JP4239979B2 - Keyboard instrument - Google Patents

Description

  The present invention relates to a keyboard instrument having a keyboard portion and an operator group provided on an upper surface.

Conventionally, as shown in Patent Document 1, a keyboard instrument having a cover body such as a case is known. In the keyboard instrument of the above-mentioned patent document 1, the keyboard instrument body is covered with a carrying case as a cover body to make the keyboard instrument portable.
Japanese Utility Model Publication No. 58-77399

  However, in the keyboard instrument disclosed in Patent Document 1, the cover body is used when carrying the keyboard instrument, and covers the entire keyboard instrument including the operator group and the keyboard. .

  Therefore, for example, when the keyboard instrument body is used exclusively for performance, the cover body is not present, so the panel surface is discolored and deteriorated due to impact, external force, etc., or due to secular change. It is easy to do.

  By the way, in recent years, in the genre of keyboard musical instruments, there is a tendency that each user wants something different from other users. However, in many cases, the main body of a keyboard instrument is made of resin, and diversification of decorations in the main body itself is difficult in terms of cost. For this reason, although a variety of designs have been made by providing a plurality of colors and the like, the actual situation is that there is not much substitute. Therefore, there is room for improvement in terms of diversifying the decoration of keyboard instruments.

The present invention has been made to solve the above-described problems of the prior art, and its purpose is to protect the entire musical instrument main body with both the front and rear cover bodies, and the front cover body while the rear cover body is attached. By removing it, you can play the instrument group and the keyboard without losing the operation while protecting the second half of the instrument body , and the design of the rear and front covers makes it easy to decorate the keyboard instrument. It is to provide a keyboard instrument that can be diversified.

In order to achieve the above object, a keyboard instrument according to claim 1 of the present invention is a musical instrument body having a back surface (12), left and right side surfaces (13, 14), and a top surface (11) that provides a panel surface (11a). (10), a keyboard portion (16) provided on the upper surface of the instrument body, an operator group (19) provided on the panel surface of the upper surface of the instrument body, and a rear half of the instrument body A rear cover body that is detachable with respect to a portion, and a front cover body that is detachable with respect to a front half portion of the instrument body, wherein the rear cover body includes the back surface, the left and right sides of the instrument body. face, back covering portion for covering the panel surface, respectively (32), the side surface covering portions (33, 34), which has the panel surface covering portion (31), to the panel surface covering portion, corresponding to the operator group An opening (31a) corresponding to the operator group that opens is formed. It is, when the rear cover is covered on said instrument main body, together with the keyboard unit is exposed, the operator group from the operator group corresponding opening in the panel surface covering portion is configured to expose, The rear cover body has a double structure in which an upper layer portion is stacked on a lower layer portion, and the upper layer portion is detachably joined to the lower layer portion by a joining means, and the front cover body Is configured to cover the keyboard portion and the operator group of the musical instrument main body in a mounted state and to allow the performance by exposing the keyboard portion and the operator group in a non-mounted state. The body is detachable from the musical instrument main body in a state where the rear cover body is mounted on the musical instrument main body .

  In addition, the code | symbol in the said parenthesis is an illustration.

According to the keyboard instrument of the first aspect of the present invention, the entire musical instrument main body can be protected by both the front and rear cover bodies, and the front cover body can be removed while the rear cover body is attached , so that the rear half of the musical instrument main body is removed. It is possible to perform the performance without sacrificing the operation of the operator group and the keyboard while protecting the keyboard , and it is possible to easily diversify the decoration of the keyboard instrument by the design of the rear and front cover bodies.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is an exploded perspective view of a keyboard instrument according to an embodiment of the present invention. FIG. 2 is a plan view of the keyboard instrument. This keyboard musical instrument is formed by mounting (covering) one detachable rear cover 30 and one front cover 40 on a resin musical instrument main body 10 (see FIG. 2). Hereinafter, the player side of the keyboard instrument is referred to as the front, and the right side viewed from the player is referred to as the right side.

  As shown in FIG. 1, a plurality of rear covers 30 and front covers 40 are provided (30-1 to 30-n, 40-1 to 40-n), one of which is selected, and the instrument main body 10 is selected. It is put on. Both the rear cover 30 and the front cover 40 are integrally formed of synthetic leather or the like. The plurality of rear covers 30 have the same basic shape (described later), but have different appearance elements including at least one of color, brightness, pattern, and surface irregularities. The same applies to the plurality of front covers 40, the basic shape is the same, and the appearance elements are different from each other.

  The rear cover 30 and the front cover 40 are selected by the user. For example, the user selects one each when purchasing the keyboard instrument. Alternatively, several pieces of the back cover 30 and the front cover 40 may be attached to the musical instrument main body 10, and the user may select and install the desired back cover 30 and the front cover 40 after purchase. In this case, the user can change the rear cover 30 and the front cover 40 to be attached at any time.

  As shown in FIGS. 1 and 2, the musical instrument main body 10 has an upper surface 11, a rear surface 12, a left side surface 13, a right side surface 14, a front surface 15 and a bottom surface (not shown), and is configured in a substantially rectangular parallelepiped shape. A part of the upper surface 11 provides a panel surface 11a. That is, a keyboard portion 16 is provided on the upper surface 11, and a portion of the upper surface 11 behind the keyboard portion 16 is a panel surface 11 a. Immediately after the keyboard portion 16, an operator group 19 (19 (1) to 19 (3)) is provided on the panel surface 11a. The operator group 19 is centrally arranged in the approximate center in the left-right direction of the keyboard instrument. Thereby, when operating the operating element group 19, the moving distance of the hand between the operating elements is short, and the operating element is easy to operate. The operation element group 19 may include a display unit.

  A terminal group 18 is provided on the rear surface 12 of the instrument body 10 (see FIG. 1). The terminal group 18 is used to connect to other devices or to a power source, and these are also concentrated and arranged at the approximate center in the left-right direction of the keyboard instrument. Speaker units 17 (17L, 17R) are provided on the left and right sides of the musical instrument main body 10. The speaker portions 17L and 17R are provided from the upper surface 11 to the rear surface 12.

  3A is a perspective view of the rear cover 30 viewed from the back side, and FIG. 3B is a perspective view of the front cover 40 viewed from the back side.

  As shown in FIGS. 1 to 3, the rear cover 30 is basically shaped so as to substantially cover the rear half of the instrument main body 10, and when mounted, the panel surface 11 a, the rear surface 12, and the left side surface of the instrument main body 10. 13 and the right side surface 14, an upper plate portion 31, a rear plate portion 32, a left side plate portion 33 and a right side plate portion 34 respectively. The upper plate portion 31 and the rear plate portion 32 are formed with cutout portions 31a and 32a cut out in shapes corresponding to the operator group 19 and the terminal group 18, respectively. In addition, speaker corresponding portions 37 (37L, 37R) formed of a large number of small holes are formed in portions corresponding to the speaker portions 17L, 17R from the upper plate portion 31 to the rear plate portion 32.

  As shown in FIG. 3, a plurality of adhesive portions 36 (36 (1) to 36 (3)) are provided on the back surface of the upper plate portion 31, and the back surfaces of the left plate portion 33 and the right plate portion 34. Are provided with adhesive portions 38 (38 (1), 38 (2)), and a plurality of adhesive portions 39 (39 (1) to 39 (4)) are provided on the back surface of the rear plate portion 32. Yes. These adhesive portions 36, 38, 39 are made of a material that is not too strong to resin and synthetic leather, such as a transparent silicon sheet, and is suitable for repeated pasting / peeling. 31, the left side plate portion 33, the right side plate portion 34, and the rear plate portion 32 are bonded so as not to be easily peeled off.

  On the other hand, as shown in FIGS. 1 to 3, the front cover 40 is configured as a basic shape so as to mainly cover the front half of the instrument body 10, and the upper surface 11 and the left side surface 13 of the instrument body 10 when mounted. The upper plate 41, the left plate 43, the right plate 44, and the front plate 45 are opposed to the right side 14 and the front side 15, respectively. The upper plate portion 41 has an extending portion 41 a extending rearward from a portion corresponding to the keyboard portion 16, and this extending portion 41 a corresponds to the operator group 19 and is slightly larger than the notch portion 31 a of the rear cover 30. Is formed.

  As shown in FIG. 3, a plurality of adhesive portions 46 (46 (1) to 46 (3)) are provided on the back surface of the upper plate portion 41, and the back surfaces of the left plate portion 43 and the right plate portion 44. Are provided with adhesive portions 48 (48 (1), 48 (2)), and a plurality of adhesive portions 49 (49 (1) to 49 (4)) are provided on the back surface of the front plate portion 45. Yes. The structures of these adhesive portions 46, 48, and 49 are the same as those of the adhesive portion 36 and the like.

  The adhesive portions 36, 38, 39, 48, and 49 are for being attached to the musical instrument main body 10, but only the adhesive portion 46 is for being attached to the rear cover 30. The rear cover 30 and the front cover 40 are arranged in an overlapping range. Note that the portion of the instrument body 10 that faces the adhesive portions 36, 38, 39, 48, and 49 and the portion of the upper plate portion 31 of the rear cover 30 that corresponds to the adhesive portion 46 are all smooth and flat. It is formed to be easy to stick.

  In this configuration, in order to attach each selected rear cover 30 and front cover 40 to the musical instrument main body 10, first, the musical instrument main body 10 is covered with the rear cover 30 from above, and the adhesive portions 36 and 39 are attached to the musical instrument main body 10. Adhesive portions 38 are attached to the left and right side surfaces 13 and 14 of the instrument body 10 on the panel surface 11a and the rear surface 12, respectively. Thereafter, the front cover 40 is put on the musical instrument main body 10 from above, the adhesive portion 48 is adhered to the left side surface 13 and the right side surface 14 of the musical instrument main body 10, and the adhesive portion 49 is adhered to the front surface 15 of the musical instrument main body 10. The part 46 is attached to the surface of the upper plate part 31 of the rear cover 30.

  When performing, it is necessary to remove the front cover 40, but the rear cover 30 may remain attached. That is, when only the rear cover 30 is attached, the keyboard portion 16 is completely exposed, and the operator group 19 and the terminal group 18 are also completely exposed from the notches 31a and 32a of the rear cover 30. Therefore, even with the rear cover 30 attached, performance can be performed without impairing the operation of the operators of the operator group 19 and the functions of the terminals of the terminal group 18 at all. In addition, the portion covered with the rear cover 30 is not easily damaged by impact, external force, etc., and particularly, the panel surface 11a is unlikely to be discolored or deteriorated due to secular change. Further, the pronunciation of the speaker unit 17 is emitted through the speaker corresponding unit 37.

  On the other hand, when not playing for a while, such as when stored, the rear cover 30 and the front cover 40 are both mounted. The front cover 40 completely covers the keyboard portion 16, and the extended portion 41a overlaps the upper plate portion 31 of the rear cover 30 to cover the cutout portion 31a. Covered with. As a result, the entire instrument body 10 is protected from impact, external force, etc., and discoloration and deterioration of the surface of the instrument body 10 due to secular change are suppressed.

  According to the present embodiment, since the keyboard unit 16, the operator group 19, and the terminal group 18 are exposed with the rear cover 30 attached, the keyboard operation and operator can be operated even with the rear cover 30 attached. The performance can be performed without damaging the operation and the like, and the portion covered with the rear cover 30 of the instrument body 10 can be protected.

  Further, since the rear cover 30 and the front cover 40 are each selected from a plurality of types according to the user's request so as to be put on the musical instrument body 10, the selection of the rear cover 30 and the front cover 40 allows the keyboard instrument to be selected. Appearance can be made to the user's preference. Therefore, if the types of designs of the rear cover 30 and the front cover 40 are increased, the decoration of the keyboard instrument can be easily diversified at low cost.

  Furthermore, since each said adhesive part was made into the silicon sheet, since it is not necessary to give an adhesive to the surface of the musical instrument main body 10, and the surface of the upper board part 31 of the back cover 30, the state which removed the front cover 40 The appearance of the keyboard instrument is not impaired with the rear cover 30 removed. And since each said adhesion part is transparent, the appearance at the time of seeing the removed rear cover 30 and the front cover 40 from the back side is also good.

  Note that the cutout portion 31a may be formed as a hole as long as the operator group 19 is exposed. Incidentally, in the present embodiment, the operator group 19 is arranged immediately after the keyboard portion 16 and is close to the keyboard portion 16, so that both the keyboard portion 16 and the operator group 19 are attached when the rear cover 30 is attached. When exposed, the notch 31a of the rear cover 30 can be formed by notching as described above, and the configuration of the rear cover 30 is simpler than when a large hole or the like is provided.

  In addition, arrangement | positioning and the number of each said adhesion part are not limited to what was illustrated, For example, you may give to the perimeter along the edge of the rear cover 30 and the front cover 40. FIG. Moreover, the structure of each said adhesive part is not limited to adhesives, such as a silicon sheet, You may use physical joining means, such as a hook and a magic tape (trademark).

  Hereinafter, a modification of the present embodiment will be described with reference to FIGS. 4 and 5. 4A, 4B, and 4C are partial perspective views of a musical instrument main body and a rear cover according to first, second, and third modifications of the present embodiment. The front cover is not shown because it is the same as the front cover 40 described above.

  In the first modification, as shown in FIG. 5A, the musical instrument main body 110 corresponding to the musical instrument main body 10 is provided with a rotary operator 111 for controlling the musical sound effect on the left side of the panel surface 11a. ing. Other configurations are the same as those of the musical instrument main body 10. On the other hand, the rear cover 130 corresponding to the rear cover 30 is provided with a through hole 131 in a portion corresponding to the rotary operator 111 in the upper plate portion 31. Other configurations are the same as those of the rear cover 30. When the rear cover 130 is put on the musical instrument main body 110, the rotary operator 111 is completely exposed from the through hole 131 so that the rotary operator 111 can be operated without any trouble during performance.

  In the second modification, as shown in FIG. 4B, the musical instrument main body 210 corresponding to the musical instrument main body 10 is provided with a speaker portion 217L corresponding to the speaker portion 17L on the rear surface 12 thereof. Other configurations are the same as those of the musical instrument main body 10. On the other hand, the rear cover 230 corresponding to the rear cover 30 is provided with a speaker corresponding portion 237L including a number of small holes similar to the speaker corresponding portion 37L in the portion corresponding to the speaker portion 217L in the rear plate portion 32. Yes. The sound of the speaker unit 217L is emitted through the speaker corresponding unit 237L. Although not shown on the right side, the same parts as the speaker unit 217L and the speaker corresponding unit 237L are also provided at the left and right symmetrical positions on the right side of the instrument main body 210 and the rear cover 230.

  In the third modification, as shown in FIG. 5C, the musical instrument main body 310 corresponding to the musical instrument main body 10 is provided with a speaker portion 317L corresponding to the speaker portion 17L on the left side of the panel surface 11a. Yes. Other configurations are the same as those of the musical instrument main body 10. On the other hand, the rear cover 330 corresponding to the rear cover 30 is provided with a speaker corresponding portion 337L including a large number of small holes similar to the speaker corresponding portion 37L in the portion corresponding to the speaker portion 317L in the upper plate portion 31 thereof. ing. The sound of the speaker unit 317L is emitted through the speaker corresponding unit 337L. Although not shown on the right side, the same parts as the speaker unit 317L and the speaker corresponding unit 337L are also provided at the left and right symmetrical positions on the right side of the musical instrument main body 310 and the rear cover 330.

Also by these first to third modifications, the same effects as those of the present embodiment described with reference to FIGS.

In the present embodiment, the speaker corresponding portions 37, 237, and 337 are configured by a large number of small holes, but the present invention is not limited thereto, and is configured by large holes having shapes corresponding to the speaker portions 17, 217, and 317. May be.

  FIG. 5 is a schematic diagram of a partial cross section of a musical instrument main body and a rear cover according to a fourth modification of the present embodiment. In the fourth modification, the rear cover 50 corresponding to the rear cover 30 has a split double structure. The configuration of the other parts of the rear cover 50 is the same as that of the rear cover 30. The front cover is the same as the front cover 40 described above.

  As shown in FIG. 5, the rear cover 50 is formed by superposing an upper layer portion 51 and a lower layer portion 52 each having the same shape as the rear cover 30. That is, in the figure, only the rear portion is shown, but the upper layer portion 51 and the lower layer portion 52 are bent downward along the rear surface 12, the left side surface 13, and the right side surface 14 of the instrument body 10 (see FIG. 2). In addition, the adhesive portion 53 provided on at least one of the back surface of the upper layer portion 51 and the surface of the lower layer portion 52 is in an adhesive state that allows repeated pasting / peeling. The configuration of the adhesive portion 53 is the same as that of the adhesive portion 36, but may be a physical joining means such as the above-described Velcro (registered trademark).

  Thus, by making the rear cover 50 have a split double structure, only the upper layer portion 51 can be exchanged. Therefore, for example, when the upper layer portion 51 becomes dirty, if only the upper layer portion 51 is obtained from the manufacturer and replaced, it can be restored to the same appearance as when it is new, and the user's attachment to the instrument body 10 can be maintained for a long time. Can be. Further, the upper layer portion 51 and the lower layer portion 52 do not need to have the same material, texture, and the like. For example, the lower layer portion 52 has a non-high-quality finish and only the upper layer portion 51 has a high-quality finish. A high-class feeling can be obtained while suppressing the rise.

  In the fourth modified example, among the adhesive portions 53, for example, those located on the upper surface of the lower layer portion 52 are configured by physical joining means such as buttons and hooks, and the contour of the joining means is the upper layer portion 51. If it is visually recognized from the front side, the joining means itself can be a part of the decoration.

  In the present embodiment, the rear cover 30 and the front cover 40 are not limited to synthetic leather, but may be composed of other materials. However, from the viewpoint of obtaining a larger decorative effect, the instrument body 10 (resin ) Is preferably made of a material having a different texture.

  Although the front cover 40 is provided in the present embodiment, a configuration in which only the rear cover 30 is provided as a cover body may be employed. In this case, from the viewpoint of enabling performance with no trouble in the mounted state, the rear cover 30 may be configured such that at least the keyboard portion 16 and the operator group 19 are exposed with respect to the upper surface 11 of the instrument body 10. For example, you may comprise so that not only the area | region in which the keyboard part 16 and the operation element group 19 exist but not only the panel surface 11a but the upper surface 11 may be covered. In this case, the left side plate portion 33 and the right side plate portion 34 of the rear cover 30 may be configured to cover the entire left side surface 13 and right side surface 14, respectively.

  Alternatively, an integral cover body that serves as both the rear cover 30 and the front cover 40 may be provided. In this case, the upper surface 11 of the musical instrument main body 10 may be configured such that at least the keyboard portion 16 and the operator group 19 are exposed when the cover body is mounted.

It is a disassembled perspective view of the keyboard musical instrument which concerns on one embodiment of this invention. It is a top view of the keyboard instrument. It is the perspective view (figure (a)) which looked at the back cover from the back side, and the perspective view (figure (b)) which looked at the front cover from the back side. It is a fragmentary perspective view (a figure (a), (b), and (c)) of a musical instrument main part and a back cover concerning the 1st, 2nd, and 3rd modification of this embodiment. It is a schematic diagram of the partial cross section of the musical instrument main body and rear cover which concern on the 4th modification of this Embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 musical instrument main body, 11 upper surface, 12 rear surface (back surface), 13 left side surface, 14 right side surface, 11a panel surface, 16 keyboard part, 19 operator group, 30, 30-1-30-n rear cover (cover body), 31 Upper plate portion (panel surface covering portion), 31a Notch portion (operator group corresponding opening), 32 Rear plate portion (back surface covering portion), 33 Left side plate portion (side surface covering portion), 34 Right side plate portion (side surface covering) Part)

Claims (4)

An instrument body having a back surface, left and right side surfaces, and an upper surface providing a panel surface;
A keyboard provided on the upper surface of the instrument body;
A group of operators provided on the panel surface of the upper surface of the instrument body;
A rear cover body detachably attached to the rear half of the instrument body;
A front cover body that is detachable from the front half of the instrument body;
The rear cover, the rear, the left and right side surfaces of the instrument main body, the rear cover section that covers the panel face, respectively, the side surface covering portion, and has a panel surface covering portion, on the panel surface covering portion, wherein An opening corresponding to the operating element group is formed, and when the rear cover body is put on the instrument body, the keyboard part is exposed and the operation of the panel surface covering part is performed. The operator group is configured to be exposed from the child group corresponding opening ,
The rear cover body has a double structure in which an upper layer portion is stacked on a lower layer portion, and the upper layer portion is detachably joined to the lower layer portion by a joining means,
The front cover body is configured to cover the keyboard portion and the operator group of the instrument body in the mounted state, and to allow the keyboard portion and the operator group to be exposed when the instrument is not attached. ,
The keyboard instrument according to claim 1, wherein the front cover body is detachable from the instrument body in a state where the rear cover body is mounted on the instrument body . The rear cover body and the front cover body have portions that overlap each other in the front-rear direction in the mounted state, and the front cover body is not only to the instrument body when mounted, but also to the rear The keyboard instrument according to claim 1, wherein the keyboard instrument is also joined to the overlapping portion of the side cover body. The rear cover body has the same basic shape, and there are a plurality of appearance elements including at least one of color, brightness, pattern, and surface irregularity, and one selected among them is the The keyboard instrument according to claim 1, wherein the keyboard instrument is configured to be attached to an instrument body. There are a plurality of front cover bodies having the same basic shape and different appearance elements including at least one of color, brightness, pattern, and surface irregularities, and one selected among them is the musical instrument. The keyboard instrument according to claim 1, wherein the keyboard instrument is configured to be attached to a main body.

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