JP2545353Y2 - Enclosure - Google Patents
EnclosureInfo
- Publication number
- JP2545353Y2 JP2545353Y2 JP1993043205U JP4320593U JP2545353Y2 JP 2545353 Y2 JP2545353 Y2 JP 2545353Y2 JP 1993043205 U JP1993043205 U JP 1993043205U JP 4320593 U JP4320593 U JP 4320593U JP 2545353 Y2 JP2545353 Y2 JP 2545353Y2
- Authority
- JP
- Japan
- Prior art keywords
- housing
- upper housing
- lower housing
- facing
- types
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Packaging Of Machine Parts And Wound Products (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案は、電子楽器（電子ピアノ
等）等に適用される筐体に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a housing applied to an electronic musical instrument (such as an electronic piano).
【０００２】[0002]
【従来の技術】従来の電子楽器の筐体は、上筐体と下筐
体とを互いに対向させて嵌合装着してなるものである。2. Description of the Related Art The housing of a conventional electronic musical instrument is formed by fitting an upper housing and a lower housing so as to face each other.
【０００３】[0003]
【考案が解決しようとする課題】このような筐体にあっ
ては、電子楽器の機種により、その形状が異なるもので
あり、各機種に対応して上筐体と下筐体とを、それぞれ
の金型を用いて成形していた。このため、高価な金型を
機種に対応してそれぞれ備えなければならず、設備費が
多くなり、製作コストがアップするという問題点があっ
た。[Problems to be Solved by the Invention] The shape of such a case differs depending on the model of the electronic musical instrument, and the upper case and the lower case are respectively associated with each model. Molding was performed using a mold. For this reason, expensive molds must be provided for each model, and there is a problem that equipment costs increase and manufacturing costs increase.
【０００４】本考案は上記事情に鑑みてなされたもの
で、上筐体の形状が種々変わっても、各種の上筐体に対
して下筐体を共通化し得、下筐体の金型が一種類で済
み、設備費を軽減し得るようにした筐体を提供すること
にある。The present invention has been made in view of the above circumstances, and even if the shape of the upper housing is variously changed, the lower housing can be used in common with various upper housings, and the mold of the lower housing can be used. It is an object of the present invention to provide a housing which can be reduced to one type and can reduce equipment costs.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に本考案は、上筐体と下筐体とを互いに対向させて嵌合
装着してなる筐体において、前記下筐体は単一種類で、
前記上筐体は形状が互いに異なる２種類であり、前記下
筐体の前記上筐体との対向面側周縁部に係合凸部を突設
し、前記２種類の上筐体の１つは、その内部に設けられ
たリブに前記下筐体の係合凸部が係止される凹部を持
ち、この凹部と前記係合凸部が互いに係止することによ
り第１の筐体を構成し得、前記２種類の上筐体の他の１
つは、その壁面内部に前記下筐体の係合凸部が当接して
前記下筐体が前記上筐体に係止することにより前記第１
の筐体とは異なる種類の第２の筐体を構成し得るように
したことを特徴とするものである。In order to achieve the above object, the present invention provides a housing in which an upper housing and a lower housing are fitted to each other so as to face each other. By type,
The upper housing is of two types different in shape from each other , and an engagement protrusion is provided on a peripheral portion of the lower housing facing the upper housing.
And one of the two types of upper housing is provided therein.
The rib has a concave portion where the engaging convex portion of the lower housing is locked.
That is, the concave portion and the engaging convex portion are locked with each other.
To form a first housing, and another one of the two types of upper housing.
First, the engagement projection of the lower housing abuts inside the wall surface.
The first housing is locked by the lower housing to the upper housing.
To form a second case of a type different from the case of
It is characterized by having done.
【０００６】[0006]
【作用】単一種類の下筐体と２種類の上筐体のいずれか
とを組み合わせて、その組み合わせた下筐体と上筐体と
を互いに対向させて嵌合装着することにより、２種類の
上筐体と単一種類の下筐体とによって２種類の筐体を構
成することができる。これにより、２種類の上筐体に対
して下筐体を共通化することができ、従って、下筐体を
成型するための金型が１種類で済み、設備費を軽減し得
る。 [Function] Either a single type of lower housing or two types of upper housing
And the combined lower housing and upper housing
Are attached to each other so that they face each other.
Two types of housings are composed of an upper housing and a single type of lower housing.
Can be achieved. This allows two types of upper housing
And the lower housing can be shared.
Only one type of mold is required, which can reduce equipment costs.
You.
【０００７】[0007]
【実施例】以下、本考案の一実施例を図面に基づき説明
する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.
【０００８】本実施例は、電子ピアノの筐体に適用した
もので、図１は、本実施例に係わる筐体の一部を示す平
面図、図２は、図１のＡ矢視図、図３は、図１のＢ矢視
図である。各図中、１は筐体で、上筐体２と下筐体３と
を互いに対向させて嵌合装着してなる。This embodiment is applied to a housing of an electronic piano. FIG. 1 is a plan view showing a part of the housing according to the embodiment, FIG. FIG. 3 is a view taken in the direction of the arrow B in FIG. In each of the drawings, reference numeral 1 denotes a housing, and the upper housing 2 and the lower housing 3 are fitted and mounted so as to face each other.
【０００９】図４に示すように、上筐体２の下筐体３と
の対向面内側の奥行き寸法Ｌ１は、下筐体３の上筐体２
との対向面外側の奥行き寸法Ｌ２より、所定寸法Ｌ３だ
け大きく設定されている。また、上筐体２の下筐体３と
の対向面内側の間口寸法Ｌ４は、下筐体３の上筐体２と
の対向面外側の間口寸法Ｌ５とほぼ同一（隙間なく嵌合
する程度）に設定されている。As shown in FIG. 4, the depth dimension L1 inside the upper housing 2 facing the lower housing 3 is equal to the upper housing 2
Is set to be larger by a predetermined dimension L3 than the depth dimension L2 on the outer side of the opposing surface. A frontage dimension L4 inside the upper housing 2 facing the lower housing 3 is substantially the same as a frontage dimension L5 outside the lower housing 3 facing the upper housing 2 (the degree of fitting without any gap). ) Is set to
【００１０】上筐体２のコーナー部４は内・外周面とも
に円弧状（アール；Ｒ）となっており、下筐体３のコー
ナー部５は角状（直角）となっている。上筐体２の下筐
体３との対向面の奥行き方向内側面には、間口方向に所
定間隔を存して複数個（図４では１個のみ図示してあ
る）の係合リブ６が一体に突設されている。この係合リ
ブ６には、図５に示すようにＶ字状の係合溝７が形成さ
れている。The corner portion 4 of the upper housing 2 has an arc shape (R; R) on both the inner and outer peripheral surfaces, and the corner portion 5 of the lower housing 3 has a square shape (right angle). On the inner surface in the depth direction of the upper housing 2 facing the lower housing 3, a plurality of (only one is illustrated in FIG. 4) engagement ribs 6 are provided at predetermined intervals in the frontage direction. It protrudes integrally. A V-shaped engagement groove 7 is formed in the engagement rib 6 as shown in FIG.
【００１１】係合溝７には、下筐体３の上筐体２との対
向面側周縁部８に一体に突設された断面３角状の係合凸
部９が係合されている。上筐体２の周側壁部１０は内側
に向かって傾斜しており、これによって、上筐体２の上
面の面積が、下筐体３の上筐体２との対向面の面積とほ
ぼ同一となっている。The engaging groove 7 is engaged with an engaging projection 9 having a triangular cross section and integrally projecting from a peripheral edge 8 of the lower housing 3 facing the upper housing 2. . The peripheral side wall portion 10 of the upper housing 2 is inclined inward, so that the area of the upper surface of the upper housing 2 is substantially the same as the area of the lower housing 3 facing the upper housing 2. It has become.
【００１２】そして、上筐体２の係合リブ６の係合溝７
を下筐体３の係合凸部９に、図４及び図５に示すように
係合し、下筐体３の上筐体２との対向面側周縁部８の外
側から図示しないビス等を螺合して、上筐体２と下筐体
３とを互いに固定することによって、本考案の筐体１が
構成されるものである。The engagement groove 7 of the engagement rib 6 of the upper housing 2
4 and 5 are engaged with the engaging projections 9 of the lower housing 3 as shown in FIG. 4 and FIG. And the upper housing 2 and the lower housing 3 are fixed to each other to form the housing 1 of the present invention.
【００１３】また、上述した下筐体３は、図６及び図７
に示すように上述した上筐体２とは形状の異なる別の第
２の上筐体２ａとも互いに対向して嵌合装着されて、別
機種用の筐体１ａを構成するものである。The lower housing 3 described above is provided in FIGS.
As shown in FIG. 7, a second upper housing 2a having a different shape from that of the upper housing 2 described above is fitted and mounted facing each other to form a housing 1a for another model.
【００１４】即ち、第２の上筐体２ａの下筐体３との対
向面内側の奥行き寸法Ｌ１ａは、下筐体３の第２の上筐
体２ａとの対向面外側の奥行き寸法Ｌ２とほぼ同一（隙
間なく嵌合する程度）に設定されている。また、第２の
上筐体２ａの下筐体３との対向面内側の間口寸法Ｌ４ａ
は、下筐体３の第２の上筐体２ａとの対向面外側の間口
寸法Ｌ５とほぼ同一（隙間なく嵌合する程度）に設定さ
れている。That is, the depth L1a on the inner side of the second upper housing 2a facing the lower housing 3 is equal to the depth L2 on the outer side of the lower housing 3 facing the second upper housing 2a. They are set to be almost the same (to the extent that they fit without any gap). Further, a frontage dimension L4a on the inner side of the surface facing the second upper housing 2a and the lower housing 3.
Is set to be substantially the same as the frontage dimension L5 on the outer surface of the lower housing 3 facing the second upper housing 2a (to the extent that the lower housing 3 fits without a gap).
【００１５】第２の上筐体２ａのコーナー部４ａの外周
面は、上述した第１の上筐体２のコーナー部４より小径
の円弧状（アール；Ｒ）となっている。また、第２の上
筐体２ａのコーナー部４ａの内周面は角状（直角）とな
っている。第２の上筐体２ａの周側壁部１０ａは、上述
した第１の上筐体２の周側壁部１０より大きな傾斜角度
で内側に向かって傾斜しており、これによって、第２の
上筐体２ａの上面の面積が、下筐体３の第２の上筐体２
ａとの対向面の面積より小さくなっている。第２の上筐
体２ａの周側壁部１０ａの内側面に、下筐体３の第２の
上筐体２ａとの対向面側周縁部８の係合凸部９を含む外
側面部１１が係合するようになっている。The outer peripheral surface of the corner portion 4a of the second upper housing 2a has an arc shape (R; R) smaller in diameter than the corner portion 4 of the first upper housing 2 described above. The inner peripheral surface of the corner portion 4a of the second upper housing 2a has a square shape (right angle). The peripheral side wall portion 10a of the second upper housing 2a is inclined inward at a larger inclination angle than the peripheral side wall portion 10 of the first upper housing 2 described above. The area of the upper surface of the body 2 a is the second upper housing 2 of the lower housing 3.
It is smaller than the area of the surface facing a. An outer side surface portion 11 including an engagement convex portion 9 of a peripheral edge portion 8 of the lower housing 3 on the side facing the second upper housing 2a is engaged with the inner side surface of the peripheral side wall portion 10a of the second upper housing 2a. Are adapted.
【００１６】そして、第２の上筐体２ａの周側壁部１０
ａの内側面に、下筐体３の第２の上筐体２ａとの対向面
側周縁部８の係合凸部９を含む外側面部１１を、図６及
び図７に示すように係合し、下筐体３の第２の上筐体２
ａとの対向面側周縁部８の外側から図示しないビス等を
螺合して、第２の上筐体２ａと下筐体３とを互いに固定
することによって、本考案の別機種用の筐体１ａが構成
されるものである。Then, the peripheral side wall portion 10 of the second upper housing 2a
As shown in FIGS. 6 and 7, the outer side surface portion 11 including the engaging protrusion 9 of the peripheral portion 8 of the lower housing 3 facing the second upper housing 2 a is engaged with the inner side surface of the lower housing 3. And the second upper housing 2 of the lower housing 3
The second upper housing 2a and the lower housing 3 are fixed to each other by screwing screws or the like (not shown) from the outside of the peripheral edge portion 8 on the opposite surface side to the housing a. The body 1a is constituted.
【００１７】尚、上記実施例においては、電子ピアノの
筐体に適用した場合について説明したが、本考案はこれ
に限られるものではなく、上筐体と下筐体とを互いに対
向させて嵌合装着してなる筐体に対して幅広く適用可能
である。また、上筐体と下筐体との係合部の構成につい
ても、上述した実施例に限られるものではなく、本考案
の要旨を逸脱しない範囲で種々変更することは可能であ
る。In the above embodiment, the case where the present invention is applied to the housing of an electronic piano has been described. However, the present invention is not limited to this, and the upper housing and the lower housing are fitted to face each other. The present invention can be widely applied to a housing that is mounted together. Also, the configuration of the engagement portion between the upper housing and the lower housing is not limited to the above-described embodiment, and can be variously changed without departing from the gist of the present invention.
【００１８】[0018]
【考案の効果】以上詳述したごとく本考案の筐体によれ
ば、単一種類の下筐体と２種類の上筐体のいずれかとを
組み合わせて、その組み合わせた下筐体と上筐体とを互
いに対向させて嵌合装着することにより、２種類の上筐
体と単一種類の下筐体とによって２種類の筐体を構成す
ることができる。これにより、２種類の上筐体に対して
下筐体を共通化することができ、従って、下筐体を成型
するための金型が１種類で済み、設備費を軽減し得る。As described in detail above, according to the housing of the present invention, a single type of lower housing and one of two types of upper housings are used.
Combine and replace the combined lower housing and upper housing.
Two types of upper housing
A body and a single type of lower housing constitute two types of housing.
Can be This allows for two types of upper housing
The lower housing can be shared, so the lower housing is molded
Only one type of die is required, which can reduce equipment costs.
【図１】本考案の一実施例に係わる筐体の一部を示す平
面図である。FIG. 1 is a plan view showing a part of a housing according to an embodiment of the present invention.
【図２】図１のＡ矢視図である。FIG. 2 is a view taken in the direction of arrow A in FIG. 1;
【図３】図１のＢ矢視図である。FIG. 3 is a view taken in the direction of arrow B in FIG. 1;
【図４】図１のＣ円部の拡大図である。FIG. 4 is an enlarged view of a C circle portion of FIG. 1;
【図５】図４のＤ−Ｄ線に沿う断面図である。FIG. 5 is a sectional view taken along the line DD of FIG. 4;
【図６】別機種の筐体の一部を示す平面図である。FIG. 6 is a plan view showing a part of a housing of another model.
【図７】図６のＥ−Ｅ線に沿う断面図である。FIG. 7 is a sectional view taken along line EE in FIG. 6;
１ 筐体 １ａ 筐体 ２ 上筐体 ２ａ 上筐体 ３ 下筐体 Reference Signs List 1 housing 1a housing 2 upper housing 2a upper housing 3 lower housing
Claims (1)
合装着してなる筐体において、前記下筐体は単一種類
で、前記上筐体は形状が互いに異なる２種類であり、前
記下筐体の前記上筐体との対向面側周縁部に係合凸部を
突設し、前記２種類の上筐体の１つは、その内部に設け
られたリブに前記下筐体の係合凸部が係止される凹部を
持ち、この凹部と前記係合凸部が互いに係止することに
より第１の筐体を構成し得、前記２種類の上筐体の他の
１つは、その壁面内部に前記下筐体の係合凸部が当接し
て前記下筐体が前記上筐体に係止することにより前記第
１の筐体とは異なる種類の第２の筐体を構成し得るよう
にしたことを特徴とする筐体。1. A upper housing and the lower housing and the to face each other fitted and attached to comprising a housing, the lower housing in a single type, the upper housing is shaped two different from each other There is an engaging projection on the peripheral edge of the lower housing facing the upper housing.
And one of the two types of upper housing is provided inside the upper housing.
The concave part where the engaging convex part of the lower housing is locked to the rib
That the concave portion and the engaging convex portion are locked with each other.
It is possible to form a first housing, and the other of the two types of upper housings
One is that the engagement projection of the lower housing abuts inside the wall surface.
The lower housing is locked to the upper housing to
A second case different from the first case can be formed.
Housing, characterized in that the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1993043205U JP2545353Y2 (en) | 1993-07-13 | 1993-07-13 | Enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1993043205U JP2545353Y2 (en) | 1993-07-13 | 1993-07-13 | Enclosure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH078291U JPH078291U (en) | 1995-02-03 |
| JP2545353Y2 true JP2545353Y2 (en) | 1997-08-25 |
Family
ID=12657430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1993043205U Expired - Lifetime JP2545353Y2 (en) | 1993-07-13 | 1993-07-13 | Enclosure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2545353Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5682852B2 (en) * | 2009-08-19 | 2015-03-11 | ヤマハ株式会社 | Electronic keyboard instrument exterior structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4932483B2 (en) * | 1971-10-30 | 1974-08-30 |
-
1993
- 1993-07-13 JP JP1993043205U patent/JP2545353Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH078291U (en) | 1995-02-03 |
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