JPH1123753A - Knob fixing structure in electronic apparatus - Google Patents
Knob fixing structure in electronic apparatusInfo
- Publication number
- JPH1123753A JPH1123753A JP18908997A JP18908997A JPH1123753A JP H1123753 A JPH1123753 A JP H1123753A JP 18908997 A JP18908997 A JP 18908997A JP 18908997 A JP18908997 A JP 18908997A JP H1123753 A JPH1123753 A JP H1123753A
- Authority
- JP
- Japan
- Prior art keywords
- knob
- key top
- case
- ptt
- fitted
- 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.)
- Granted
Links
Landscapes
- Details Of Measuring And Other Instruments (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は電子機器におけるツ
マミ取付構造に関する。The present invention relates to a knob mounting structure for an electronic device.
【０００２】[0002]
【従来の技術】従来の電子機器、例えば携帯用通信機に
おいて、図２に取付構造例の一例を示すように、ＰＴＴ
（プレストーク）ツマミ１１はゴム製のもので、その側
面に形成された凹部１１ａをケース１３の凸部１３ａに
嵌合固定し、その引掛りにより、ＰＴＴツマミ１１を押
した時のゴムのたわみに対応して保持している。ＰＴＴ
スイッチ１１を矢印方向に押すと、キートップ１１ｂが
スイッチ１２を押してスイッチオンする。2. Description of the Related Art In a conventional electronic device, for example, a portable communication device, as shown in FIG.
(Press Talk) The knob 11 is made of rubber, and the concave portion 11a formed on the side surface thereof is fitted and fixed to the convex portion 13a of the case 13, and the hook causes the deflection of the rubber when the PTT knob 11 is pressed. Holds corresponding to. PTT
When the switch 11 is pressed in the direction of the arrow, the key top 11b presses the switch 12 to turn on.
【０００３】また、図３に示す他の取付構造例では、ケ
ース１３とケース１３の凹部１３ｂにはめ込んだプレー
ト１４とで、ゴム製ＰＴＴツマミ１１の凸部１１ｃをは
さみ込み、ＰＴＴツマミ１１を矢印方向に押した時の力
をプレート１４で受けている。In another mounting structure shown in FIG. 3, a convex portion 11c of a rubber PTT knob 11 is sandwiched between a case 13 and a plate 14 fitted in a concave portion 13b of the case 13, and the PTT knob 11 is pointed by an arrow. The plate 14 receives the force when it is pushed in the direction.
【０００４】また、図４に示すさらに他の取付構造例で
は、ケース１３の凹所１３ｃにエスカッション１５の鍔
部１５ａでゴム製ＰＴＴツマミ１１の凸部１１ｃを押
え、ＰＴＴツマミ１１を矢印方向に押した時の力はケー
ス１３で受けている。In still another example of a mounting structure shown in FIG. 4, a convex portion 11c of a rubber PTT knob 11 is pressed by a flange portion 15a of an escutcheon 15 into a concave portion 13c of a case 13, and the PTT knob 11 is moved in the direction of an arrow. The force at the time of pressing is received by the case 13.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、図２に
示したツマミ取付構造は、ケース１３に対してＰＴＴツ
マミ１１を完全に固定できず、ＰＴＴツマミ１１を外か
ら引掛けると外れてしまうことがある。また、図３に示
したツマミ取付構造では、プレート１４が必要であり、
プレートを組み込む工程が増えて組立作業効率が悪くな
る。また、図４に示したツマミ取付構造では、エスカッ
ション１５が必要であり、落下等の衝撃でエスカッショ
ン１５が外れる可能性がある。さらに、図２乃至図４の
ＰＴＴツマミはいずれもゴム製であり、感触及び耐薬品
性が悪い。However, in the knob mounting structure shown in FIG. 2, the PTT knob 11 cannot be completely fixed to the case 13, and the knob may come off when the PTT knob 11 is hooked from the outside. is there. In addition, the knob mounting structure shown in FIG. 3 requires the plate 14,
The number of steps for assembling the plate increases, and the efficiency of the assembling operation is reduced. In addition, the knob mounting structure shown in FIG. 4 requires the escutcheon 15, and the escutcheon 15 may come off due to an impact such as a drop. Further, the PTT knobs in FIGS. 2 to 4 are all made of rubber, and have poor touch and chemical resistance.
【０００６】本発明の目的は、上記従来の問題点を解決
した電子機器におけるツマミ取付構造を提供することに
ある。An object of the present invention is to provide a knob mounting structure in an electronic device which solves the above-mentioned conventional problems.
【０００７】[0007]
【課題を解決するための手段】本発明による電子機器に
おけるツマミ取付構造は、ツマミ部と該ツマミ部の両端
に形成された突出部とからなり、前記突出部には穴が開
けられている樹脂製ツマミと、中央キートップと該中央
キートップに連結部で連結された２つの端部キートップ
とが一体形成されているキートップとを備え、前記ツマ
ミ部の底面に前記中央キートップをはめ込むと共に前記
端部キートップの底面に前記突出部をはめ込んで前記穴
からその先端部を出させ、前記ツマミ部及び端部キート
ップの頭部をケースに形成された各開口部から突出さ
せ、前記突出部の先端が前記ケースの凹部に嵌合固定さ
れることを特徴とする。A knob mounting structure in an electronic device according to the present invention comprises a knob portion and protrusions formed at both ends of the knob portion, and a resin having a hole formed in the protrusion portion. And a key top in which a central key top and two end key tops connected to the central key top by a connecting portion are integrally formed, and the central key top is fitted into a bottom surface of the knob portion. Along with inserting the protruding portion into the bottom surface of the end key top to make the tip end protrude from the hole, the knob portion and the head of the end key top protrude from each opening formed in the case, The tip of the protruding portion is fitted and fixed in the recess of the case.
【０００８】[0008]
【発明の実施の形態】図１は本発明による電気機器にお
けるツマミ取付構造の一実施例を示し、（Ａ）は分解斜
視図、（Ｂ）は断面図である。1 shows an embodiment of a knob mounting structure in an electric device according to the present invention, wherein FIG. 1A is an exploded perspective view and FIG. 1B is a sectional view.
【０００９】図１において、１は携帯用無線通信機のＰ
ＴＴツマミであり、樹脂一体成形による中央のツマミ部
１ａと両端の突出部１ｂとからなり、突出部１ｂには穴
１ｃが開けられている。２はゴム製キートップであり、
中央キートップ２ａと該中央キートップ２ａに連結部２
ｃで連結された２つの端部キートップ２ｂとが一体形成
されている。ＰＴＴツマミ１のツマミ部１ａの底面に
は、キートップ２の中央キートップ２ａをはめ込む凹部
１ｄが形成されている。キートップ２の端部キートップ
２ｂの底面には、ＰＴＴツマミ１の突出部１ｂをはめ込
む凹部が形成されている。３はスイッチであり、リアケ
ース４に取り付けられている。In FIG. 1, reference numeral 1 denotes a P of a portable radio communication device.
The TT knob includes a central knob portion 1a formed by resin integral molding and projecting portions 1b at both ends, and a hole 1c is formed in the projecting portion 1b. 2 is a rubber key top,
The center key top 2a and the connecting portion 2
The two end key tops 2b connected by c are integrally formed. On the bottom surface of the knob portion 1a of the PTT knob 1, a concave portion 1d into which the central key top 2a of the key top 2 is fitted is formed. At the bottom of the key top 2b at the end of the key top 2, there is formed a recess into which the projection 1b of the PTT knob 1 is fitted. Reference numeral 3 denotes a switch, which is attached to the rear case 4.
【００１０】組立時、まず、ツマミ部１ａの底面の凹部
１ｄに中央キートップ２ａをはめ込み、次いで、端部キ
ートップ２ｂを突出部１ｂの上に載せ、その底面に突出
部１ｂをはめ込んで先端部を穴１ｃから出させる。次
に、組み合わせられたＰＴＴツマミ１とキートップ２
は、中央のツマミ部１ａ及び端部キートップ２ｂの頭部
を、それぞれ、ケース５に形成された開口部５ｂ及び５
ｃから突出させながら、突出部１ｂの先端がケース５の
凹部５ａに嵌合固定される。なお、スイッチ７乃び８の
ストローク以上の端部キートップ２ｂの動きは、突出部
１ｂの横突起１ｂ１がリアケース４の端の領域４ａに当
たることによって止められる。At the time of assembling, first, the central key top 2a is fitted into the concave portion 1d on the bottom surface of the knob portion 1a, and then the end key top 2b is placed on the projecting portion 1b. The part is taken out of the hole 1c. Next, the combined PTT knob 1 and key top 2
The heads of the center knob 1a and the end key top 2b are respectively connected to the openings 5b and 5b formed in the case 5.
The tip of the protruding portion 1b is fitted and fixed to the concave portion 5a of the case 5 while protruding from the c. The movement of the end key top 2b beyond the stroke of the switches 7 and 8 is stopped by the lateral projection 1b1 of the projection 1b hitting the end area 4a of the rear case 4.
【００１１】使用時には、ＰＴＴツマミ１のツマミ部１
ａを矢印方向に押すと、その内側のゴム製中央キートッ
プ２ａを介してＰＴＴ用スイッチ６を押す。また、一方
の端部キートップ２ｂの頭部を矢印方向に押すと、突出
部１ｂを支えとしてその先端部がスイッチ７を押す。ま
た、他方の端部キートップ２ｂの頭部を矢印方向に押す
と、突出部１ｂを支えとしてその先端部がスイッチ８を
押す。したがって、スイッチ７及び８はＰＴＴ以外の機
能を行なわせることができる。At the time of use, the knob part 1 of the PTT knob 1
When "a" is pressed in the direction of the arrow, the PTT switch 6 is pressed via the rubber center key top 2a on the inside. When the head of one end key top 2b is pressed in the direction of the arrow, the tip of the key top 2b presses the switch 7 with the protrusion 1b as a support. When the head of the other end key top 2b is pressed in the direction of the arrow, the tip of the key top 2b presses the switch 8 with the protrusion 1b as a support. Therefore, switches 7 and 8 can perform functions other than PTT.
【００１２】以上のように、ＰＴＴツマミの支持を行な
う両端の突出部は、ＰＴＴ以外の作用を行なう２つのス
イッチ用のキートップの支持も兼ねている。As described above, the protruding portions at both ends for supporting the PTT knob also support the key tops for the two switches performing functions other than PTT.
【００１３】[0013]
【発明の効果】本発明によれば次のような効果がある。 （１）ツマミの表面を樹脂にできる。 （２）ツマミが外力によって外れることなく、部品点数
も少ない。 （３）薄いスペースで取付可能である。 （４）ツマミは表面上樹脂だが、押した時のゴムの感触
は保てる。（硬いもので押すより、ゴムで押した方が、
指が疲れない。）According to the present invention, the following effects can be obtained. (1) The surface of the knob can be made of resin. (2) The knob does not come off due to external force, and the number of parts is small. (3) It can be mounted in a thin space. (4) The knob is a resin on the surface, but the feel of the rubber when pressed can be maintained. (It is better to press with rubber than to press with a hard object.
Fingers are not tired. )
【図１】本発明による電子機器におけるツマミ取付構造
の一実施例を示し、（Ａ）は分解斜視図、（Ｂ）は断面
図である。1A and 1B show an embodiment of a knob mounting structure in an electronic device according to the present invention, wherein FIG. 1A is an exploded perspective view and FIG. 1B is a sectional view.
【図２】従来の携帯用通信機のツマミ取付構造を一例を
示す断面図である。FIG. 2 is a sectional view showing an example of a knob mounting structure of a conventional portable communication device.
【図３】従来の携帯用通信機のツマミ取付構造を他の例
を示す断面図である。FIG. 3 is a cross-sectional view showing another example of a knob mounting structure of a conventional portable communication device.
【図４】従来の携帯用通信機のツマミ取付構造をさらに
他の例を示す断面図である。FIG. 4 is a cross-sectional view showing still another example of the knob mounting structure of the conventional portable communication device.
１ ＰＴＴツマミ １ａ ツマミ部 １ｂ 突出部 １ｂ１ 横突起 １ｃ 穴 １ｄ 凹部 ２ キートップ ２ａ 中央キートップ ２ｂ 端部キートップ ２ｃ 連結部 ４ リアケース ５ ケース ５ａ 凹部 ５ｂ 開口部 ５ｃ 開口部 ６ スイッチ ７ スイッチ ８ スイッチ DESCRIPTION OF SYMBOLS 1 PTT knob 1a Knob part 1b Projection part 1b1 Horizontal protrusion 1c Hole 1d Depression 2 Key top 2a Central key top 2b End key top 2c Connection part 4 Rear case 5 Case 5a Depression 5b Opening 5c Opening 6 Switch 7 Switch 8 Switch
Claims (1)
た突出部とからなり、前記突出部には穴が開けられてい
る樹脂製ツマミと、中央キートップと該中央キートップ
に連結部で連結された２つの端部キートップとが一体形
成されているキートップとを備え、前記ツマミ部の底面
に前記中央キートップをはめ込むと共に前記端部キート
ップの底面に前記突出部をはめ込んで前記穴からその先
端部を出させ、前記ツマミ部及び端部キートップの頭部
をケースに形成された各開口部から突出させ、前記突出
部の先端が前記ケースの凹部に嵌合固定されることを特
徴とする電子機器におけるツマミ取付構造。1. A knob comprising a knob, and a protrusion formed at both ends of the knob, a resin knob having a hole formed in the protrusion, a center key top, and a connecting portion connected to the center key top. And a key top integrally formed with two end key tops connected with each other. The center key top is fitted on the bottom surface of the knob portion, and the protrusion is fitted on the bottom surface of the end key top. The tip of the knob is made to protrude from the hole, the head of the knob part and the end key top is projected from each opening formed in the case, and the tip of the projection is fitted and fixed in the recess of the case. A knob mounting structure for an electronic device, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18908997A JP3380431B2 (en) | 1997-06-30 | 1997-06-30 | Knob mounting structure for electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18908997A JP3380431B2 (en) | 1997-06-30 | 1997-06-30 | Knob mounting structure for electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1123753A true JPH1123753A (en) | 1999-01-29 |
| JP3380431B2 JP3380431B2 (en) | 2003-02-24 |
Family
ID=16235152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18908997A Expired - Lifetime JP3380431B2 (en) | 1997-06-30 | 1997-06-30 | Knob mounting structure for electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3380431B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008311101A (en) * | 2007-06-15 | 2008-12-25 | Kenwood Corp | Key switch structure |
| JP2009135055A (en) * | 2007-12-03 | 2009-06-18 | Kenwood Corp | Ptt knob for portable communication device |
-
1997
- 1997-06-30 JP JP18908997A patent/JP3380431B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008311101A (en) * | 2007-06-15 | 2008-12-25 | Kenwood Corp | Key switch structure |
| JP2009135055A (en) * | 2007-12-03 | 2009-06-18 | Kenwood Corp | Ptt knob for portable communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3380431B2 (en) | 2003-02-24 |
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