JP3177440B2 - Mobile phone - Google Patents
Mobile phoneInfo
- Publication number
- JP3177440B2 JP3177440B2 JP07581496A JP7581496A JP3177440B2 JP 3177440 B2 JP3177440 B2 JP 3177440B2 JP 07581496 A JP07581496 A JP 07581496A JP 7581496 A JP7581496 A JP 7581496A JP 3177440 B2 JP3177440 B2 JP 3177440B2
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- front case
- chassis
- mobile phone
- case
- 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 - Fee Related
Links
Landscapes
- Transceivers (AREA)
- Telephone Set Structure (AREA)
- Mobile Radio Communication Systems (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は携帯電話機に関し、
より具体的には、信号処理回路基板を搭載したシャーシ
の取付け構造に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable telephone,
More specifically, the present invention relates to a mounting structure of a chassis on which a signal processing circuit board is mounted.
【０００２】[0002]
【従来の技術】携帯電話機は、図６に示す如く前面ケー
ス(16)及び背面ケース(15)からなるケーシング(10)の表
面に、操作キー(２)や、操作した電話番号等を確認する
ための液晶表示パネル(30)が設置され、蓋(13)を開いた
状態で、キー操作が可能となると共に、マイクロホン
(８)及びスピーカ(６)によって通話が可能となる。2. Description of the Related Art As shown in FIG. 6, an operation key (2), an operated telephone number and the like are confirmed on a surface of a casing (10) composed of a front case (16) and a rear case (15) as shown in FIG. A liquid crystal display panel (30) is installed, and keys can be operated while the lid (13) is open.
(8) and the speaker (6) enable a call.
【０００３】ケーシング(10)の内部には、図２に示す如
く、スピーカ(６)が設置されると共に、磁気シールド機
能を有するシャーシ(４)に沿ってデジタル信号処理回路
基板(５)を固定してなる回路ユニットが設置されてい
る。ここで、シャーシ(４)は、デジタル信号処理回路基
板(５)の全体を覆う形状に形成されて、磁気シールド機
能を高めている。スピーカ(６)は、前面ケース(16)の内
面にスピーカ押え金具(70)によって固定されている。
又、シャーシ(４)は、その先端部を、前面ケース(16)の
内面に突設した突片(17)に係合させて、前面ケース(16)
の内面に固定されている。As shown in FIG. 2, a speaker (6) is installed inside a casing (10), and a digital signal processing circuit board (5) is fixed along a chassis (4) having a magnetic shielding function. Circuit unit is installed. Here, the chassis (4) is formed in a shape that covers the entire digital signal processing circuit board (5) to enhance the magnetic shield function. The speaker (6) is fixed to the inner surface of the front case (16) by a speaker holding member (70).
The front end of the chassis (4) is engaged with a projection (17) projecting from the inner surface of the front case (16).
It is fixed to the inner surface of.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、図２に
示す従来の携帯電話機においては、前面ケース(16)を樹
脂によって金型成形する際に、前面ケース(16)の内面に
突片(17)を形成する必要があるため、金型は、突片(17)
の突出方向、即ち図２の紙面の左方向に型抜きを行なう
必要がある。従って、前面ケース(16)は、図示の如く型
抜きの方向に沿って、前方へ徐々に膨らんだ形状に設計
せざるを得ず、前面ケース(16)の内面(16a)には、背面
ケース(15)側へ突出する凸部を形成することは出来なか
った。この結果、ケーシング(10)の厚さＴ′が大きくな
る問題があった。However, in the conventional portable telephone shown in FIG. 2, when the front case (16) is molded with a resin, the projecting piece (17) is formed on the inner surface of the front case (16). Since the mold must be formed, the protruding piece (17)
, Ie, in the left direction on the paper surface of FIG. Therefore, the front case (16) must be designed to have a shape gradually expanding forward along the direction of die cutting as shown in the figure, and the inner surface (16a) of the front case (16) has a rear case. (15) It was not possible to form a convex portion protruding to the side. As a result, there is a problem that the thickness T 'of the casing (10) becomes large.
【０００５】本発明の目的は、ケーシングの薄形化を図
ることが出来る携帯電話機を提供することである。It is an object of the present invention to provide a portable telephone capable of reducing the thickness of a casing.
【０００６】[0006]
【課題を解決する為の手段】本発明に係る携帯電話機
は、表面に操作キー(２)が配列された前面ケース(12)と
背面ケース(11)とを組み合わせてなるケーシング(１)の
内部に、受話のためのスピーカ(６)が設置されると共
に、磁気シールド機能を有するシャーシ(４)に沿って信
号処理回路基板(５)を固定してなる回路ユニットが設置
されたものであって、スピーカ(６)は、前面ケース(12)
の内面にスピーカ押え金具(７)によって固定され、シャ
ーシ(４)は、スピーカ(６)側の先端部に設けた突起(41)
を、スピーカ押え金具(７)に開設した係止孔(72)に係合
させた状態で、前面ケース(12)の内面に固定されてい
る。A portable telephone according to the present invention has a casing (1) formed by combining a front case (12) with operation keys (2) arranged on the surface and a rear case (11). In addition, a speaker (6) for receiving a signal is provided, and a circuit unit comprising a signal processing circuit board (5) fixed along a chassis (4) having a magnetic shield function is provided. , Speaker (6), front case (12)
The speaker (4) is fixed to the inner surface of the speaker (7) by a projection (41) provided at the tip of the speaker (6).
Is fixed to the inner surface of the front case (12) in a state where it is engaged with a locking hole (72) formed in the speaker holding bracket (7).
【０００７】上記携帯電話機においては、シャーシ(４)
が、その先端部に形成した突起(41)をスピーカ押え金具
(７)の係止孔(72)に係合させて、前面ケース(12)の内面
に固定されるので、前面ケース(12)の内面には、従来の
如き突片を設ける必要がない。従って、前面ケース(12)
を樹脂によって金型成形する場合、前面ケース(12)の表
面に対して垂直の方向へ型抜きを行なうことが出来る。
この結果、前面ケース(12)は、背面ケース(15)側へ窪ん
だ形状に設計することが可能となり、これによって、ケ
ーシング(１)を薄形化することが出来る。In the above portable telephone, the chassis (4)
However, the projection (41) formed at the tip of the
Since it is engaged with the locking hole (72) of (7) and is fixed to the inner surface of the front case (12), it is not necessary to provide a projection on the inner surface of the front case (12) as in the conventional case. Therefore, the front case (12)
When the resin is molded by a resin, the die can be removed in a direction perpendicular to the surface of the front case (12).
As a result, the front case (12) can be designed so as to be depressed toward the rear case (15), whereby the casing (1) can be made thin.
【０００８】具体的には、前面ケース(12)の表面は、ス
ピーカ(６)と対向する領域から操作キー(２)が配列され
た領域へ向けて、背面ケース(11)側へ凹んでおり、該凹
部に、液晶表示用の透明パネル(３)が取り付けられる。More specifically, the surface of the front case (12) is recessed toward the rear case (11) from a region facing the speaker (6) to a region where the operation keys (2) are arranged. A transparent panel (3) for liquid crystal display is mounted in the recess.
【０００９】[0009]
【発明の効果】本発明に係る携帯電話機によれば、従来
よりスピーカ(６)を固定するために用いられているスピ
ーカ押え金具(７)にシャーシ(４)の先端部を係合させる
構造を採用した結果、前面ケース(12)を樹脂によって金
型成形する際の型抜きの方向を前面ケース(12)の表面に
対して垂直に設定することが可能となり、これによっ
て、ケーシング(１)を薄形化することが出来る。According to the portable telephone according to the present invention, the structure in which the front end of the chassis (4) is engaged with the speaker retainer (7) conventionally used for fixing the speaker (6) is provided. As a result, when the front case (12) is molded with a resin, it is possible to set the direction of the die cutting perpendicular to the surface of the front case (12). It can be made thin.
【００１０】[0010]
【発明の実施の形態】以下、本発明を図６の携帯電話機
に実施した形態につき、図面に沿って具体的に説明す
る。図１に示す如く、前面ケース(12)及び背面ケース(1
1)を互いに係合させてケーシング(１)が構成され、該ケ
ーシング(１)の内部には、受話のためのスピーカ(６)が
設置されると共に、磁気シールド機能を有するシャーシ
(４)に沿ってデジタル信号処理回路基板(５)を固定して
なる回路ユニットが設置されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to the portable telephone shown in FIG. 6 will be specifically described with reference to the drawings. As shown in FIG. 1, the front case (12) and the rear case (1
1) are engaged with each other to form a casing (1). Inside the casing (1), a speaker (6) for receiving a sound is installed, and a chassis having a magnetic shield function is provided.
A circuit unit comprising a digital signal processing circuit board (5) fixed along (4) is provided.
【００１１】スピーカ(６)は、図４に示す如く、両面を
防音シート(61)(62)に挟まれた状態で、前面ケース(12)
の内面にスピーカ押え金具(７)によって固定されてい
る。該スピーカ押え金具(７)には折曲片(71)が一体に形
成され、該折曲片(71)には係止孔(72)が開設されてい
る。As shown in FIG. 4, the speaker (6) has a front case (12) sandwiched between soundproof sheets (61) and (62) on both sides.
Is fixed to the inner surface of the speaker by a speaker holding member (7). A bent piece (71) is formed integrally with the speaker holding member (7), and a locking hole (72) is formed in the bent piece (71).
【００１２】一方、シャーシ(４)には、図３及び図５に
示す如くその頭部に、突起(41)が形成されており、シャ
ーシ(４)は、該突起(41)をスピーカ押え金具(７)の折曲
片(71)の係止孔(72)へ係合させて、前面ケース(12)の内
面に係止され、更に突起(41)とは反対側の端部をビス
(図示省略)によって前面ケース(12)の内面に固定され
る。尚、図３に示す様に、シャーシ(４)上に保持された
デジタル信号処理回路基板(５)には、高周波回路部(図
示省略)を覆うシールド板(51)が取り付けられている。On the other hand, a projection (41) is formed on the head of the chassis (4) as shown in FIGS. 3 and 5, and the chassis (4) is provided with a speaker holding bracket. Engage with the locking hole (72) of the bent piece (71) of (7) and lock on the inner surface of the front case (12), and further screw the end opposite to the protrusion (41).
It is fixed to the inner surface of the front case (12) by (not shown). As shown in FIG. 3, a shield plate (51) that covers a high-frequency circuit (not shown) is attached to the digital signal processing circuit board (5) held on the chassis (4).
【００１３】上述の如く、シャーシ(４)は、その頭部に
形成した突起(41)をスピーカ押え金具(７)に係合させ
て、前面ケース(12)に係止されるので、前面ケース(12)
の内面には、図２に示す従来の突片(17)は形成する必要
がない。従って、前面ケース(12)を樹脂によって金型成
形する場合、図１の紙面の上下方向に型抜きを行なうこ
とが出来る。As described above, the chassis (4) is locked to the front case (12) by engaging the projection (41) formed on the head thereof with the speaker presser fitting (7). (12)
It is not necessary to form the conventional projection 17 shown in FIG. Therefore, when the front case (12) is molded with a resin, the die can be removed in the vertical direction on the paper surface of FIG.
【００１４】そこで、前面ケース(12)は、図１の如くス
ピーカ(６)との対向領域から操作キーの配列部へ向け
て、背面ケース(11)側へ凹んだ形状に設計し、該凹部
に、液晶表示用の透明パネル(３)を取り付けている。こ
れによって、前面ケース(12)の内面(12a)は、背面ケー
ス(11)側へ突出した形状となるが、上記の如く、樹脂成
形用の金型は図１の紙面の上下方向へ抜くことが出来る
ので、樹脂成形工程上の問題はない。この結果、図１に
示す本発明のケーシング(１)の厚さＴは、図２に示す従
来のケーシング(10)の厚さＴ′よりも小さくなる。Therefore, the front case (12) is designed to be recessed toward the rear case (11) from the area facing the speaker (6) toward the array of operation keys as shown in FIG. , A transparent panel (3) for liquid crystal display is attached. As a result, the inner surface (12a) of the front case (12) has a shape protruding toward the rear case (11). As described above, the resin molding die is pulled out in the vertical direction on the paper surface of FIG. Therefore, there is no problem in the resin molding process. As a result, the thickness T of the casing (1) of the present invention shown in FIG. 1 is smaller than the thickness T 'of the conventional casing (10) shown in FIG.
【００１５】上記実施の形態の説明は、本発明を説明す
るためのものであって、特許請求の範囲に記載の発明を
限定し、或は範囲を減縮する様に解すべきではない。
又、本発明の各部構成は上記実施の形態に限らず、特許
請求の範囲に記載の技術的範囲内で種々の変形が可能で
あることは勿論である。The description of the above embodiments is for describing the present invention, and should not be construed as limiting the invention described in the claims or reducing the scope thereof.
In addition, the configuration of each part of the present invention is not limited to the above-described embodiment, and it goes without saying that various modifications can be made within the technical scope described in the claims.
【図１】本発明に係る携帯電話機の要部の断面図であ
る。FIG. 1 is a cross-sectional view of a main part of a mobile phone according to the present invention.
【図２】従来の携帯電話機の図１に対応する断面図であ
る。FIG. 2 is a cross-sectional view of a conventional mobile phone corresponding to FIG.
【図３】本発明に係る携帯電話機において、前面ケース
からシャーシを分解した状態の斜視図である。FIG. 3 is a perspective view of the mobile phone according to the present invention in a state where a chassis is disassembled from a front case.
【図４】前面ケースに対するスピーカの取付け構造を示
す分解斜視図である。FIG. 4 is an exploded perspective view showing a mounting structure of a speaker to a front case.
【図５】スピーカ押え金具とシャーシの係合構造を示す
分解斜視図である。FIG. 5 is an exploded perspective view showing an engagement structure between a speaker presser fitting and a chassis.
【図６】携帯電話機の外観を表わす斜視図である。FIG. 6 is a perspective view illustrating an appearance of a mobile phone.
(１) ケーシング (11) 背面ケース (12) 前面ケース (３) 透明パネル (４) シャーシ (41) 突起 (５) デジタル信号処理回路基板 (６) スピーカ (７) スピーカ押え金具 (71) 折曲片 (1) Casing (11) Rear case (12) Front case (3) Transparent panel (4) Chassis (41) Projection (5) Digital signal processing circuit board (6) Speaker (7) Speaker holding bracket (71) Bend Piece
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) H04B 1/38 H04M 1/02 H04B 7/32 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 7 , DB name) H04B 1/38 H04M 1/02 H04B 7/32
Claims (2)
ース(12)と背面ケース(11)とを組み合わせてなるケーシ
ング(１)の内部に、受話のためのスピーカ(６)が設置さ
れると共に、磁気シールド機能を有するシャーシ(４)に
沿って信号処理回路基板(５)を固定してなる回路ユニッ
トが設置された携帯電話機において、スピーカ(６)は、
前面ケース(12)の内面にスピーカ押え金具(７)によって
固定され、シャーシ(４)は、スピーカ(６)側の先端部に
設けた突起(41)を、スピーカ押え金具(７)に開設した係
止孔(72)に係合させた状態で、前面ケース(12)の内面に
固定されていることを特徴とする携帯電話機。1. A speaker (6) for receiving a call is installed inside a casing (1) formed by combining a front case (12) with operation keys (2) arranged on the surface and a rear case (11). In addition, in a mobile phone in which a circuit unit having a signal processing circuit board (5) fixed along a chassis (4) having a magnetic shield function is installed, a speaker (6) is
The speaker (4) is fixed to the inner surface of the front case (12) by a speaker holding member (7), and the chassis (4) has a projection (41) provided at the tip of the speaker (6) on the speaker holding member (7). A mobile phone fixed to an inner surface of a front case (12) while being engaged with a locking hole (72).
と対向する領域から操作キー(２)が配列された領域へ向
けて、背面ケース(11)側へ凹んでおり、該凹部に、液晶
表示用の透明パネル(３)が取り付けられている請求項１
に記載の携帯電話機。2. The front case (12) has a speaker (6) on its surface.
And a concave portion facing the rear case (11) from a region opposed to the operation keys to a region where the operation keys (2) are arranged, and a transparent panel for liquid crystal display is mounted in the concave portion. 1
A mobile phone according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP07581496A JP3177440B2 (en) | 1996-03-29 | 1996-03-29 | Mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP07581496A JP3177440B2 (en) | 1996-03-29 | 1996-03-29 | Mobile phone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09270727A JPH09270727A (en) | 1997-10-14 |
| JP3177440B2 true JP3177440B2 (en) | 2001-06-18 |
Family
ID=13587033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP07581496A Expired - Fee Related JP3177440B2 (en) | 1996-03-29 | 1996-03-29 | Mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3177440B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4529805B2 (en) * | 2005-06-09 | 2010-08-25 | 日本電気株式会社 | Electronic device assembly structure and electronic device having the structure |
| JP5057085B2 (en) * | 2008-05-30 | 2012-10-24 | Ｎｅｃカシオモバイルコミュニケーションズ株式会社 | Housing structure and electronic device |
-
1996
- 1996-03-29 JP JP07581496A patent/JP3177440B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09270727A (en) | 1997-10-14 |
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