KR20080089802A - Toothbrush having rotatable head - Google Patents

Abstract

A toothbrush having a rotatable head is provided to make a toothbrush head rotate from upper and lower directions to left and right directions or from left and right directions to upper and lower directions and then be fixed. A toothbrush having a rotatable head includes a toothbrush rod and a toothbrush head. The toothbrush has a first guide recess(140) and a sliding member(200). The toothbrush head has a second guide recess(150). The toothbrush head is rotatably coupled to the toothbrush rod. A guide recess protrusion(210) is formed on the upper part of the sliding member. The first guide recess and the second guide recess are formed in directions that are opposite to each other. The guide recess protrusion is inserted into the first and second guide recesses and does a reciprocating motion.

Description

Toothbrush with rotatable head {TOOTHBRUSH HAVING ROTATABLE HEAD}

1 is a view showing a conventional general toothbrush.

2 is a view showing an operation of rotating the toothbrush bar around the hinge according to the prior art.

Figure 3 is a front view showing the toothbrush bar when the toothbrush head is fixed in the vertical direction according to an embodiment of the present invention.

Figure 4 is a side view showing the toothbrush bar when the toothbrush head is fixed in the vertical direction according to an embodiment of the present invention.

5 is a view showing in more detail the sliding member installed in the interior of the toothbrush bar according to an embodiment of the present invention.

6 is a front view showing the toothbrush bar when the toothbrush head is fixed in the left and right directions according to an embodiment of the present invention.

Figure 7 is a side view showing the toothbrush bar when the toothbrush head is fixed in the left and right directions according to an embodiment of the present invention.

8 is a side view and a front view of a toothbrush head according to an embodiment of the present invention.

9 is a view showing a state in which the toothbrush and the toothbrush head is coupled according to an embodiment of the present invention.

10 is a view showing a toothbrush when the toothbrush head is fixed in the vertical direction according to an embodiment of the present invention.

11 is a view showing a toothbrush when the toothbrush head is fixed in the left and right directions according to an embodiment of the present invention.

12 is a view showing a state in which the toothbrush and the toothbrush head is coupled according to another embodiment of the present invention.

* Explanation of symbols for the main parts of the drawings

100: toothbrush 110: head

120: body 130: rotation groove

140: first guide groove 150: first stopper groove

160: second stopper groove 200: sliding member

210: guide groove projections 230: first stopper groove projections

240: second stopper groove projections 300: toothbrush head

310: brush head 320: rotary protrusion

330: second guide groove

The present invention relates to a toothbrush having a rotatable head, and more particularly, to a toothbrush that can be fixed by rotating the toothbrush head in the vertical direction in the vertical direction or in the vertical direction in the horizontal direction.

1 is a view showing a conventional general toothbrush. As shown in FIG. 1, a conventional general toothbrush has been developed and sold in a form suitable only for left and right movement from the front teeth to the molar direction or from the molar teeth to the front teeth.

However, it is generally known that the brushing method of brushing up and down from the gum side to the tooth end side is effective.

In order to perform such vertical movement with a conventional general toothbrush, the handle of the toothbrush has to be swung back from the side of the gum to the side of the tooth so that the hand movement is awkward and inconvenient to use.

On the other hand, the electric toothbrush which rotates the head part of the toothbrush 360 degree electrically is proposed and widely sold. However, the electric rotary toothbrush has not only a high manufacturing cost but also a circular bristle brush, so the brushing of the vertical movement from the gum side to the tooth end side still has a problem that is difficult to implement.

On the other hand, Korean Patent Laid-Open No. 10-2006-0020065 discloses a toothbrush provided with a hinge. 2 is a view showing an operation of rotating the toothbrush bar around the hinge according to the prior art. Toothbrush according to the prior art is free to rotate the 360 degrees around the hinge of the toothbrush head, thereby reducing the amount of movement of the hand when brushing, it is effective to widen the toothbrush mass.

However, the toothbrush as described above was very inconvenient for a user unfamiliar with such a toothbrush because the toothbrush head was free to rotate without being fixed relative to the toothbrush rod. In addition, since the toothbrush head rotates 360 degrees, brushing in the left and right directions and brushing in the up and down directions are both inconvenient and not widely used.

The present invention is to solve the above problems, an object of the present invention is to provide a toothbrush that can be fixed by rotating the toothbrush head in the vertical direction in the vertical direction or in the horizontal direction in the vertical direction.

In addition, an object of the present invention is to provide a toothbrush which can be brushed effectively from the gum side to the tooth end side by using the toothbrush head fixed in the left and right directions.

As a technical means for achieving the above object, an embodiment of the present invention includes a toothbrush head having a first guide groove and a sliding member and a toothbrush head having a second guide groove, wherein the toothbrush head is connected to the toothbrush rod. Rotatably coupled, a guide groove protrusion is formed on an upper portion of the sliding member, and the first guide groove and the second guide groove are formed in different directions so that the guide groove protrusion is formed in the first guide groove. And it is inserted into the second guide groove and the reciprocating movement, the toothbrush head provides a rotary toothbrush that rotates in the vertical direction in the vertical direction or in the vertical direction in the horizontal direction.

The toothbrush rod may further include a first stopper groove and a second stopper groove, and the sliding member may further include a first stopper protrusion and a second stopper protrusion.

The toothbrush head may rotate by detaching the first stopper protrusion protrudingly inserted into the second stopper groove and protrudingly inserting into the first stopper groove.

The user can press and move the second stopper protrusion, so that the first stopper protrusion protrudingly inserted into the second stopper groove can be detachably inserted into the first stopper groove.

The toothbrush bar preferably further includes an elastic member under the sliding member, and the elastic member moves the sliding member by the elastic force.

The first guide groove is formed in the toothbrush bar in the vertical direction, the second guide groove is preferably formed in a curved shape in the upper left or upper right direction from the center lower portion of the toothbrush head.

In addition, the toothbrush head preferably further includes a support portion in contact with the upper surface of the toothbrush post.

Another embodiment of the present invention includes a toothbrush rod having a rotary groove, a first guide groove and a sliding member, and a toothbrush head having a rotary protrusion and a second guide groove, wherein the rotary protrusion is rotatably coupled to the rotary groove. And a guide groove protrusion is formed on the sliding member, and the first guide groove and the second guide groove are formed in different directions, so that the guide groove protrusion is the first guide groove and the first guide groove. The toothbrush head provides a rotating toothbrush that rotates in the lateral direction in the vertical direction or in the vertical direction in the lateral direction as it is inserted into the guide groove and reciprocates.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is said to be "connected" to another part, it includes not only "directly connected" but also "indirectly connected" with other components in between. do. In addition, when a part is said to "include" a certain component, which means that it may further include other components, except to exclude other components unless otherwise stated.

3 is a front view showing the toothbrush pole 100 when the toothbrush head (not shown) is fixed in the vertical direction according to an embodiment of the present invention, Figure 4 is a toothbrush head (not shown) according to an embodiment of the present invention It is a side view which shows the toothbrush pole 100 when the case) is fixed to an up-down direction.

3 and 4, the toothbrush bar 100 according to an embodiment of the present invention includes a head part 110, a body part 120, and a sliding member 200. In addition, the head portion 110 includes a rotation groove 130 and the first guide groove 140, the body portion 120 includes a first stopper groove 150 and a second stopper groove 160.

5 is a view illustrating in more detail the sliding member 200 installed in the toothbrush pole 100 according to an embodiment of the present invention. As shown in FIG. 5, the sliding member 200 includes a guide groove protrusion 210, a fitting portion 220, a first stopper groove protrusion 230, a second stopper groove protrusion 240, and a support part 250. Include.

3 again, the head portion 110 of the toothbrush rod 100 is a portion to which the toothbrush head (not shown) is coupled, and the body portion 120 is a portion that the user holds by hand for brushing.

Rotating groove 130 of the head portion 110 is provided to allow the toothbrush head (not shown) to be rotatably coupled, the first guide groove 140 is a guide groove protrusion 210 of the sliding member 200 It is provided to allow insertion and reciprocation.

The first stopper groove 150 of the body part 120 is formed so that the first stopper groove protrusion 230 of the sliding member 200 may be inserted into and protruded. In addition, the second stopper groove 160 of the body part 120 may be inserted into the protruding state by simultaneously inserting the first stopper groove protrusion 230 and the second stopper groove protrusion 240 of the sliding member 200. It is formed longer than the first stopper groove 150.

When the toothbrush head (not shown) is fixed in the up and down direction, the guide groove protrusion 210 of the sliding member 200 is fitted in the state protruding to the lower end of the first guide groove 140 of the head portion 110. The first stopper groove protrusion 230 of the sliding member 200 is at the upper end of the second stopper groove 160 of the body part 120, and the second stopper groove protrusion 240 is the second part of the body part 120. The lower end portions of the stopper grooves 160 are fitted in the protruding states.

6 is a front view showing a toothbrush 100 when the toothbrush head (not shown) is fixed in the left and right directions according to an embodiment of the present invention, Figure 7 is a toothbrush head (not shown) according to an embodiment of the present invention It is a side view which shows the toothbrush pole 100 when the case) is fixed to a left-right direction.

When the toothbrush head is fixed in the left and right direction, the guide groove protrusion 210 of the sliding member 200 is fitted in the state protruding to the upper end of the first guide groove 140 of the head portion 110, and the sliding member ( The first stopper groove protrusion 230 of the 200 has a second stopper groove protrusion 240 of the sliding member 200 in the first stopper groove 150 of the body 120, and the second stopper of the body portion 120 has a second stopper. The upper ends of the grooves 160 are fitted in the protruding states.

8 is a side view and a front view of a toothbrush head 300 according to an embodiment of the present invention.

Referring to FIG. 8, the toothbrush head 300 includes a bristles 310, a rotation protrusion 320, and a second guide groove 330.

The bristle 310 is in contact with the user's teeth and gums, to remove plaque (plaque). Brush bristle (310) because it must be able to remove plaque without damaging the gums or teeth. It is desirable to have moderate elasticity. Brush bristle (310) is too soft to get rid of plaque well brushing effect is reduced. Conversely, too much sprain can cause wear on the teeth.

The rotation protrusion 320 is formed to be rotatably coupled to the rotation groove 130 of the head portion 110 of the toothbrush pole 100. In addition, the second guide groove 330 is formed to allow the guide groove protrusion 210 of the sliding member 200 to be reciprocated.

Here, the second guide groove 330 of the toothbrush head 300 is preferably formed in a different direction from the first guide groove 140 of the toothbrush stem 100. For example, the first guide groove 140 is formed in the head portion 110 of the toothbrush pole 100 in the vertical direction, the second guide groove is in the upper left or right upper direction from the center lower portion of the toothbrush head 300. It is preferable to be formed in a curved form. The reason why the second guide groove 330 of the toothbrush head 300 is formed in a different direction from the first guide groove 140 of the toothbrush stem 100 will be described later.

9 is a view showing a state in which the toothbrush pole 100 and the toothbrush head 300 is coupled according to an embodiment of the present invention. The rotary protrusion 320 of the toothbrush head 300 is inserted into the rotary groove 130 of the toothbrush pole 100 is rotatably coupled. In the present specification, the toothbrush head 300 and the toothbrush pole 100 are rotatably coupled using the rotary protrusion 320 and the rotary groove 130, but this is only an example and is not necessarily limited thereto.

Openings may be formed in the toothbrush bar 100 and the toothbrush head 300, respectively, and the toothbrush bar 100 and the toothbrush head 300 may be rotatably coupled by inserting a cylindrical pin into the opening. In addition, as long as the toothbrush head 300 and the toothbrush pole 100 can be rotatably coupled, any method known in the art may be used.

The guide groove protrusion 210 of the sliding member 200 is inserted into a shape that protrudes from both the first guide groove 140 of the toothbrush stand 100 and the second guide groove 330 of the toothbrush head 300. The guide groove protrusion 210 inserted as described above is reciprocated along the advancing direction of the first guide groove 140 of the toothbrush pole 100 and the second guide groove 330 of the toothbrush head 300. The toothbrush head 300 is rotated by.

10 is a view showing a toothbrush when the toothbrush head 300 is fixed in the vertical direction according to an embodiment of the present invention, Figure 11 is a toothbrush head 300 in the left and right directions according to an embodiment of the present invention It is a figure which shows the toothbrush when fixed.

As shown in FIG. 10, the guide groove protrusion 210 positioned at the lower end of the first guide groove 140 in the state where the toothbrush head 300 is fixed in the up and down direction is shown in FIG. When moved to the upper end of the 140, the toothbrush head 300 is fixed by rotating in the left and right directions as the traveling direction of the first guide groove 140 and the second guide groove 330 is different.

On the contrary, as shown in FIG. 11, the guide groove protrusion 210 located at the upper end of the first guide groove 140 in the state in which the toothbrush head 300 is fixed in the left and right directions, as shown in FIG. When moving to the lower end of the guide groove 140, as the traveling direction of the first guide groove 140 and the second guide groove 330 is different, the toothbrush head 300 is fixed to rotate in the vertical direction.

Hereinafter, an example of a method of rotating the toothbrush head 300 coupled to the toothbrush bar 100 in the vertical direction or the left and right directions will be described in more detail.

4 again, when the toothbrush head 300 is fixed in the up and down direction, the user presses the second stopper protrusion 240 to move upward to protrude and insert the upper end of the second stopper groove 160. The first stopper protrusion 230 protrudes into the first stopper groove 150. By this operation, the toothbrush head 300 is switched from the up and down direction to the left and right directions. As shown in FIG. 7, the toothbrush bar 100 having the toothbrush head 300 switched in the left and right directions is illustrated in FIG. 7.

In order to rotate the toothbrush head 300 in the up and down direction again, by pressing the second stopper protrusion 240 to move downward, the first stopper protrusion 230 protrudingly inserted into the first stopper groove 150 is moved. It protrudes and inserts into the upper end of the 2nd stopper groove 160. By this operation, the toothbrush head 300 is switched from the left and right direction to the up and down direction.

In order to make the operation as described above more convenient, it is preferable that an elastic member 260 such as a spring is installed at the lower end of the support part 250 of the sliding member 200. When the elastic member 260 is installed as shown in FIG. 4, the user simply pushes the second stopper protrusion 240 to automatically move the sliding member upward by the elastic force of the elastic member 260. In addition, when the toothbrush head 300 is to be returned from the left and right directions to the up and down direction again, the toothbrush head 300 may be moved downward by pulling down the second stopper protrusion 240.

12 is a view showing a state in which the toothbrush pole 100 and the toothbrush head 300 is coupled according to another embodiment of the present invention. Compared with FIG. 9, it can be seen that the support part 350 is formed in the toothbrush head 300 in contact with the upper surface of the toothbrush bar. As shown in FIG. 9, when the support 350 is not formed on the upper portion of the toothbrush head 300, there is a risk that the toothbrush 100 is broken when a strong force or an impact is applied to the toothbrush. . However, as shown in Figure 12, when the support 350 is formed on the upper portion of the toothbrush head 300, even if a strong force or impact is applied to the toothbrush, the toothbrush 100 is not broken have.

The foregoing description of the invention is intended to be illustrative, and those skilled in the art will understand that variations may be readily made in construction and implementation. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

Although the embodiments of the present invention have been described in detail above, the scope of the present invention may be limited only by the appended claims and not by the detailed description.

According to the configuration of the present invention described above, the toothbrush head of the toothbrush can be fixed by rotating in the vertical direction in the vertical direction or in the vertical direction in the horizontal direction.

In addition, by using a toothbrush head fixed in the left and right direction has an effect that can be brushed in the vertical direction starting from the user's gum side to the tooth end side.

In addition, there is an effect that it is possible to provide a toothbrush of a cheap and simple structure that can be switched from the up and down direction to the left and right direction.

Claims (9)

Toothbrush with first guide groove and sliding member and Toothbrush head having a second guide groove, The toothbrush head is rotatably coupled to the toothbrush stem, A guide groove protrusion is formed on an upper portion of the sliding member, The first guide groove and the second guide groove are formed in different directions, and as the guide groove protrusion is inserted into the first guide groove and the second guide groove and reciprocates, the toothbrush head is moved upward and downward. Rotating toothbrush to rotate from side to side or from side to side up and down. The method of claim 1, The toothbrush bar further comprises a first stopper groove and a second stopper groove. The method of claim 2, The sliding member further comprises a first stopper projection and a second stopper projection. The method of claim 3, wherein The toothbrush head is rotated by rotating the toothbrush head by detaching the first stopper projection protrudingly inserted into the second stopper groove and protrudingly inserting into the first stopper groove. The method of claim 4, wherein And the first stopper protrusion protrudingly inserted into the second stopper groove is detached and protrudes into the first stopper groove by moving by pressing the second stopper protrusion. The method of claim 5, wherein The toothbrush bar further includes an elastic member under the sliding member, The elastic member is a rotating toothbrush to move the sliding member by the elastic force. The method of claim 1, The first guide groove is formed in the toothbrush bar in the vertical direction, the second guide groove is a rotary toothbrush is formed in a curved shape in the upper left or upper right direction from the lower center of the toothbrush head. The method of claim 1, The toothbrush head further comprises a support in contact with the top surface of the toothbrush. Toothbrush having a rotating groove, the first guide groove and the sliding member and Toothbrush head having a rotary protrusion and a second guide groove, The rotating protrusion is rotatably coupled to the rotating groove, A guide groove protrusion is formed on an upper portion of the sliding member, The first guide groove and the second guide groove are formed in different directions, and as the guide groove protrusion is inserted into the first guide groove and the second guide groove and reciprocates, the toothbrush head is moved upward and downward. Rotating toothbrush to rotate from side to side or from side to side up and down.

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