 A KR20160118618 A KR 20160118618A KR 1020150047000 A KR1020150047000 A KR 1020150047000A KR 20150047000 A KR20150047000 A KR 20150047000A KR 20160118618 A KR20160118618 A KR 20160118618A
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KR
South Korea
Prior art keywords
rotary head
bag
toothbrush
rotary
head
Prior art date
Application number
KR1020150047000A
Other languages
Korean (ko)
Inventor
박순서
Original Assignee
박순서
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 by 박순서 filed Critical 박순서
Priority to KR1020150047000A priority Critical patent/KR20160118618A/en
Publication of KR20160118618A publication Critical patent/KR20160118618A/en

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Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B7/00—Bristle carriers arranged in the brush body
    • A46B7/06—Bristle carriers arranged in the brush body movably during use, i.e. the normal brushing action causing movement
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B11/00—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water
    • A46B11/001—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water with integral reservoirs
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B13/00—Brushes with driven brush bodies or carriers
    • A46B13/02—Brushes with driven brush bodies or carriers power-driven carriers
    • A46B13/04—Brushes with driven brush bodies or carriers power-driven carriers with reservoir or other means for supplying substances
    • A46B13/06—Brushes with driven brush bodies or carriers power-driven carriers with reservoir or other means for supplying substances with brush driven by the supplied medium
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B13/00—Brushes with driven brush bodies or carriers
    • A46B13/08—Brushes with driven brush bodies or carriers hand-driven
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B2200/00—Brushes characterized by their functions, uses or applications
    • A46B2200/10—For human or animal care
    • A46B2200/1066—Toothbrush for cleaning the teeth or dentures

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  • Brushes (AREA)

Abstract

The rotary head provided with the bristles can be rotated without using a motor, the configuration is not complicated, a large number of parts are not needed, and there is little possibility of breakdown because the electric parts are not inserted, A toothbrush is disclosed that is capable of having a function of spraying a toothbrush. The toothbrush includes a rotary head having a bristle on one surface thereof, a bag having a rotary support portion for supporting the rotary head so as to be rotatable about the rotary shaft in a fixed position, and a brush provided at a position facing the rotary support portion and the rotary head, The other surface of the rotary head at a spaced position is pressed so that a difference in frictional force acting on the left and right of the rotary head is generated based on the moving direction of the rotary shaft when the bristles are moved in contact with teeth, And a rotary head biasing pressurizing member for allowing the rotary head biasing pressurizing member to be rotated.

Description

Toothbrush with rotatable head [0002]

The present invention relates to an improvement of a toothbrush, and more particularly to an improvement of a toothbrush having a rotating head.

BACKGROUND ART [0002] It is well known that electric toothbrushes are provided with a battery and a motor in a bag, and a head provided with bristles is rotated by the motor to wipe teeth.

The prior art related thereto is disclosed in, for example, Registration No. 10-2006-0003497 entitled " Toothbrush head for electric toothbrush, inventor: King Dae Sung et al.

A conventional toothbrush having a rotating head has many parts such as a motor for rotating the rotating head, a power source for supplying electricity to the motor, a power transmitting means such as a gear for transmitting the power of the motor to the rotating head, It is disadvantageous in that electric parts such as motors are prone to failure because of its complicated installation structure and high manufacturing cost as well as being used in an environment where humidity is high and frequent contact with water.

It is an object of the present invention to provide a toothbrush having a rotating head capable of rotating a head provided with bristles without using a power source.

Another object of the present invention is to provide a toothbrush having a rotating head which is less complicated in structure than the conventional one, has a low manufacturing cost, is easy to assemble, and has a low failure rate.

It is still another object of the present invention to provide a toothbrush capable of removing foreign substances in the teeth by spraying a water stream between the teeth.

A toothbrush according to the present invention includes: a rotary head having a bristle on one side; A handle having a rotation support portion for supporting the rotary head in a rotatable manner about a rotation axis; And a rotating face provided at a position opposite to the rotation supporting portion and the rotating head, wherein the rotating face of the rotating head is pressed at a position spaced apart from the rotating shaft, whereby the moving direction of the rotating shaft when the brush head is moved in contact with the teeth And a rotary head biasing pressurizing portion for generating a difference in frictional force acting on the left and right sides of the rotary head to allow the rotary head to rotate.

The rotary head biasing pressurizing member is preferably a ball provided so as to be rotatable in place on the rotary head. Sometimes a roller can be installed instead of a ball.

The rotary head biasing pressurizing member may include a roller or a ball which is rotatably mounted on the pivotal support portion and whose outer circumferential surface contacts the other surface of the rotary head to press the rotary head.

The bag may be provided with a water jetting mechanism for spraying a water stream between the teeth.

Wherein the bag comprises an upper bag on which the rotary head is installed and a lower bag which is detachable from the upper bag and in which a space is formed,

The water injection mechanism may include a tube installed in the space and capable of filling with water and having an elastic body, a nozzle installed at one side of the bag, and a tube connected to the nozzle and extending into the tube to provide a path for water and air ≪ / RTI >

The lower sack may be partially open to allow a user to press the tube or provide an elastic arm that allows the tube to be pushed over a large area.

Wherein the bag comprises an upper bag on which the rotary head is installed and a lower bag which is detachable from the upper bag and in which a space is formed,

And the lower sack may constitute the water injection mechanism.

The water injector may be of various types known in the art.

According to the present invention, it is possible to provide a toothbrush capable of rotating a rotary head provided with bristles without using a motor.

According to the present invention, the rotating head provided with the bristles can be rotated, and the configuration is not complicated and a large number of parts are not required.

According to the present invention, there is little possibility of breakdown because the electric parts are not inserted, and the service life is also long.

According to the present invention, it is possible to further have a function of spraying water into the teeth after tooth brushing.

1 is an exploded perspective view of a toothbrush having a rotating head according to the present invention,
Figure 2 is a cross-sectional view of the toothbrush of Figure 1,
Fig. 3 is an exploded perspective view showing a modification of the toothbrush of Fig. 1,
Figure 4 is a cross-sectional view of the toothbrush of Figure 3,
5 is a perspective view showing another modified example of the toothbrush according to the present invention,
Fig. 6 is a sectional view for explaining a state in which a water injection mechanism is installed in a bag of the toothbrush of Fig. 5;
Figs. 7 to 9 are views each showing another modification of the biasing pressurizing sphere.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an exploded perspective view of a toothbrush having a rotating head according to the present invention, and FIG. 2 is a sectional view of the toothbrush of FIG. 1.

1 and 2, a toothbrush 100 according to the present invention is equipped with a rotary head 110 having a bristle 112 on one side thereof. A rotating shaft 114 is provided at the center of the other surface of the rotating head 110 so as to protrude therefrom. A concave groove 115 is formed along the outer peripheral surface of the rotary shaft 114.

The toothbrush 100 according to the present invention is equipped with a rotation support portion 130 that rotatably supports the rotary head 110 around the rotary shaft 114 in a rotatable manner. The pivotal support 130 preferably has a groove 141 at one end of the bag 140 and is detachably attached to the groove 141. The pivot support part 130 preferably has a disk shape and has a through hole 132 through which the rotation shaft 114 can pass.

A release preventing ring 117 is coupled to the concave groove 115 of the rotary shaft 114 which has passed through the through hole 132. The through hole 132 may further include a bearing or the like coupled to the rotation shaft 114 for smooth rotation of the rotation shaft 114. A support groove 143 may be further formed at the bottom of the groove 141 to support the protrusion 134 of the rotation support 130 so as not to be shaken.

A toothbrush (100) according to the present invention is equipped with a rotary head biasing pusher (120) installed in a rotary head (110). The rotary head biasing pusher 120 is a part of a feature of the present invention and is installed on the rotary head 110 at a position spaced apart from the rotary shaft 114 so that the rotary head 110 is biased to be biased, A difference in frictional force acting on the right and left of the rotary head 110 is generated on the basis of the moving direction of the rotary shaft 114 when the rotary head 110 is in contact with the teeth, It is a role to play.

It is most preferable that the rotary head deflecting pusher 120 according to the present invention is constituted by a ball 121 which is rotatably mounted on the rotary head 110 and whose outer circumferential surface is in contact with the facing surface of the rotary support 130 Do. At this time, the ball 121 may be formed by forming a groove in which the ball 121 is received on the other surface of the pick-up head 110 and can be rotated in place.

1 and 2, the rotation shaft 114 is inserted into the through hole 132 of the pivotal support portion 130. In this case, Since the rotation supporting portion 130 is coupled to the end of the bag 140 in a state where the separation preventing ring 117 is engaged with the recessed groove 115, the assembly is also very simple and does not cause any trouble. Conventional known considerations such as the installation of bearings for smooth rotation of the rotary head 110 can be further made.

When the bristles 112 are moved back and forth in a state where the bristles 112 are assembled as described above, the side on which the deflection pusher 120 is installed is rubbed against the brush head 112 with a greater force than the opposite side, 114).

That is, the toothbrush 100 according to the present invention can rotate the rotary head 110 provided with the bristles 112 without a motor.

Fig. 3 is an exploded perspective view showing a modified example of the toothbrush of Fig. 1, and Fig. 4 is a sectional view of the toothbrush of Fig.

3 and 4, the toothbrush 100 according to the present invention is equipped with a rotary head 110 having a bristle 112 on one side thereof. A rotating shaft 114 is provided at the center of the other surface of the rotating head 110 so as to protrude therefrom. A concave groove 115 is formed along the outer peripheral surface of the rotary shaft 114. On the other surface of the rotary head 110, an annular contact portion 116 is formed annularly around the rotary shaft 114. The annular contact portion 116 is intended to allow smooth contact with the rotary head biasing pressurizing member 120, which will be described later.

The toothbrush 100 according to the present invention is equipped with a rotation support portion 130 that rotatably supports the rotary head 110 around the rotary shaft 114 in a rotatable manner. The pivotal support 130 preferably has a groove 141 at one end of the bag 140 and is detachably attached to the groove 141. The pivot support part 130 preferably has a disk shape and has a through hole 132 through which the rotation shaft 114 can pass.

A release preventing ring 117 is coupled to the concave groove 115 of the rotary shaft 114 which has passed through the through hole 132. The through hole 132 may further include a bearing or the like coupled to the rotation shaft 114 for smooth rotation of the rotation shaft 114. A support groove 143 may be further formed at the bottom of the groove 141 to support the protrusion 134 of the rotation support 130 so as not to be shaken.

The toothbrush (100) according to the present invention is equipped with a rotary head biasing pusher (120) installed in a pivotal support part (130). The rotary head biasing pusher 120 constitutes a feature of the present invention. The pressing head 120 presses the other surface of the rotary head 110 at a position spaced apart from the rotary shaft 114 to thereby allow the bristles 112 to contact the teeth A difference in frictional force acting on the right and left of the rotating head 110 is generated based on the moving direction of the rotating shaft 114 to move the rotating head 110 without a power source.

The rotary head deflecting pusher 120 according to the present invention may be constituted by a roller 122 which is rotatably supported on the rotary support 130 and whose outer circumferential surface contacts the other surface of the rotary head 110 to press the rotary head. At this time, the roller 122 is installed to be rotatable about a central axis 123 perpendicular to the rotation axis 114. Needless to say, the center axis 123 is not necessarily perpendicular to the rotation axis 114, but may be slightly inclined.

1 and 2, the rotation shaft 114 is inserted into the through hole 132 of the pivotal support portion 130. In this case, Since the rotation supporting portion 130 is coupled to the end of the bag 140 in a state where the separation preventing ring 117 is engaged with the recessed groove 115, the assembly is also very simple and does not cause any trouble. Conventional known considerations such as the installation of bearings for smooth rotation of the rotary head 110 can be further made.

When the bristles 112 are moved back and forth in a state where the bristles 112 are assembled as described above, the side on which the deflection pusher 120 is installed is rubbed against the brush head 112 with a greater force than the opposite side, 114).

That is, the toothbrush 100 according to the present invention can rotate the rotary head 110 provided with the bristles 112 without a motor.

FIG. 5 is a perspective view showing another modified example of the toothbrush according to the present invention, and FIG. 6 is a sectional view for explaining a state in which a water injection mechanism is installed in a bag of the toothbrush of FIG.

Referring to FIG. 5A and FIG. 6B, a water jetting mechanism 150 is provided in the bag 140 of the toothbrush 100 according to the present invention to enable a water stream to be interdigitated.

Preferably, the bag 140 in which the water injection mechanism 150 is installed may be detachably attached to the upper bag 140a on which the rotary head 110 is installed and the upper bag 140a, And a bag 140b. The lower sack 140b and the upper sack 140a are detachably coupled through a spiral 146 formed at the corresponding position. Other binding means may be used instead of helical. An opening 147 is formed in the upper end of the lower sack 140b and an upper sack 140a coupled to the lower sack 140b blocks the opening 147 to serve as a lid. The lower arm 140b is provided with an elastic arm 148 which is deformed into the space 145 by applying a force to one side of the lower arm 140b and can return to the original position by elasticity when the force is removed. The resilient arm 148 serves to press the tube 152 over a large area. In some cases, without the resilient arms 148, a portion may open to the outside and directly spray the water through the tube 152.

The water injection mechanism 150 is equipped with an elastic tube 152 which is installed in the space 145 and can be filled with water. The tube 152 has an inlet 153 for water injection at its upper end and an outer circumferential surface near the inlet 153 is integrally joined to the inner surface of the lower sack 140b.

The water injection mechanism 150 has a nozzle 155 installed on one side of the bag 140. In this embodiment, the nozzle 155 is installed near the lower end of the lower bag 140b. The nozzle 155 is connected to a tube 157 extending to the inside of the tube 152. The tube 157 provides a discharge passage of water when spraying water in a truncated form and provides a passage through which the tube 152 can enter the interior of the tube 152 when the tube 152 expands.

The water injection mechanism 150 may be formed in various forms other than the form described in this embodiment and may be installed in the lower sack 140b and detachably installed in the upper sack 140a.

The remainder is the same as described with reference to FIGS. 1 and 2.

Figs. 7 to 9 are views each showing a modification of the biasing pressurizing member.

5, the roller 122 constituting the biasing pressurizing member 120 may be installed on the pivotal support portion 130 so that the pivotal axis 123 thereof is disposed in the longitudinal direction of the bag 140 have.

Furthermore, the balls 121 may be disposed at intervals of about 90 degrees as shown in FIG. 8 to configure the toothbrush of the present invention.

In some cases, two or more balls 121 may be provided at intervals as shown in Fig. When two or more balls 121 are installed, the balls 121 should be installed asymmetrically with respect to a horizontal line passing through the center of the rotating shaft 114 at least. At this time, it is preferable to form the annular contact portion 116 on the rotary head 110. The annular contact portion 116 may be formed as a concave groove.

The rest is the same as described above.

The present invention is likely to be used to make a toothbrush, and in particular, a head on which the bristles are mounted can be used to make a rotatable toothbrush. In addition, the present invention can be used to create toothbrushes that have more of a function of spraying water into the teeth.

100: toothbrush 110: rotating head
112: bristles 114:
116: annular contact portion 117:
120: rotating head deflection pressure applying member 121: ball
122: roller 130:
132: through hole 140: sack
140a: upper bag 140b: lower bag
141: groove 148: elastic arm
150: water injection mechanism 152: tube
155: nozzle 157: tube

Claims (6)

A rotary head having a bristles on one surface thereof;
A handle having a rotation support portion for supporting the rotary head in a rotatable manner about a rotation axis; And
And the other surface of the rotary head is pressed at a position spaced apart from the rotary shaft so that the moving direction of the rotary shaft when the bristles are moved in contact with the teeth is set as a reference And a rotary head biasing pressurizing portion for generating a difference in frictional force acting on the left and right sides of the rotary head to allow the rotary head to rotate. The toothbrush of claim 1, wherein the rotary head biasing pusher comprises a rotatably mounted ball or roller on the rotary head. The toothbrush according to claim 1, wherein the rotary head biasing pressurizing portion comprises a roller or a ball which is rotatably mounted on the rotation supporting portion and whose outer circumferential surface contacts the other surface of the rotary head to press the rotary head. 4. The toothbrush according to any one of claims 1 to 3, wherein the bag is provided with a water injection mechanism for spraying a water stream along the teeth. [5] The apparatus according to claim 4, wherein the bag comprises an upper bag on which the rotary head is installed and a lower bag removable from the upper bag and having a space therein,
The water injection mechanism may include a tube installed in the space and capable of filling with water and having an elastic body, a nozzle installed at one side of the bag, and a tube connected to the nozzle and extending into the tube to provide a path for water and air ≪ / RTI >
Wherein the lower sack provides an elastic arm that is partially open to allow a user to press the tube or allows the tube to be pressed in a large area. [5] The bag according to claim 4, wherein the bag comprises an upper bag on which the rotary head is installed and a lower bag which is detachable from the upper bag and in which a space is formed,
And the lower sack constitutes the water injection mechanism.
KR1020150047000A 2015-04-02 2015-04-02 Toothbrush with rotatable head KR20160118618A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150047000A KR20160118618A (en) 2015-04-02 2015-04-02 Toothbrush with rotatable head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150047000A KR20160118618A (en) 2015-04-02 2015-04-02 Toothbrush with rotatable head

Publications (1)

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KR20160118618A true KR20160118618A (en) 2016-10-12

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KR1020150047000A KR20160118618A (en) 2015-04-02 2015-04-02 Toothbrush with rotatable head

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102249444B1 (en) * 2019-11-21 2021-05-06 도재관 Toothbrush with Replaceable Brush Head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102249444B1 (en) * 2019-11-21 2021-05-06 도재관 Toothbrush with Replaceable Brush Head

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