KR102105378B1 - Guitar and tone control apparatus - Google Patents

Abstract

The present invention relates to an acoustic guitar and a tone adjusting device, and relates to an acoustic guitar and tone adjusting device in which a sound filler insertion groove is formed and a magnet is inserted and fixed to the acoustic guitar to easily insert and install the tone adjusting device (or sound filler) into the acoustic guitar. . To this end, a ventilating guitar is disclosed, which comprises an upper plate, a lower plate disposed to face a certain distance from the upper plate, and a seating groove formed in the upper plate region and the lower plate region.

Description

Voice and tone control apparatus

The present invention relates to a guitar and tone control device, and more specifically, a sound filler insertion groove is formed in the guitar, and a magnet is inserted and fixed in order to easily mount the tone control device (or sound filler) into the guitar. It relates to a guitar and tone control device that enables the adjustment of the length.

The tone adjusting device (hereinafter referred to as a sound pillar) for adjusting the tone of the acoustic guitar is controlled between the upper and lower regions of the acoustic guitar by adjusting the length in the longitudinal direction of the sound pillar. To adjust the length, insert the spring into the sound filler or adjust the length of the support part of the sound filler in the longitudinal direction using an adjustment knob or the like. Meanwhile, the sound filler is inserted and installed through the sound hole of the guitar. At this time, when mounting the sound filler through the sound hole 11 to the upper and lower plate regions of the ventilated guitar, the user cannot see the mounting position, and thus, it is difficult to accurately mount the sound filler.

KR 10-1647449, KR 10-1704669, KR 10-1474203, KR 10-1631808

Therefore, the present invention was created to solve the problems as described above, by forming a sound filler seating groove (moreover, a sound filler guide groove), by providing a magnet in the sound filler seating groove, the sound filler is placed inside the ventilator. It is an object of the present invention to provide an invention that allows a user to easily mount it when inserting and mounting.

However, the objects of the present invention are not limited to those mentioned above, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

The above-described object of the present invention can be achieved by providing an upper plate, a lower plate disposed to face a predetermined distance away from the upper plate, and a seating groove formed in the upper plate region and the lower plate region.

In addition, the seating groove is a groove that is supported between the upper region and the lower region to insert a sound filler to adjust the tone.

In addition, the upper and lower plates are respectively arranged with breathing, and a sound filler seating groove is formed in each of the upper and lower plates.

In addition, the upper plate breathing is arranged in an X-shape, and a sound filler seating groove of the upper plate is formed at an intersection of the X-shaped breathing.

In addition, the sound filler guide groove is further formed in a certain depth from the direction in which the sound hole of the ventilating guitar is located to the direction in which the sound filler seating groove of the upper plate is located. Guide.

In addition, the sound filler seating groove is formed at the intersection of the X-shaped bracing approximately 2 to 5 cm from the nearest outer point of the sound hole of the guitar.

In addition, the X-shaped breathing is arranged in an X-shaped shape to displace the acoustic guitar sound hole.

In addition, the lower plate breathing is disposed in the horizontal direction and the vertical direction, respectively, and a sound filler seating groove of the lower plate is formed in the vertical lower plate breathing.

In addition, the sound filler seating groove of the lower plate is formed at a position corresponding to the sound filler seating groove of the upper plate.

In addition, a magnet is inserted and fixed in at least one of the sound filler seating grooves of the upper plate and the sound filler seating grooves of the lower plate, thereby guiding the support of the sound filler by magnetic force when the sound filler is inserted.

On the other hand, another object of the present invention includes a support portion having a body portion, a first support portion coupled to one end of the body portion and a second support portion coupled to the other end of the body portion, wherein at least one of the support portions is a support guitar top plate And it can be achieved by providing a tone control device, characterized in that to adjust the tone of the acoustic guitar by being elastically supported on the lower region.

In addition, a spring is inserted into the body portion so that the support portion is elastically supported, and the elastic modulus of the spring has a value of 0.1 to 2 (N / mm).

In addition, a magnet is inserted and disposed at the tip of at least one of the first support portion and the second support portion to guide the seating groove of the support portion by magnetic force when the tone adjusting device is inserted into the ventilator.

In addition, a magnet is inserted and fixed to the support seating groove.

On the other hand, another object of the present invention is a tip portion having a body portion, a first tip portion coupled to one end of the body portion and a second tip portion coupled to the other end of the body portion, and at least one tip portion of the tip portion by an external force in the longitudinal direction It can be achieved by providing a tone control device characterized in that it comprises a length adjustment portion to be moved to, and the tip portion is adjusted in length to the upper and lower regions of the guitar, thereby adjusting the tone of the guitar.

In addition, the length adjusting unit is adjusted by an external force, length by pushing and pulling, length adjusting by rotating, or adjusting by pulling and rotating.

In addition, the length adjusting portion is adjusted in length by pushing and pulling, includes a concave-convex portion provided on one side of the body, a plate spring portion moving relative to the concave-convex portion in the longitudinal direction by an external force, and a screw coupling portion provided on the other side of the body .

In addition, the length adjusting portion is adjusted by rotation, the body portion having a length adjusting guide groove formed while having a predetermined angle in the longitudinal direction on one side of the body and a screw coupling portion provided on the other side of the body, and the length adjusting guide by external force And a cover portion having a length guide portion guided along the groove.

In addition, the length adjusting portion is adjusted by pulling and rotating, the body portion having a length-adjusting guide groove provided with an E-shaped groove on one side of the body and a screw coupling portion provided on the other side of the body, and a length adjusting guide by external force And a cover portion having a length guide portion guided along the groove.

In addition, a plurality of leg portions bent downward from the center portion are formed in the leaf spring portion, and the leg portions are disposed to surround the uneven portions.

In addition, one side surface of the body portion provided with the length adjustment guide groove is inserted into the cover portion, and the length adjustment guide groove is formed in a diagonal line.

In addition, the length adjustment for each step is different according to the longitudinal spacing of the E-shaped groove.

According to the present invention as described above, by providing a sound filler seating groove, a sound filler guide groove, and a magnet, there is an effect that the user can easily mount the sound filler inside the guitar.

In addition, according to the present invention, by limiting the elastic modulus of the spring that is inserted and mounted inside the sound filler, there is an effect that can limit the spring that can be applied to the tone of the guitar.

In addition, according to the present invention, there is an effect that can freely adjust the length of the sound filler.

The following drawings attached to the present specification illustrate a preferred embodiment of the present invention, and serve to further understand the technical spirit of the present invention together with the detailed description of the present invention, and therefore the present invention is limited to those described in such drawings. It should not be construed limitedly.
1 is a view showing a sound filler is inserted into the interior of the guitar according to an embodiment of the present invention,
FIG. 2 is an enlarged view of the mounting area of the sound filler in FIG. 1;
3 is a view showing a top plate of a guitar according to an embodiment of the present invention,
4 is a view showing the numerical values of the sound filler seating groove and the guide groove according to an embodiment of the present invention,
5 is a view showing the lower plate of the guitar according to an embodiment of the present invention,
6 is a view showing the characteristics of each range of a spring with weak elasticity according to an embodiment of the present invention,
7 is a view showing the characteristics of each transverse band of a spring having a strong elasticity according to an embodiment of the present invention,
8 is a view showing a sound filler (or tone control device) according to an embodiment of the present invention,
9 to 10 are views showing a first embodiment of the length adjustment of the sound filler,
11 is a view showing a leaf spring,
12 to 13 is a view showing a second embodiment of the length adjustment of the sound filler,
14 to 15 is a view showing the body portion of the length adjustment unit,
16 is a view showing a cover portion of the length adjustment unit,
17 to 18 are views showing a third embodiment of the length adjustment of the sound filler,
19 is a view showing the body portion of the length adjustment unit,
20 is a view showing the cover of the length adjusting portion.

Hereinafter, a preferred embodiment of the present invention will be described with reference to the drawings. In addition, the embodiment described below does not unduly limit the contents of the present invention as set forth in the claims, and the entire configuration described in this embodiment cannot be said to be essential as a solution to the present invention. In addition, descriptions that are apparent to those skilled in the art and those skilled in the art may be omitted, and descriptions of the omitted components (methods) and functions may be sufficiently referenced without departing from the spirit of the present invention.

<Sound filler insertion groove and guide groove>

Hereinafter, a preferred embodiment of the present invention will be described with reference to the drawings. In addition, the embodiment described below does not unduly limit the contents of the present invention as set forth in the claims, and the entire configuration described in this embodiment cannot be said to be essential as a solution to the present invention. In addition, descriptions that are apparent to those skilled in the art and those skilled in the art may be omitted, and descriptions of the omitted components (methods) and functions may be sufficiently referenced without departing from the spirit of the present invention.

The sound filler 300 according to an embodiment of the present invention is a detachable type (or mounted type) that allows a player or a user to adjust the tone of a string instrument, such as a violin or a guitar, so that the sound of the sound can be extended or enriched. It is an accessory type tone control device for string instruments. Hereinafter, the guitar 10 will be described as an example, but one embodiment of the present invention can be applied to all string instruments. The above-described sound filler 300 may be roughly composed of a first support 310, a second support 320, and a body 330, or a cap, as shown in FIGS. 1 and 2. Each end of the first support 310 and the second support 320 is fixed to the inside of the body 330, as shown in the figure. The first support 310 is fixedly supported in the region of the upper plate 100 of the guitar, and the second support 320 is fixedly supported in the region of the lower plate 200 of the guitar, thereby adjusting the tone of the guitar. At this time, the tip of the first support part 310 or the second support part 320 is equipped with sound filler tips of various materials. The sound of the acoustic guitar changes depending on the material and shape of the tip of the sound filler. In addition, each of the first and second support parts 310 and 320 may be elastically length-adjusted, or any one of them may be elastically lengthened. Therefore, it is possible to easily mount the sound filler 300 between the upper and lower plates of the guitar. The various embodiments of the above-described sound filler 300 are not described separately in this application, but are known in Korean patent application number KR 10-2015-0068642 (invention name: tone control device for string instruments) filed by the applicant All can be referred to in the present invention.

As described above, the sound filler 300 for adjusting the tone of the guitar is inserted and mounted between the upper plate 100 region and the lower plate 200 region of the guitar 10 as illustrated in FIGS. 1 and 2. More specifically, as shown in FIGS. 3 and 5, the mounting is fixed between the upper plate breathing 110 and the lower plate breathing 210 (hereinafter, it can be described as being inserted and fixed between the upper plate and the lower plate). In order for the user to mount and fix the sound filler 300 between the upper plate 100 and the lower plate 200, the sound filler 300 is inserted through the sound hole 11 shown in FIG. 3, and the upper plate breathing 110 and The tip of the tips of the first and second support parts 310 and 320 are respectively inserted into the respective sound filler seating grooves 120 and 220 formed in the lower plate breathing 210, and the sound filler 300 is supported between the upper plate and the lower plate. At this time, when the user inserts the sound filler 300 through the sound hole 11 to fix the sound filler between the upper and lower plates, it is often difficult to secure the sound filler to each of the sound filler seating grooves 120 and 220. This is because the diameter of the sound filler seating grooves 120 and 220 is not only small, but the formation position of the sound filler seating groove is not directly visible to the user.

Accordingly, in the present invention, a magnet is used to easily mount the sound filler 300 or the sound filler guide groove 130 is formed as shown in FIGS. 3 and 4. First, when using a magnet, the magnet is inserted into the tip portion of the first support portion 310 or the second support portion 320 of the sound filler 300. In addition, a magnet is also inserted into the sound filler seating grooves 120 and 220 into which the first support 310 or the second support 320 is inserted and seated as necessary. Accordingly, when the user brings the sound filler 300 to the sound filler seating grooves 120 and 220, the sound filler 300 can be easily seated in the sound filler seating groove by magnetic force.

As shown in FIG. 3, a sound pillar seating groove 120 is formed in the upper plate breathing 110, and a sound pillar guide groove 130 that guides the sound filler 300 to the sound pillar seating groove 120 is provided. Is formed. In more detail, FIG. 3 is a view showing the top plate 100 of the guitar 10, wherein the top plate 100 has a first top plate 111 and a top plate second plate 112 on the lower surface of the top plate 100. Ruler "shape. Of course, in addition to the first and second breathing, an additional upper plate breathing may be further arranged. At this time, the first and second breathing 111 and 112 are arranged in an "X-shape" shape to pass near the sound hole 11. The upper plate breathing 110 may be arranged in various ways for each model of the guitar 10, and FIG. 3 according to the present invention is merely an example. The sound filler seating groove 120 into which the sound filler 130 is inserted and seated is formed at an intersection of “X-shaped” breathing. The sound filler seating groove 120 is preferably formed at a point 2 to 5 cm from the nearest outer point of the sound hole 11. In addition, the sound pillar guide groove 130 is preferably formed to a certain depth from the direction in which the sound hole seating groove 120 is located from the direction in which the sound hole 11 is located. The sound pillar guide groove 130 is formed at a certain depth (approximately 1.5 mm deep as described later) in the longitudinal direction of the guitar from the one-way end of the crossing area of the “X-shaped” bracing to the sound pillar seating groove 120. Therefore, when the user inserts the sound filler 300 into the sound hole 11, the first support part 310 of the sound filler is guided along the sound filler guide groove 130 naturally, so that it is easily attached to the sound filler seating groove 120. Can settle down.

As illustrated in FIG. 4, a sound pillar seating groove 120 and a sound pillar guide groove 130 are formed in the upper plate breathing 110. At this time, the groove diameter of the sound filler seating groove 120 is approximately 3 mm, and the groove depth of the sound filler seating groove 120 is approximately 3 mm. At this time, the groove depth of the sound filler guide groove 130 is formed to be approximately 1.5mm. Each of the above-described numerical values may vary slightly depending on various models of the acoustic guitar 10 and the type of sound filler (or the type of tip of the sound filler). Meanwhile, as described above, a magnet may be inserted into the sound filler seating groove 120. When the magnet is inserted, it must be securely fixed to the sound filler seating groove 120, and the depth of the sound filler seating groove 120 may be deeper in consideration of the thickness of the magnet.

5, the lower plate breathing 210 is formed in the horizontal direction and the vertical direction on the upper surface of the lower plate 200 of the guitar 10. The first, 2, 3, and 4 breaths (211, 212, 213, and 214) that are horizontally oriented are disposed on the lower plate 200 of the guitar, while being spaced apart by a certain distance, and the 5th brass 215, which is the vertical direction, is the longitudinal direction of the guitar (10). Is placed in the middle. The sound filler seating groove 220 formed on the lower plate 200 is formed on the fifth breathing 215, and is preferably formed at a position corresponding to the sound filler seating groove 120 of the upper plate shown in FIG. 3. Do. The diameter and depth of the sound filler seating groove 220 of the lower plate will be replaced by the description of the sound filler seating groove 120 of the upper plate. Meanwhile, a magnet may also be disposed in the sound filler seating groove 220 of the lower panel. Therefore, the magnetic force acts on each other with the magnet inserted into the tip portion of the second support portion 320 so that the second support portion 320 can be easily seated in the sound filler seating groove 220 of the lower plate.

In addition, if necessary, the sound filler guide groove may be formed in the longitudinal direction of the guitar in the lower plate 200. Therefore, while the user inserts the sound filler 300 into the sound hole 11, the second support part 320 is seated on the sound filler seating groove 220 of the lower plate, and the first sound filler guide groove 130 of the upper plate is provided. The support 310 is guided so that the first support 310 is finally seated in the sound filler seating groove 120 of the top plate.

<Elastic modulus of spring>

The position adjustment unit is known in the Republic of Korea Patent Application No. KR 10-2015-0068642 (invention name: tone control device for string instruments) filed by the applicant, and the position adjustment unit is first or second support 310 or elastic support by elasticity. The position (320) is moved, and accordingly, it is supported by pushing between the upper and lower plates of the guitar using elasticity. At this time, the position adjustment unit may be embodied as a spring or a spring. It is preferable that the elastic modulus of the spring is approximately 0.1 to 2 (N / mm), and more preferably, the spring having weak elasticity has a modulus of elasticity of 0.2 to 0.6 (N / mm). It is good that the elastic spring has a elastic modulus of 1.15 to 1.55 (N / mm). As shown in Fig. 6, the higher the elastic spring is used (ie, the lower the elastic modulus is), the higher the range of the treble region in the 8 to 16 kHz region decreases, and the mid region of the 125 to 250 kHz region decreases. Overall goes up. On the other hand, as a spring having a higher elasticity (that is, the higher the elastic modulus is) is used, as shown in FIG. 7, the value of the high-pitched region band of the 8 to 16 kHz region is generally increased, and the value of the low-pitched region band of 30 Hz is overall. Lowered. Therefore, various ranges of values can be adjusted according to the elastic modulus value of the spring.

<Sound filler length adjustment>

(First Example)

The sound filler 300 is composed of first and second tip parts 310 and 320 and a cap part 330 as shown in FIG. 8. At this time, the cap portions are separated from each other by the first and second cap portions 331 and 332, and when an external force is applied to any one cap portion, the length of the tip portion is adjusted by moving the tip portion in the longitudinal direction. Hereinafter, for convenience of description, it will be described that the first tip portion 310 is moved in the longitudinal direction by applying an external force to the first cap portion 331.

In the first embodiment, the length of the first cap part 331 is pushed and pulled by an external force. That is, as illustrated in FIGS. 9 to 11, the first cap part 331 is disposed on the left side of the partition part 353 and is pushed and pulled by an external force, and the second cap part 332 is the right side of the partition part 353. In the screw coupling portion 354 is screwed. The first and second tip parts 310 and 320 are inserted into the first and second holder parts 341 and 342, and the first and second holder parts 341 and 342 are inserted and coupled to one end region of the first and second cap parts 331 and 332. Accordingly, the sound filler has a substantially symmetrical shape.

The inside of the first and second cap portions 331 and 332 is formed hollow. In the inner space of the second cap portion 332, a spring 370 is inserted between the length adjusting portion 350 and the second holder portion 342, so that the second tip portion 320 is elastically resilient to the top of the guitar. Or, it should be supported on the lower plate.

The uneven portion 351 is formed on the left side of the body of the length adjusting portion 350, the partition wall portion 353 is formed in the center, and the screw coupling portion 354 screwed with the second cap portion 352 on the right side. Is formed. The first cap part 331 is disposed on the left side, and the second cap part 332 is disposed on the right side based on the partition 353. The plate spring part 352 is disposed in a space between the rear surface of the first holder part 341 and the front surface of the length adjusting part 350, and at the same time, the inner surface of the first cap part 331 and the upper surface of the uneven part 351. It is placed in the space between. Therefore, when an external force (when pushing and pulling) is applied to the first cap part 331, the length is adjusted by moving the bent part 352a of the plate spring part along the uneven part 351 in the longitudinal direction. According to the number and spacing of the irregularities of the irregularities 351, the adjustment length for each step may vary.

The plate spring portion 352 is composed of four leg portions that are bent downward from the center, and thus four leg portions are disposed to surround the uneven portion 351 in the circumferential direction. Bends 352a are formed at the ends of each leg.

(Second example)

In the second embodiment, the length is adjusted by rotating the first cap part 431 and the cover part 452 by external force. That is, as illustrated in FIGS. 12 to 16, the first cap part 431 is disposed on the left side of the partition wall part 451c and rotated by an external force, and the second cap part 432 is from the right side of the partition wall part 451c. The screw coupling portion 451d is screwed. The first and second tip portions 410 and 420 are inserted into the first and second holder portions 441 and 442, and the first and second holder portions 441 and 442 are inserted and coupled to one end region of the first and second cap portions 431 and 432. Accordingly, the sound filler has a substantially symmetrical shape.

The insides of the first and second cap parts 431 and 432 are hollow. In the inner space of the second cap portion 432, a spring 470 is inserted between the body portion 451 and the second holder portion 442, so that the second tip portion 420 is elastically resilient to the top of the guitar or It should be supported on the lower plate.

A length adjusting guide groove 451a is formed on the left side of the body portion 451 of the length adjusting portion, and a partition wall portion 451c is formed at the center, and a screw coupling portion screwed with the second cap portion 452 on the right side. (451d) is formed. The length adjustment guide groove 451a is formed along the longitudinal direction on the left side of the body, and is formed with a predetermined angle. That is, as illustrated in FIG. 14, diagonal grooves are formed from one side to the other. Depending on the direction or angle of the diagonal line, the step-by-step adjustment length may be changed, and a curved line may be formed on the diagonal line. In addition, a stop guide groove 451b is formed on the left side of the body portion. The stop guide groove 451b is formed in a straight line in the longitudinal direction. The left side of the body portion 451 is inserted into the cover portion 452. Therefore, the cover portion 452 is disposed in a space between the inner surface of the first cap portion 431 and the left side of the body portion. The cover portion 452 is formed at a position where the length adjustment guide portion 452a and the stop protrusion 452b correspond to each other, as shown in FIG. 16. When the first cap part 431 and the cover part 452 rotate by external force, the length adjustment guide part 452a moves along the length adjustment guide groove 451a, thereby adjusting the length of the sound filler. That is, for example, when rotating clockwise, the entire length of the sound filler is increased, and when it is rotated counterclockwise, the length of the sound filler is adjusted to be short. However, a stop portion (step portion) is further formed in the end region of the length adjusting guide groove 451a to limit rotation, so that the length adjusting guide portion 452a can no longer be moved.

(Example 3)

In the third embodiment, the length of the first cap part 531 and the cover part 552 is pulled (or pushed) and rotated by an external force. That is, as shown in FIGS. 17 to 20, the first cap portion 531 is disposed on the left side of the partition wall portion 551b, and the second cap portion 532 is a screw coupling portion 551c on the right side of the partition wall portion 551b. ) And screwed. The first and second tip portions 510 and 520 are inserted into the first and second holder portions 541 and 542, and the first and second holder portions 541 and 542 are inserted and coupled to one end region of the first and second cap portions 531 and 532. Accordingly, the sound filler has a substantially symmetrical shape.

The inside of the first and second cap portions 531 and 532 is formed hollow. In the inner space of the second cap portion 532, a spring 570 is inserted between the body portion 551 and the second holder portion 542, so that the second tip portion 520 is elastically resilient to the top of the guitar or It should be supported on the lower plate.

A length adjusting guide groove 551a is formed on the left side of the body portion 451 of the length adjusting portion, and a partition wall portion 551b is formed in the center, and a screw coupling portion screwed with the second cap portion 552 is formed on the right side. 551c is formed. The length adjustment guide groove 551a is formed as a "E'-shaped groove (or intaglio) along the length direction on the left side of the body portion as shown in Fig. 19. According to the spacing of the length adjustment guide groove 551a The length adjustment of each step may be different The left side of the body portion 551 is inserted into the cover portion 552.

Therefore, the cover portion 552 is disposed in a space between the inner surface of the first cap portion 531 and the left side of the body portion. As shown in FIG. 20, the cover portion 552 is formed with a length guide portion 552a at one end region. When the length adjusting guide groove 551a is formed in plural, the length adjusting guide portion 552a is also formed in plural to correspond thereto. The length adjustment guide portion 552a is moved along the "E'-shaped groove 551a to achieve step-by-step length adjustment of the sound filler. The length adjustment guide portion 552a along the" E'-shaped groove 551a " ) To move first rotating the first cap portion 531 clockwise as an example, the length adjustment guide portion 552a is moved in the horizontal direction, and when the first cap portion 531 is pulled in the longitudinal direction, it is lengthwise in the vertical direction. The adjustment guide portion 552a moves. After pulling the desired length and rotating the first cap part 531 again counterclockwise, the length adjustment guide part 552a is moved again in the horizontal direction to achieve length adjustment.

All the contents described in the Republic of Korea Patent Application No. KR 10-2015-0068642 (invention name: tone control device for string instruments) filed by the applicant may be included in the contents of the present application to support the above description.

In the description of the present invention, descriptions that are obvious to those skilled in the art and those skilled in the art may be omitted, and descriptions of the omitted components (methods) and functions may be sufficiently referenced without departing from the technical spirit of the present invention. Will be able to.

Descriptions of the components and functions of the above-described parts have been described separately from each other for convenience of description, and if necessary, any one component and function may be implemented by being integrated into other components, or may be implemented by being further subdivided.

As described above, with reference to one embodiment of the present invention, the present invention is not limited to this, and various modifications and applications are possible. That is, those skilled in the art will readily understand that many modifications are possible without departing from the gist of the present invention. In addition, it should be noted that when it is determined that a detailed description of a known function related to the present invention and its configuration or a coupling relationship for each configuration of the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description is omitted. something to do.

10: acoustic guitar, 11: sound hole, 100: top plate, 110: top plate bracing, 111: top plate first brass, 112: top plate 2 second blade, 120: sound filler seating groove (inserting groove or support seating groove), 130: sound Filler guide groove, 200: lower plate, 210: lower plate bracing, 211: lower plate first bracing, 212: lower plate second bracing, 213: lower plate third bracing, 214: lower plate fourth bracing, 215: lower plate fifth bracing, 220: Sound filler seating groove (insertion groove or support seating groove), 300: sound filler, 310: first support portion (first tip portion), 320: second support portion (second tip portion), 330: body portion (or cap portion), 331 : 1st cap part, 332: 2nd cap part, 340: Holder part, 341: 1st holder part, 342: 2nd holder part, 350: Length adjustment part, 351: Uneven part, 352: Plate spring part, 352a: Bend part , 353: partition wall part, 354: screw coupling part, 361: first screw part (or first coupling part), 362: second screw part (or second coupling part), 370: elastic part, 410: first support part (product 1 tip part), 420: 2nd support part (2nd tip part), 430: body part (or cap part), 431: 1st cap part, 432: 2nd cap part, 440: holder part, 441: 1st holder part, 442: 2nd holder part, 450: length adjustment Part, 451: body part, 451a: length guide groove, 451b: stop guide groove, 451c: partition wall part, 451d: screw coupling part, 452: cover part, 452a: length adjustment guide part, 452b: stop protrusion, 461: First screw part (or first coupling part), 470: elastic part, 510: first support part (first tip part), 520: second support part (second tip part), 530: body part (or cap part), 531: first 1 cap part, 532: second cap part, 540: holder part, 541: first holder part, 542: second holder part, 550: length adjusting part, 551: body part, 551a: length adjusting guide groove, 551b: partition wall part , 551c: screw coupling portion, 552: cover portion, 552a: length adjustment guide portion, 561: first screw portion (or first coupling portion), 570: elastic portion

Claims (22)

delete delete delete delete delete delete delete delete delete delete delete delete delete delete Body Part,
A tip portion having a first tip portion coupled to one end of the body portion and a second tip portion coupled to the other end of the body portion, and
It includes a length adjusting portion for moving at least one of the tip portion in the longitudinal direction by the external force,
The tip portion is adjusted and supported by the length of the upper and lower regions of the guitar to adjust the tone of the guitar,
The length adjusting portion is adjusted by pushing and pulling by an external force,
The length adjustment unit,
Uneven parts provided on one side of the body,
A plate spring portion that moves in the longitudinal direction relative to the uneven portion by external force, and
Tone control device comprising a screw coupling provided on the other side of the body.
delete delete Body Part,
A tip portion having a first tip portion coupled to one end of the body portion and a second tip portion coupled to the other end of the body portion, and
It includes a length adjusting portion for moving at least one of the tip portion in the longitudinal direction by the external force,
The tip portion is adjusted and supported by the length of the upper and lower regions of the guitar to adjust the tone of the guitar,
The length adjusting part is adjusted by being rotated by an external force,
The length adjustment unit,
A body portion having a length adjusting guide groove formed while having a predetermined angle in the longitudinal direction on one side of the body and a screw coupling portion provided on the other side of the body, and
And a cover portion having a length guide portion guided along the length guide groove by external force.
Body Part,
A tip portion having a first tip portion coupled to one end of the body portion and a second tip portion coupled to the other end of the body portion, and
It includes a length adjusting portion for moving at least one of the tip portion in the longitudinal direction by the external force,
The tip portion is adjusted and supported by the length of the upper and lower regions of the guitar to adjust the tone of the guitar,
The length adjusting portion is adjusted by pulling and rotating by an external force,
The length adjustment unit,
A body portion having a length-adjusting guide groove provided with an E-shaped groove on one side of the body and a screw coupling portion provided on the other side of the body, and
And a cover portion having a length guide portion guided along the length guide groove by external force.
The method of claim 15,
The plate spring portion,
A tone adjusting device characterized in that a plurality of leg portions bent downward from the center are disposed to surround the uneven portions.
The method of claim 18,
One side of the body portion where the length adjustment guide groove is provided is inserted into the cover portion,
The length adjustment guide groove is a tone control device, characterized in that formed in a diagonal.
The method of claim 19,
The tone adjustment device, characterized in that the length adjustment for each step varies depending on the lengthwise interval of the E-shaped groove.

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