KR20100056578A - Electric toothbrush having triple revolving cleaning elements - Google Patents

Electric toothbrush having triple revolving cleaning elements Download PDF

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Publication number
KR20100056578A
KR20100056578A KR1020080115440A KR20080115440A KR20100056578A KR 20100056578 A KR20100056578 A KR 20100056578A KR 1020080115440 A KR1020080115440 A KR 1020080115440A KR 20080115440 A KR20080115440 A KR 20080115440A KR 20100056578 A KR20100056578 A KR 20100056578A
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KR
South Korea
Prior art keywords
toothbrush
power
rotary
electric
gear
Prior art date
Application number
KR1020080115440A
Other languages
Korean (ko)
Inventor
이주혁
Original Assignee
이주혁
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 이주혁 filed Critical 이주혁
Priority to KR1020080115440A priority Critical patent/KR20100056578A/en
Publication of KR20100056578A publication Critical patent/KR20100056578A/en

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    • 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
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/0095—Removable or interchangeable brush heads
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/16—Power-driven cleaning or polishing devices
    • A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
    • A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
    • A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
    • A61C17/349—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor with multiple brush bodies
    • 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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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Brushes (AREA)

Abstract

PURPOSE: An electric toothbrush with three rotating bristle members is provided to improve toothbrush efficiency by independently rotating the three rotating bristle members while easily and rapidly replacing the bristle members. CONSTITUTION: An electric toothbrush comprises the following: a main body case(10) with a gear disk(71a) on a power shaft of an electric motor; a toothbrush body member(20) having a gear disk going in gear with an end of the main body case; an upper end toothbrush head part(30) of the toothbrush body member; three rotating bristle members(50) connected to the toothbrush head part; and a driving part used for transferring power to each rotating bristle member. The driving part is independently rotated by different mechanism.

Description

Electric toothbrush having triple revolving cleaning elements

The present invention relates to an electric toothbrush having a rotary toothbrush member independently driven by the rotational power of the electric motor, and more particularly, three rotary toothbrush members moving differently are provided with the toothbrush head to obtain an excellent cleaning effect when brushing teeth. The present invention relates to an electric toothbrush that can easily replace a toothbrush means, which is a consumable part, by allowing the main body case and the toothbrush body member to be separated using gear discs engaged with each other.

Recently, a lot of researches have been conducted to achieve effective cleaning of the teeth and a greater cleaning effect during the same brushing time. As a result, various types of electric toothbrushes have been developed.

In general, the electric toothbrush which can be brushed by rotating the rotary toothbrush member in which the filament bristles are implanted by the rotational power of the electric motor has been variously proposed in various forms.

An example of such a conventional powered toothbrush is the powered toothbrush of US Pat. No. 5,625,916 patented in the United States. The electric toothbrush of US Pat. No. 5,625,916 has a rotary shaft 3 having a handle 1, a head 2, and a longitudinal central axis extending from the handle 1 to the head 2, as shown in FIG. And a rotary toothbrush pivotally mounted to the head 2 and operatively coupled by a remote end of the shaft which is displaced relative to the central axis so that the rotary toothbrush member 4 vibrates with respect to its pivot when the shaft 3 rotates. The member 4 is characterized by the above-mentioned.

The advantages of using the conventional electric toothbrush of such a configuration are as well known, and the specific operation is to move the rotary toothbrush member using a power unit, the movement of the toothbrush itself by the user and the rotation by the power unit. By using the movement of the toothbrush member is configured to remove the plaque of the teeth more effectively than the general toothbrush.

However, the conventional electric toothbrush of US Patent No. 5,625,916 has only one rotating toothbrush member, and thus can not have various washing movement effects, and when there is no power, the toothbrush can not be freely rotated when brushing, and the brushing is not easy to use. There were various problems such as the toothbrush member not being easily replaced.

In addition, the size of the rotating toothbrush member is too large for a perfect cleaning to the inside of the posterior part, and if the size of the rotating toothbrush member is reduced to clean the inside of the posterior part, cleaning of the anterior teeth, side incisors, etc. is not performed smoothly and the cleaning time is long, resulting in poor cleaning efficiency. Had a problem.

In particular, the configuration and design of the head portion of the electric toothbrush has a direct relationship with the cleaning power has been steadily developed in various forms in recent years, but the toothbrush head portion for cleaning the teeth more effectively is very complicated and commercial realization Most of the technologies that are not possible have been identified.

The present invention has been made in order to solve the above problems of the prior art, consisting of a compact structure having three rotary toothbrush member in the head portion of the electric toothbrush and utilizing the power generated in the electric motor during brushing operation to the maximum The three rotary toothbrush members can be smoothly driven independently in the oral cavity to provide effective cleaning power by doubling the movement effect during brushing time, and of course, when brushing even when the electric motor power is not generated. It is an object of the present invention to provide a high-quality electric toothbrush that can be easily brushed by the rotation of the toothbrush member does not rotate freely, and can easily replace the toothbrush means that is a consumable part.

Electric toothbrush according to the present invention for solving the above problems, in the electric toothbrush that can be brushed by the power generated by the electric motor under the control of the operation switch, the toothbrush handle handle and the handle portion to be held by the user when brushing Drive part consisting of a connected toothbrush body member and the front toothbrush head portion of the toothbrush body member, a rotary toothbrush member of which the filament bristles are implanted among the head portions, and a mechanism to enable rotational movement of each of the three rotary toothbrush members, A power transmission means consisting of a gear disk for engaging the power transmission shaft and the electric motor with each other so as to transmit power to the toothbrush head portion, characterized in that it has a main body case with the handle portion and the power transmission means.

According to the electric toothbrush of the present invention as described above, the gear disc is directly connected to the power transmission shaft built in the electric motor and the toothbrush body member to transfer the rotational power of the electric motor to the toothbrush head portion, toothbrush as a consumable part The tool can be easily and quickly replaced to double the convenience of use, and the three rotary toothbrush members of the toothbrush means can be independently rotated to double the efficiency of the toothbrush, and the rotary toothbrush member of smaller size than before Using three, brushing can effectively and cleanly brush deep into the uneven part of the oral cavity without prolonging brushing time, and prevents the power transmission from occurring in the reverse direction, so that each rotary toothbrush when brushing even when no power is generated It prevents the member from rotating freely and facilitates brushing, which doubles the value of use. That there is a great effect.

Hereinafter, with reference to the accompanying drawings an embodiment of the electric toothbrush according to the present invention will be described in detail.

Figure 2 is a perspective view of the electric toothbrush according to the present invention, illustrating an electric toothbrush provided with three rotary toothbrush members smaller in size than the conventional rotary toothbrush member.

As shown in FIG. 2, reference numeral 10 denotes a main body case in which an electric motor for generating power of the electric toothbrush is built, and an operation switch 60 for controlling power generated in the electric motor is provided on the side.

In addition, the main body case 10 has a handle portion 11, the operation switch 60 is located, and the toothbrush body member 20 is provided at the end of the handle portion 11 to be easily replaced by a one-touch method. A toothbrush body member to be attached 15 is formed, and gear disks 71a and 71b are provided at the boundary between the body case 10 and the toothbrush body member 20 so as to engage gears for power transmission.

In addition, inside the toothbrush body member 20 is provided with a power transmission shaft 70 for transmitting power to the rotary toothbrush member of the toothbrush head to be described later to be rotated by the rotary power transmitted from the gear disk (71a). .

That is, the power transmission shaft 70 is coupled to the gear disk 71b corresponding to the gear disk 71a coupled to the shaft of the electric motor in order to transmit the rotational motion of the electric motor.

In addition, the toothbrush head portion 20 is located on the upper end of the toothbrush body member 20, the toothbrush head portion 20 so that each rotary toothbrush member 50 is rotated by the rotational power of the electric motor, Drive parts 41a, 41b, 41c, 41d, 42, 43a, and 43b (see FIGS. 4, 5 to 6) connected to the power transmission shaft 70 and three rotary toothbrushes which rotate by the mechanism of the drive unit. It consists of the member 50.

In the first embodiment of the electric toothbrush according to the present invention, as shown in Figures 4 to 5, the size of the mechanism acting on each of the rotating toothbrush members are different from each other, and each drive unit is preferably configured. The drive unit provided in the one rotary toothbrush member is operated by a first power transmitted through the bevel gear, and the drive unit provided in the other two rotary toothbrush members is different in size from the first power and the worm and the worm gear It is configured to operate by the second power transmitted.

4 to 5, the configuration of the driving unit and its effects according to the first embodiment of the present invention will be described.

First, when the user turns on the operation switch 60 formed in the main body case 10 for brushing, rotational power is generated in the electric motor, and the rotational power of the electric motor is applied to the shaft of the electric motor. The combined gear disk 71a is in a rotational motion, and when the gear disk 71a is in rotation, the power transmission shaft 70 is rotated by the gear disk 71b engaged with the gear disk 71a. You exercise.

In addition, when the power transmission shaft 70 rotates, the bevel gear 41a (first power) and the worm 42 (second power) connected to the power transmission shaft 70 may rotate, and the bevel gear ( The bevel gear 41b and the worm gear 43: 43a and 43b are rotated by the 41a and the worm 42.

That is, as shown in FIGS. 4 and 5, when the power transmission shaft 70 is rotated clockwise, the bevel gear 41b rotates counterclockwise, and the worm gear 43a counterclockwise. Rotation, and the worm gear 43b is rotated in the clockwise direction.

Therefore, the rotary toothbrush member 50 connected to the bevel gear 41b and the worm gear 43a and 43b is rotated so that the user can easily brush by the power.

Thus, as shown in Figures 4 and 5, the drive unit is a different size of power (the first power and the second power, respectively) when the power of a predetermined size is transmitted from the one power unit through the power transmission shaft 70 Power) to rotate each rotary toothbrush member clockwise or counterclockwise.

4 to 5, the electric toothbrush according to the first embodiment of the present invention, the three rotary toothbrush member 50 receives the power from the same power unit and the power transmission shaft 70, but the power By generating a difference in the amount of power transmitted by different gears constituting the mechanism at the time of transmission, as a result, it is possible to control the rotational speed of the two rotary toothbrush members differently from the other rotational speed, for this reason two rotations By varying the rotational speed of the toothbrush member, the plaque attached to the tooth surface composed of dentin and the plaque attached to the gingival skin tissue can be removed at the same time to enhance the cleaning effect.

In addition, since the worm and the worm gear prevent the power transmission from occurring in the opposite direction, the brushing member does not rotate freely when brushing in the non-powered state, thereby facilitating brushing even when no power is generated from the power source.

According to a second embodiment of the electric toothbrush according to the present invention, each driving unit is configured by different directions of mechanisms applied to the respective rotary toothbrush members, and preferably, the driving unit provided in the one rotary toothbrush member. Operated by the power of the first direction using the bevel gear transmitted from the power unit, the drive unit provided in the other two rotary toothbrush member through the combination of the bevel gear and the spur gear one rotary toothbrush member is in the first direction The remaining one rotary toothbrush member in the same direction as is configured to operate by power in a second direction different from the first direction.

Referring to Figure 6 describes the configuration of the drive unit according to the second embodiment of the present invention and its effects as follows.

When the user turns on the operation switch 60 formed in the main body case 10 for brushing, rotational power is generated in the electric motor, and coupled to the shaft of the electric motor by the rotational power of the electric motor. The gear disk 71a is in a rotational motion, and when the gear disk 71a is in rotation, the power transmission shaft 70 is rotated by a gear disk 71b engaged with the gear disk 71a. do.

In addition, when the power transmission shaft 70 is rotated, the bevel gear 41a and the bevel gear 41c connected to the power transmission shaft 70 are rotated, and the bevel gear 41a and the bevel gear 41c are rotated. The bevel gear 41b and the bevel gear 43d are rotated by the spherical gear, and the other two spur gears 44a and 44b are rotated by the spur gear 44 connected to the bevel gear 41d. .

That is, as shown in FIG. 6, when the power transmission shaft 70 is rotated clockwise, the bevel gear 41b and the bevel gear 41d rotate counterclockwise, and the spur gear 44 Rotates counterclockwise, spur gear 44a rotates clockwise, and spur gear 44b rotates counterclockwise.

Therefore, the rotating toothbrush member 50 connected to the bevel gear 41b and the spur gears 44a and 44b is rotated so that the user can easily brush by the power.

Thus, according to FIG. 6, the electric toothbrush according to the second embodiment of the present invention has three rotary toothbrush members 50 receiving the same power from the same power transmission device and performing the same movement, but in different rotation directions. It is configured to rotate so that when you use a toothbrush, interdental plaque removal is improved.

The present invention has been described by way of example of selected powered toothbrushes and variations and modifications thereof may result from the understanding and reading of this specification, and all such modifications and variations so far are included within the scope of the appended claims.

Figure 1 is an internal structure showing the internal structure of the electric toothbrush of US Patent No. 5,625,916 corresponding to the prior art.

Figure 2 is a perspective view showing the appearance of the electric toothbrush according to the present invention.

Figure 3 is a cutaway perspective view schematically showing the internal structure of the main body case and the toothbrush body member of the electric toothbrush applied to the present invention by cutting a portion.

Figure 4 is a side view of each drive unit of the electric toothbrush according to the first embodiment of the present invention.

5 is a front view showing the mechanism of each drive unit of the electric toothbrush according to the first embodiment of the present invention.

Figure 6 is a front view showing the mechanism of each drive unit of the electric toothbrush according to the second embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: main body case 20: toothbrush body member

30: toothbrush head part 41a, 41b, 41c, 41d: bevel gear

42,43a, 43b: Worms and Worm Gears 44,44a, 44b: Spur Gears

50: rotary toothbrush member 60: operation switch

70: power transmission shaft 71a, 71b: gear disc

Claims (7)

A gear disk 71a on the power shaft of the main body case 10 and the electric motor therein; Toothbrush body member 20 having a gear disk (71b) engaged with the gear disk of the end of the main body case 10 is connected, wherein the upper toothbrush head portion 30 of the toothbrush body member 20 is three In the electric toothbrush is active connection with the two rotary toothbrush member (50); A driving unit is further used to transfer power between the toothbrush body member 20 and each of the rotating toothbrush members 50, and the driving unit independently of the respective rotating toothbrush members 50 by different mechanisms. Electric toothbrush, characterized in that for rotating. The method of claim 1, wherein the three rotary toothbrush member, Electric toothbrush, characterized in that provided with a drive unit of different kinds of mechanisms to be applied. The method of claim 1, wherein the three rotary toothbrush member, Powered toothbrush, characterized in that provided with a drive unit having a different size of the mechanism to be applied. The method of claim 3, wherein The drive unit provided in the one rotary toothbrush member is operated by the first power transmitted from the power unit, and the drive unit provided in the other two rotary toothbrush members is transmitted from the power unit to a size different from the first power. Electric toothbrush, characterized in that the operation by the second power. The method of claim 1, wherein the three rotary toothbrush member, Electric toothbrush, characterized in that provided with a drive unit that is different in the direction of the mechanism to be applied. 6. The driving unit of claim 5, wherein the driving unit provided to the one rotary toothbrush member is operated by the power in the first direction transmitted from the power unit, and the driving unit provided to the other two rotating toothbrush members is different from the first direction. Powered by a second direction of power transmitted from the power unit in the direction. The method of claim 1, wherein the three rotary toothbrush member, An electric toothbrush comprising a drive unit actuated by a mechanism including a worm and a worm gear to prevent reverse transmission of power.
KR1020080115440A 2008-11-20 2008-11-20 Electric toothbrush having triple revolving cleaning elements KR20100056578A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020080115440A KR20100056578A (en) 2008-11-20 2008-11-20 Electric toothbrush having triple revolving cleaning elements

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Application Number Priority Date Filing Date Title
KR1020080115440A KR20100056578A (en) 2008-11-20 2008-11-20 Electric toothbrush having triple revolving cleaning elements

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD876096S1 (en) 2019-06-30 2020-02-25 Daj Global Partners Llc Electric toothbrush handle
KR102107172B1 (en) * 2019-10-24 2020-05-07 주식회사 브랜뉴인터내셔널 Electric toothbrush improves the efficiency of brushing teeth
USD888435S1 (en) 2019-06-30 2020-06-30 Daj Global Partners Llc Electric toothbrush handle
USD891115S1 (en) 2019-10-22 2020-07-28 Daj Global Partners Llc Electric toothbrush handle
KR20210003373A (en) 2019-07-02 2021-01-12 김대준 Electric toothbrush
USD984137S1 (en) 2022-03-29 2023-04-25 Daj Global Partners Llc Electronic toothbrush handle

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD876096S1 (en) 2019-06-30 2020-02-25 Daj Global Partners Llc Electric toothbrush handle
USD888435S1 (en) 2019-06-30 2020-06-30 Daj Global Partners Llc Electric toothbrush handle
KR20210003373A (en) 2019-07-02 2021-01-12 김대준 Electric toothbrush
USD891115S1 (en) 2019-10-22 2020-07-28 Daj Global Partners Llc Electric toothbrush handle
KR102107172B1 (en) * 2019-10-24 2020-05-07 주식회사 브랜뉴인터내셔널 Electric toothbrush improves the efficiency of brushing teeth
USD984137S1 (en) 2022-03-29 2023-04-25 Daj Global Partners Llc Electronic toothbrush handle
USD996828S1 (en) 2022-03-29 2023-08-29 Daj Global Partners Llc Electronic toothbrush

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