KR20210064968A - Fine Texture Providing Device - Google Patents

Abstract

According to one embodiment of the present invention, provided is a fine texture providing device, which includes: at least one contact portion formed by forming a pair of a first protrusion and a second protrusion formed to protrude from a support portion; at least one first electrode part formed inside the first protrusion; and at least one second electrode part formed inside the second protrusion, wherein the first protrusion and the second protrusion are adjacent to or cross each other by an electrostatic attraction generated by a current applied to the first electrode portion and the second electrode portion. Accordingly, a user may be provided with more immersive virtual reality within a virtual environment implemented by a virtual reality application.

Description

Fine Texture Providing Device

The present invention relates to an apparatus for providing a fine texture, and more particularly, to an apparatus for providing a fine texture so that a virtual reality application can be used more immersively.

Virtual reality technology is a technology that allows users to interact in real time in a virtual space created by a computer system. In this virtual space, the user feels immersion through the five senses of the human body and provides a sense of presence as if they were actually in the space. It can be called technology. There are various types of virtual reality content, such as Cave automatic virtual environment (CAVE) type, desktop type, and third person virtual reality.

Meanwhile, Korean Patent No. 10-1626375 discloses a virtual reality or augmented reality object sensing device and method using magnetorheological fluids.

However, the method has a problem in that it is difficult to feel various changes in the tactile sense according to the change in the magnetic field applied to the magnetorheological fluid.

Accordingly, there is a need for a tool that enables virtual reality applications to be used more immersively compared to the prior art.

Registered Patent Publication No. 10-1626375

An object of the present invention is to provide an apparatus for providing a fine texture that enables a virtual reality application to be used more immersively in a virtual reality environment.

An apparatus for providing a fine texture according to an embodiment of the present invention includes at least one contact portion formed by a pair of first and second protrusions protruding from a support portion, and at least one first protrusion formed inside the first protrusion. an electrode part and at least one second electrode part formed inside the second protrusion, wherein the first protrusion and the second protrusion are generated by a current applied to the first electrode part and the second electrode part It is characterized by being adjacent or crossing by electrostatic attraction.

Preferably, a plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode The polarity of the part and the second electrode part is different from each other.

Preferably, the first electrode part and the second electrode part sequentially draw current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. characterized by being authorized.

An apparatus for providing a fine texture according to a second embodiment of the present invention includes at least one contact part formed by a pair of first and second protrusions protruding from a support part, and at least one second protrusion formed inside the first protrusion. a first electrode part, at least one second electrode part formed inside the second protrusion, and at least one groove part formed on an outer circumferential surface of the contact part, wherein the first protrusion and the second protrusion include the first electrode It is characterized in that it is adjacent to or crossed by an electrostatic attraction generated by a current applied to the part and the second electrode part.

Preferably, a plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode The polarity of the part and the second electrode part is different from each other.

Preferably, the first electrode part and the second electrode part sequentially draw current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. characterized by being authorized.

Preferably, the groove portion includes a plurality of first grooves formed on an outer circumferential surface of the first protrusion and a plurality of second grooves formed on an outer circumferential surface of the second protrusion, wherein the first protrusion and the second protrusion are adjacent to each other. Alternatively, the first groove is caught in the second groove or the second groove is caught in the first groove when they are crossed.

The apparatus for providing a fine texture according to a third embodiment of the present invention includes at least one contact portion formed by a pair of first and second projections protruding from a support portion, and at least one contact portion formed in a spiral shape along an outer circumferential surface of the contact portion. One guide part, at least one first electrode part formed inside the first protrusion and disposed between the guide parts, and at least one second electrode formed inside the second protrusion and disposed between the guide parts part, wherein the first protrusion and the second protrusion are adjacent to or crossed by an electrostatic attraction generated by a current applied to the first electrode part and the second electrode part.

Preferably, a plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode The polarity of the part and the second electrode part is different from each other.

Preferably, the first electrode part and the second electrode part sequentially draw current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. characterized by being authorized.

Preferably, when the first protrusion and the second protrusion are adjacent to or intersected, a portion of the first protrusion intersects the second protrusion through a portion between the guide portions formed on the second protrusion or one of the second protrusions. A portion is characterized in that it intersects with the first protrusion through a portion between the guide portions formed on the first protrusion.

An apparatus for providing a fine texture according to a fourth embodiment of the present invention includes at least one contact portion formed by a pair of a first protrusion and a second protrusion protruding from a support portion, and at least one second protrusion formed inside the first protrusion. a first electrode part and at least one second electrode part formed inside the second protrusion, wherein the first protrusion and the second protrusion are generated by a current applied to the first electrode part and the second electrode part It is characterized in that it is adjacent or crossed by electrostatic attraction, and is compressed by an electric field generated when the current is applied.

Preferably, a plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode The polarity of the part and the second electrode part is different from each other.

Preferably, the first electrode part and the second electrode part sequentially draw current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. characterized by being authorized.

Preferably, a plurality of particles are disposed within the first protrusion and the second protrusion, and when the first protrusion and the second protrusion are adjacent to or intersected according to the application of the current, the plurality of particles are disposed on the first electrode It is characterized in that it moves toward any one of the part and the second electrode part.

In the first, second and third embodiments of the present invention, the contact portion is made of silicone.

In the fourth embodiment of the present invention, the contact portion is characterized in that the polyvinyl chloride gel (Polyvinyl chloride gel).

According to an embodiment of the present invention, a user may be provided with various senses using a device for providing fine textures linked with a virtual reality application, and accordingly, the user may receive a more immersive virtual environment in the virtual environment implemented by the virtual reality application. reality can be provided.

1 is a view showing an apparatus for providing a fine texture according to an embodiment of the present invention.
2 is a diagram illustrating an operating principle of an apparatus for providing a fine texture according to an embodiment of the present invention.
3 is a view showing an apparatus for providing a fine texture according to a second embodiment of the present invention.
4 is a view showing an apparatus for providing a fine texture according to a third embodiment of the present invention.
5 is a diagram illustrating an apparatus for providing a fine texture according to a fourth embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same components are given the same reference numerals as much as possible even though they are indicated on different drawings. In addition, in describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted. In addition, preferred embodiments of the present invention will be described below, but the technical spirit of the present invention is not limited thereto and may be variously implemented by those skilled in the art without being limited thereto.

1 is a diagram illustrating an apparatus 100 for providing a fine texture according to an embodiment of the present invention, and FIG. 2 is a diagram illustrating an operating principle of the apparatus 100 for providing a fine texture according to an embodiment of the present invention.

Referring to FIGS. 1 and 2 , in the apparatus 100 for providing a fine texture according to an embodiment of the present invention, the first protrusion 10a and the second protrusion 10b protruding from the support 11 form a pair. At least one contact portion 10 formed, at least one first electrode portion 12a formed inside the first protrusion 10a, and at least one second electrode portion formed inside the second protrusion 10b ( 12b) may be included.

In this case, the support part 11 may be a bottom surface or a wall surface in a virtual reality providing system (not shown), and may be formed of a non-magnetic material.

In addition, the contact portion 10 may be formed of silicone rubber, and the first electrode portion 12a and the second electrode portion 12b are flexible electrodes that are easily deformable according to the deformation of the contact portion 10 . electrode).

Although not shown, the apparatus 100 for providing a fine texture according to an embodiment of the present invention may be connected to a virtual reality application, and a user may operate the virtual reality application within the virtual reality providing system (not shown).

Referring to the enlarged portion A of FIG. 1 , the first electrode part 12a and the second electrode part 12b may be positioned inside the first protrusion 10a and the second protrusion 10b, respectively.

In addition, a plurality of the first electrode parts 12a are arranged in a spiral form from the lower part to the upper part of the first protrusion 10a, and the second electrode part 12b is arranged in a spiral form from the lower part to the upper part of the second protrusion 10b. Multiple can be placed.

In this case, the polarities of the first electrode part 12a and the second electrode part 12b may be different from each other.

For example, the first electrode part 12a formed inside the first protrusion 10a may be a cathode electrode, and the second electrode part 12b formed inside the second protrusion 10b may be an anode. It may be an electrode (Anode electrode), but is not limited thereto, and vice versa.

Meanwhile, in the initial state of FIG. 2A , current is applied to the electrodes of the first electrode part 12a and the second electrode part 12b positioned at the lowermost ends of the first protrusion 10a and the second protrusion 10b, respectively. On the lower surface, attractive forces act between the lower ends of the first protrusion 10a and the second protrusion 10b, so that the lower ends of the first protrusion 10a and the second protrusion 10b are adjacent to each other as shown in FIG. 2(b). , and thus the first protrusion 10a and the second protrusion 10b may start to cross each other.

Thereafter, as shown in FIG. 2(c), the first electrode part located at the lowermost end while maintaining the state in which current is applied to the electrodes of the first electrode part 12a and the second electrode part 12b positioned at the lowermost end ( 12a) and when a current is applied to the second electrode from the electrodes of the second electrode part 12b, the first protrusion 10a and the second protrusion 10b may cross more than the state shown in FIG. 2(b). have.

In addition, as shown in FIG. 2( d ), the electrodes of the first electrode part 12a and the second electrode part 12b positioned at the lowermost end, and the first electrode part 12a and the second electrode part positioned at the lowermost end. If current is applied to the third electrode from the electrodes of the first electrode part 12a and the second electrode part 12b positioned at the bottom while maintaining the state in which the current is applied to the second electrode from the electrode of (12b), As the first protrusion 10a and the second protrusion 10b cross more than the state illustrated in FIG. 2C , upper portions of the first protrusion 10a and the second protrusion 10b may cross in the reverse direction.

Accordingly, the first electrode part 12a and the second electrode part 12b positioned inside the first protrusion 10a and the second protrusion 10b are the lowermost ends of the first protrusion 10a and the second protrusion 10b. Current may be sequentially applied from the electrode positioned to the electrode positioned at the uppermost end of the first protrusion 10a and the second protrusion 10b.

Through this, the first protrusion 10a and the second protrusion 10b may be adjacent to or crossed by electrostatic attraction generated by the current applied to the first electrode part 12a and the second electrode part 12b. .

On the other hand, according to the user's manipulation, the first protrusion 10a and the second protrusion 10b may be controlled such that current is applied only to the electrodes positioned at the lowermost ends, and the first protrusion 10a and the second protrusion 10b inside. It may be controlled so that a current is applied to all the electrodes located in the .

Accordingly, the user can control the degree of intersection of the first protrusion 10a and the second protrusion 10b according to the manipulation of the virtual reality application, so that the first protrusion 10a and the second protrusion 10a are crossed by the user's hand or foot. When in contact with (10b), various sensations may be felt according to the degree of intersection of the first protrusion 10a and the second protrusion 10b.

3 is a diagram illustrating an apparatus 200 for providing a fine texture according to a second embodiment of the present invention.

Referring to FIG. 3 , in the apparatus 200 for providing a fine texture according to the second embodiment of the present invention, the first protrusion 20a and the second protrusion 20b protruded from the support part 21 are formed as a pair. at least one contact part 20 to be formed, at least one first electrode part 22a formed inside the first protrusion 20a, and at least one second electrode part formed inside the second protrusion 20b ( 22b) and at least one groove portion 23 formed on the outer circumferential surface of the contact portion 20 .

In this case, the support part 21 may be a bottom surface or a wall surface in a virtual reality providing system (not shown), and may be formed of a non-magnetic material.

In addition, the contact portion 20 may be formed of silicone rubber, and the first electrode portion 22a and the second electrode portion 22b are flexible electrodes that are easily deformable according to the deformation of the contact portion 20 . electrode).

Although not shown, the apparatus 200 for providing a fine texture according to the second embodiment of the present invention may be connected to a virtual reality application, and a user may operate the virtual reality application within the virtual reality providing system (not shown).

Also, although not shown, the apparatus 200 for providing a fine texture according to the second embodiment is similar to the apparatus 100 for providing a fine texture according to the first embodiment, and the first electrode part 22a is formed of the first protrusion 20a. A plurality of second electrode parts 22b may be disposed in a spiral form from the bottom to the top, and a plurality of second electrode parts 22b may be disposed in a spiral shape from the bottom to the top of the second protrusion 20b.

Also, the polarity of the first electrode part 22a and the second electrode part 22b may be different from each other, which is the same as that of the first embodiment.

Also, as described with reference to FIG. 2 in the apparatus 100 for providing a fine texture according to the first embodiment, in the apparatus 200 for providing a fine texture according to the second embodiment, the first electrode part 22a and the second electrode part 22b Current may be sequentially applied from the electrode positioned at the lowermost end of the first protrusion 20a and the second protrusion 20b to the electrode positioned at the uppermost end of the first protrusion 20a and the second protrusion 20b. The first protrusion 20a and the second protrusion 20b may be adjacent to or crossed by the electrostatic attraction generated by the current applied to the first electrode part 22a and the second electrode part 22b. Do.

Meanwhile, as shown in FIG. 3 , in the apparatus 200 for providing a fine texture according to the second embodiment of the present invention, a plurality of at least one groove 23 formed on the outer peripheral surface of the contact part 20 may be formed.

In addition, the groove portion 23 may include a plurality of first grooves 23a formed on the outer circumferential surface of the first protrusion 20a and a plurality of second grooves 23b formed on the outer circumferential surface of the second protrusion 20b. .

At this time, when the first protrusion 20a and the second protrusion 20b are adjacent or intersected, the first groove 23a is caught in the second groove 23b or the second groove 23b is the first groove 23a. ) can take

Accordingly, the apparatus 200 for providing a fine texture according to the second embodiment of the present invention is adjacent to or adjacent to the first protrusion 20a and the second protrusion 20b compared to the apparatus 100 for providing a fine texture according to the first embodiment. The degree of intersection may be higher, and more diverse sensations may be felt when the user's hand or foot comes into contact with the crossed first and second projections 20a and 20b.

4 is a diagram illustrating an apparatus 300 for providing a fine texture according to a third embodiment of the present invention.

Referring to FIG. 4 , in the apparatus 300 for providing a fine texture according to the third embodiment of the present invention, at least one first protrusion 30a and second protrusion 30b protruding from a support part are formed as a pair. The contact part 30, at least one guide part 33 formed in a spiral shape along the outer circumferential surface of the contact part 30, and at least one formed inside the first protrusion 30a and disposed between the guide part 33 It may include at least one second electrode part 32b formed inside the first electrode part 32a and the second protrusion 30b and disposed between the guide part 33 .

In this case, the support part 31 may be a bottom surface or a wall surface in a virtual reality providing system (not shown), and may be formed of a non-magnetic material.

In addition, the contact part 30 may be formed of silicone rubber, and the first electrode part 32a and the second electrode part 32b are flexible electrodes that are easily deformable according to the deformation of the contact part 30 . electrode).

Although not shown, the apparatus 300 for providing a fine texture according to the third embodiment of the present invention may be connected to a virtual reality application, and a user may operate the virtual reality application within the virtual reality providing system (not shown).

Also, in the apparatus 300 for providing a fine texture in the third embodiment, like the apparatus 100 for providing a fine texture in the first embodiment, the first electrode part 32a is spiraled from the lower part to the upper part of the first protrusion 30a. A plurality of second electrode parts 32b may be disposed in a spiral form from a lower portion to an upper portion of the second protrusion 30b.

Also, the polarity of the first electrode part 32a and the second electrode part 32b may be different from each other, which is the same as that of the first embodiment.

Also, as described with reference to FIG. 2 in the apparatus 100 for providing a fine texture according to the first embodiment, in the apparatus 300 for providing a fine texture according to the third embodiment, the first electrode part 32a and the second electrode part 32b are Current may be sequentially applied from the electrode positioned at the lowermost end of the first protrusion 30a and the second protrusion 30b to the electrode positioned at the uppermost end of the first protrusion 30a and the second protrusion 30b. The first protrusion 30a and the second protrusion 30b may be adjacent to or crossed by the electrostatic attraction generated by the current applied to the first electrode part 32a and the second electrode part 32b. Do.

Meanwhile, as shown in the enlarged view of FIG. 4 , in the apparatus 300 for providing a fine texture according to the third embodiment of the present invention, at least one guide part 33 has a spiral shape along the outer circumferential surface of the at least one contact part 30 . can be formed with

In addition, as shown in the enlarged view of FIG. 4 , the guide part 33 has a screw-like structure, and between the guide parts 33, the first electrode part 32a or the second electrode part 32b has a spiral shape. can be placed as

On the other hand, when the first protrusion 30a and the second protrusion 30b are adjacent to or crossed, a portion of the first protrusion 30a passes through the portion between the guide part 33 formed on the second protrusion 30b to the second protrusion 30b. It may intersect the protrusion 30b or a part of the second protrusion 30b may intersect the first protrusion 30a through a portion between guide portions formed on the first protrusion 30a.

At this time, as shown in FIG. 4 , the first electrode part 32a or the second electrode part 32b may be disposed between the guide parts 33 .

For example, when a current is applied to the first electrode part 32a and the second electrode part 32b, a portion of the first protrusion 30a passes through a portion between the guide part 33 of the second protrusion 30b to the second An attractive force may act between the first electrode part 32a and the second electrode part 32b disposed between the guide part 33 to intersect the protrusion 30b.

Alternatively, a portion of the second protrusion 30b intersects the first protrusion 30a through the portion between the guide parts 33 of the first protrusion 30a, and the first electrode part 32a disposed between the first electrode part 32a and An attractive force may act between the second electrode parts 32b.

Accordingly, the apparatus 300 for providing a fine texture according to the third embodiment of the present invention is adjacent to or adjacent to the first protrusion 30a or the second protrusion 30b compared to the apparatus 100 for providing a fine texture according to the first embodiment. The degree of crossing may be higher, and more diverse sensations may be felt when the user's hand or foot is in contact with the crossed first protrusion 30a or second protrusion 30b.

5 is a diagram illustrating an apparatus 400 for providing a fine texture according to a fourth embodiment of the present invention.

Referring to FIG. 5 , in the apparatus 400 for providing a fine texture according to the fourth embodiment of the present invention, the first protrusion 40a and the second protrusion 40b protruded from the support part 41 are formed as a pair. at least one contact portion 40 to be formed, and at least one first electrode portion 42a formed inside the first protrusion 40a and at least one second electrode portion 42b formed inside the second protrusion 40b. ) may be included.

In this case, the support part 41 may be a bottom surface or a wall surface in a virtual reality providing system (not shown), and may be formed of a non-magnetic material.

Also, the first electrode part 42a and the second electrode part 42b may be flexible electrodes that are easily deformable according to the deformation of the contact part 40 .

Although not shown, the apparatus 400 for providing a fine texture according to the fourth embodiment of the present invention may be connected to a virtual reality application, and a user may operate the virtual reality application within the virtual reality providing system (not shown).

Also, although not shown, the apparatus 400 for providing a fine texture according to the fourth embodiment is similar to the apparatus 100 for providing a fine texture according to the first embodiment, and the first electrode part 42a includes the first protrusion 40a. A plurality of second electrode parts 42b may be disposed in a spiral shape from the bottom to the top, and a plurality of second electrode parts 42b may be disposed in a spiral shape from the bottom to the top of the second protrusion 40b.

Also, the polarity of the first electrode part 42a and the second electrode part 42b may be different from each other, which is the same as in the first embodiment.

Also, as described with reference to FIG. 2 in the apparatus 100 for providing a fine texture according to the first embodiment, the apparatus for providing a fine texture 400 according to the fourth embodiment also includes the first electrode part 42a and the second electrode part 42b. Current may be sequentially applied from the electrode positioned at the lowermost end of the first protrusion 40a and the second protrusion 40b to the electrode positioned at the uppermost end of the first protrusion 40a and the second protrusion 40b. The first protrusion 40a and the second protrusion 40b may be adjacent to or crossed by an electrostatic attraction generated by a current applied to the first electrode part 42a and the second electrode part 42b. Do.

On the other hand, as shown in the enlarged view of FIG. 5 , the contact part 40 of the apparatus 400 for providing a fine texture according to the fourth embodiment of the present invention is different from the first to third embodiments of the polyvinyl chloride gel (Polyvinyl chloride gel). ) can be

Polyvinyl chloride gel is a material containing a large number of plasticizer particles in most cases, and is a kind of additive that gives flexibility to plastics.

In addition, in the enlarged view of FIG. 5 , a current is applied to the first electrode part 42a and the second electrode part 42b to generate an electrostatic attraction between the first electrode part 42a and the second electrode part 42b, and indicates the state of being.

As shown in the enlarged view of FIG. 5 , a plurality of particles (C, plasticizer particles) may be disposed in the first protrusion 40a and the second protrusion 40b.

On the other hand, when a current is applied to the first electrode part 42a and the second electrode part 42b, the first protrusion 40a and the second protrusion 40b may be adjacent to or cross each other by electrostatic attraction. An electric field may be generated according to the application of current.

Accordingly, the first protrusion 40a and the second protrusion 40b made of polyvinyl chloride gel can receive an electric field, and a plurality of the first protrusions 40a and the second protrusion 40b are formed by the applied electric field. As shown in FIG. 5 , the particles C move toward any one of the first electrode part 42a and the second electrode part 42b (eg, the anode electrode direction) where the electrostatic attraction interacts. can be Accordingly, the distance between the plurality of particles (C) may be shortened.

The first protrusion 40a or the second protrusion 40b positioned between the first electrode part 42a and the second electrode part 42b to which current is applied in a state crossed by the electric field induced deformation as described above is conventionally used. It can be more compressed than the state (as shown in FIG. 5, a compression amount of d can be generated).

Accordingly, the apparatus 400 for providing a fine texture according to the fourth embodiment of the present invention differs from the apparatus 100 for providing a fine texture according to the first embodiment to be adjacent to or between the first protrusion 40a and the second protrusion 40b. Since the first protrusion 40a and the second protrusion 40b are compressed by the electric field induced deformation at the time of crossing, the user's hand or foot makes contact with the crossed first protrusion 40a and the second protrusion 40b. can feel the sensation.

According to an embodiment of the present invention, a user may be provided with various senses using a device for providing fine textures linked with a virtual reality application, and accordingly, the user may receive a more immersive virtual environment in the virtual environment implemented by the virtual reality application. reality can be provided.

The above description is merely illustrative of the technical idea of the present invention, and those of ordinary skill in the art to which the present invention pertains may make various modifications, changes, and substitutions within the scope without departing from the essential characteristics of the present invention. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are for explaining, not limiting, the technical spirit of the present invention, and the scope of the technical spirit of the present invention is not limited by these embodiments and the accompanying drawings. . The protection scope of the present invention should be construed by the following claims, and all technical ideas within the equivalent range should be construed as being included in the scope of the present invention.

100, 200, 300, 400: device for presenting fine texture
10, 20, 30, 40: contact part
10a, 20a, 30a, 40a: 1st projection
10b, 20b, 30b, 40b: second projection
11, 21, 31, 41: support
12a, 22a, 32a, 42a: first electrode part
12b, 22b, 32b, 42b: second electrode part
23: home
23a: first groove
23b: second groove
33: guide part
C: particle
d: compression amount

Claims (17)

at least one contact portion formed by forming a pair of a first protrusion and a second protrusion protruding from the support portion;
at least one first electrode part formed inside the first protrusion; and
At least one second electrode part formed inside the second protrusion;
The apparatus for providing a fine texture, wherein the first protrusion and the second protrusion are adjacent to or crossed by an electrostatic attraction generated by a current applied to the first electrode part and the second electrode part. The method of claim 1,
A plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of the second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode unit and the first electrode unit are arranged in a spiral form. A device for providing a fine texture, characterized in that the polarities of the two electrodes are different from each other. 3. The method of claim 2,
The first electrode part and the second electrode part sequentially receive current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. A device for providing fine texture. at least one contact portion formed by forming a pair of a first protrusion and a second protrusion protruding from the support portion;
at least one first electrode part formed inside the first protrusion;
at least one second electrode part formed inside the second protrusion; and
At least one groove portion formed on the outer peripheral surface of the contact portion; including,
The apparatus for providing a fine texture, wherein the first protrusion and the second protrusion are adjacent to or crossed by an electrostatic attraction generated by a current applied to the first electrode part and the second electrode part. 5. The method of claim 4,
A plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of the second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode unit and the first electrode unit are arranged in a spiral form. A device for providing a fine texture, characterized in that the polarities of the two electrodes are different from each other. 6. The method of claim 5,
The first electrode part and the second electrode part sequentially receive current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. A device for providing fine texture. 5. The method of claim 4,
The groove portion,
A plurality of first grooves formed on the outer circumferential surface of the first protrusion and a plurality of second grooves formed on the outer circumferential surface of the second protrusion,
When the first projection and the second projection are adjacent or intersected, the first groove is caught in the second groove or the second groove is caught in the first groove. at least one contact portion formed by forming a pair of a first protrusion and a second protrusion protruding from the support portion;
at least one guide part formed in a spiral shape along an outer circumferential surface of the contact part;
at least one first electrode part formed inside the first protrusion and disposed between the guide parts; and
at least one second electrode part formed inside the second protrusion and disposed between the guide part;
The apparatus for providing a fine texture, wherein the first protrusion and the second protrusion are adjacent to or crossed by an electrostatic attraction generated by a current applied to the first electrode part and the second electrode part. 9. The method of claim 8,
A plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of the second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode unit and the first electrode unit are arranged in a spiral form. A device for providing a fine texture, characterized in that the polarities of the two electrodes are different from each other. 10. The method of claim 9,
The first electrode part and the second electrode part sequentially receive current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. A device for providing fine texture. 9. The method of claim 8,
When the first protrusion and the second protrusion are adjacent to or intersected, a portion of the first protrusion intersects the second protrusion through a portion between the guide portions formed on the second protrusion, or a portion of the second protrusion becomes the second protrusion. The apparatus for providing a fine texture, characterized in that it intersects with the first protrusion through a portion between the guide portions formed on the first protrusion. 9. The method of any one of claims 1, 4 and 8,
The device for providing a fine texture, characterized in that the contact portion is silicon (silicone). at least one contact portion formed by forming a pair of a first protrusion and a second protrusion protruding from the support portion;
at least one first electrode part formed inside the first protrusion; and
At least one second electrode part formed inside the second protrusion;
The first protrusion and the second protrusion are adjacent to or crossed by an electrostatic attraction generated by a current applied to the first electrode part and the second electrode part, and are compressed by an electric field generated when the current is applied. A device for providing a fine texture, characterized in that. 14. The method of claim 13,
A plurality of the first electrode units are arranged in a spiral form from a lower portion to an upper portion of the first protrusion, and a plurality of the second electrode units are arranged in a spiral form from a lower portion to an upper portion of the second protrusion, and the first electrode unit and the first electrode unit are arranged in a spiral form. A device for providing a fine texture, characterized in that the polarities of the two electrodes are different from each other. 15. The method of claim 14,
The first electrode part and the second electrode part sequentially receive current from the electrodes positioned at the lowermost ends of the first and second protrusions to the electrodes positioned at the uppermost ends of the first and second protrusions, respectively. A device for providing fine texture. 14. The method of claim 13,
A plurality of particles are disposed within the first protrusion and the second protrusion, and when the first protrusion and the second protrusion are adjacent to or crossed according to the application of the current, the plurality of particles are disposed between the first electrode part and the second protrusion. A device for providing a fine texture, characterized in that it is moved toward any one of the two electrode parts. 14. The method of claim 13,
The contact portion is a fine texture providing device, characterized in that the polyvinyl chloride gel (Polyvinyl chloride gel).

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