JPH0414947Y2 - - Google Patents
Info
- Publication number
- JPH0414947Y2 JPH0414947Y2 JP1985110965U JP11096585U JPH0414947Y2 JP H0414947 Y2 JPH0414947 Y2 JP H0414947Y2 JP 1985110965 U JP1985110965 U JP 1985110965U JP 11096585 U JP11096585 U JP 11096585U JP H0414947 Y2 JPH0414947 Y2 JP H0414947Y2
- Authority
- JP
- Japan
- Prior art keywords
- pcb
- printed circuit
- crt
- present
- circuit board
- 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
Links
Landscapes
- Structure Of Printed Boards (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Description
【考案の詳細な説明】
［考案の分野］
本考案は、端部に弾性部を一体として有するプ
リント回路基板に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of the Invention] The present invention relates to a printed circuit board having an integral elastic portion at its end.
［従来技術とその問題点］
プリント回路基板（PCB）は、オシロスコー
プ等の電子機器に広く使用されている。例えば、
オシロスコープの陰極線管（CRT）の目盛を照
明する目盛照明回路では、印刷配線を施した
PCB上に複数の照明用光源を設け、更に、この
PCB上に、前記複数の光源を収納する開口部を
有する透明な平板状の導光手段（光パイプ）を固
定し、この導光手段の端部をCRT管面の端部に
接触させて管面に設けた目盛を照明している。[Prior art and its problems] Printed circuit boards (PCBs) are widely used in electronic devices such as oscilloscopes. for example,
The scale illumination circuit that illuminates the scale of an oscilloscope's cathode ray tube (CRT) uses printed wiring.
Provide multiple illumination light sources on the PCB, and
A transparent flat light guiding means (light pipe) having an opening for accommodating the plurality of light sources is fixed on the PCB, and the end of the light guiding means is brought into contact with the end of the CRT tube surface. The scale on the surface is illuminated.
CRT管面の目盛を良好に照明するためには、
導光手段の端部を管面の端部に接触させる必要が
ある。このため、従来、PCBとは別個の部品で
あるスプリング（板ばね）を用い、PCBの一方
の端部をCRTの方向に押圧することによつて導
光手段の端部をCRT管面の端部に接触させてい
た。このスプリングの使用は、CRT取付装置の
製造上のバラツキ等を補償する上で重要である。 In order to properly illuminate the scale on the CRT tube surface,
It is necessary to bring the end of the light guiding means into contact with the end of the tube surface. For this reason, conventionally, a spring (plate spring), which is a separate part from the PCB, is used to press one end of the PCB in the direction of the CRT, thereby moving the end of the light guiding means to the end of the CRT tube surface. I was in contact with the department. The use of this spring is important in compensating for manufacturing variations in CRT mounting devices.
しかし、上述の従来例では、PCBとは別個の
部品であるスプリングを使用しているため、部品
点数が増えるという問題の外に、スプリングの取
付工程が必要であつた。 However, in the above-mentioned conventional example, since the spring is used as a separate component from the PCB, not only the number of parts increases, but also a spring installation process is required.
［本考案の目的］
したがつて、本考案の目的は、PCBの端部自
体に弾性機能を持たせることにより、PCBと別
個の弾性部品の使用を不要にしたプリント回路基
板を提供することである。[Purpose of the present invention] Therefore, the purpose of the present invention is to provide a printed circuit board that eliminates the need to use elastic parts separate from the PCB by providing an elastic function to the ends of the PCB itself. be.
［実施例］
以下、添付の図面を参照して本考案の一実施例
を説明する。[Embodiment] Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.
第１図は、本考案に係るプリント回路基板の斜
視図である。第１図に示すように、PCB１０は、
一方の端部から突出した突出部１２と、この突出
部１２の一方の根元からPCB１０の内部方向に
伸びた後、突出部１２を有する端部に略平行にな
るように設けた切欠１４とを有する。PCB１０
は弾性合成樹脂を材料とし、この切欠１４と
PCB１０の端部の一部とで、弾性部１６を形成
する。 FIG. 1 is a perspective view of a printed circuit board according to the present invention. As shown in FIG. 1, the PCB 10 is
A protrusion 12 protrudes from one end, and a notch 14 is provided so as to extend from one root of the protrusion 12 toward the inside of the PCB 10 and to be substantially parallel to the end having the protrusion 12. have PCB10
is made of elastic synthetic resin, and this notch 14 and
A part of the end of the PCB 10 forms an elastic part 16.
切欠１４は、切欠のないPCB１０を製造した
後に適当な手段を使用して設けてもよいし、或い
は、プレス等を用いて図示の如き切欠を有する
PCB１０を一工程で製造してもよい。 The notch 14 may be provided using any suitable means after manufacturing the PCB 10 without a notch, or a press or the like may be used to form the notch as shown in the figure.
The PCB 10 may be manufactured in one step.
第１図には図示しないが、PCB１０の上には、
電子部品及び導電路等が設けられる。本考案に係
るPCB１０を、オシロスコープのCRT目盛照明
に使用する場合には、PCB１０に１個或いは複
数個の光源を取り付ける。 Although not shown in FIG. 1, on the PCB 10,
Electronic components, conductive paths, etc. are provided. When the PCB 10 according to the present invention is used for illuminating the CRT scale of an oscilloscope, one or more light sources are attached to the PCB 10.
第２図は、オシロスコープの前面の一部分の正
面図であり、第１図に示したPCB１０を、オシ
ロスコープのCRT２０の管面に設けた目盛２１
を照明するために使用する場合の例を示す。尚、
第２図では、説明の便宜上、CRT管面の下のパ
ネルを取り除いてある。 FIG. 2 is a front view of a part of the front surface of the oscilloscope, in which the PCB 10 shown in FIG.
An example of how to use it for lighting is shown below. still,
In FIG. 2, the panel below the CRT tube surface has been removed for convenience of explanation.
第２図において、導光手段１８は透明な材質か
ら成る板状のものであり、適当な固定手段を用い
てPCB１０上に固定される。導光手段１８は、
PCB１０上に取り付けた複数の光源（図示せず）
を収納する複数の開口部（図示せず）を有し、光
源からの光を直接及び下方の端部で反射させて
CRTの目盛２１に導き、目盛２１を照明する。
PCB１０及びこれに固定された導光手段１８は、
CRTの管面の下端とオシロスコープの下方のフ
レーム２２の間に設けられる。この場合、図示の
如く、突出部１２がフレーム２２を下方に押圧す
るようにすれば、弾性部１６の弾性作用により導
光手段１８の上部端面がCRT管面の下端に接触
し、良好な目盛照明が達成できる。 In FIG. 2, the light guiding means 18 is a plate-like member made of a transparent material, and is fixed on the PCB 10 using suitable fixing means. The light guiding means 18 is
Multiple light sources mounted on PCB 10 (not shown)
a plurality of openings (not shown) that house the light source and reflect light from the light source directly and at the lower end.
It is guided to the scale 21 of the CRT, and the scale 21 is illuminated.
The PCB 10 and the light guide means 18 fixed thereto are
It is provided between the lower end of the CRT tube surface and the lower frame 22 of the oscilloscope. In this case, if the protruding part 12 presses the frame 22 downward as shown in the figure, the upper end surface of the light guiding means 18 will come into contact with the lower end of the CRT tube surface due to the elastic action of the elastic part 16, and a good scale will be obtained. lighting can be achieved.
以上の説明では、本考案に係るPCBをオシロ
スコープのCRT目盛の照明に使用した場合を説
明した。しかし、本考案はこれに限定されること
なく、弾性的にプリント回路基板を一定方向に押
圧する必要のある場合に応用できることは明らか
である。更に、上述の実施例では、基板の一方の
端部にのみ弾性部１６を設けたが、矩形の基板の
相対する端部の双方、更には４個の端部の総てに
設けることも可能である。 In the above explanation, the case where the PCB according to the present invention is used for illuminating the CRT scale of an oscilloscope has been explained. However, the present invention is not limited thereto, and it is clear that it can be applied to cases where it is necessary to elastically press a printed circuit board in a certain direction. Furthermore, in the above embodiment, the elastic portion 16 was provided only at one end of the substrate, but it is also possible to provide it at both opposing ends of a rectangular substrate, or even at all four ends. It is.
［本考案の効果］
以上の説明から判るように、本考案によれば、
単に切欠を基板の端部に設けることにより、弾性
部を一体として有するプリント回路基板を実現で
きる。また、切欠は、図示の如く、略Ｌ字形であ
るので、突起を基板の端部の任意の位置に設ける
ことができると共に、突起部全体が基板の端部と
垂直方向の力に対して充分な弾性を発揮できる。
したがつて、従来例の如くスプリングを用いる場
合に比較して、部品点数及び製造工程の減少を図
ることができる。[Effects of the present invention] As can be seen from the above explanation, according to the present invention,
By simply providing a notch at the end of the board, a printed circuit board having an integral elastic part can be realized. In addition, since the notch is approximately L-shaped as shown in the figure, the protrusion can be provided at any position on the edge of the substrate, and the entire protrusion is sufficient to withstand forces perpendicular to the edge of the substrate. It can exhibit great elasticity.
Therefore, compared to the case where a spring is used as in the conventional example, the number of parts and manufacturing steps can be reduced.
第１図は本考案に係るプリント回路基板の斜視
図、第２図は本考案に係るプリント回路基板をオ
シロスコープの陰極線管の目盛照明回路に用いた
場合の正面図である。
図中、１０はプリント回路基板、１２は突出
部、１４は切欠、１６は弾性部を示す。
FIG. 1 is a perspective view of a printed circuit board according to the present invention, and FIG. 2 is a front view of the printed circuit board according to the present invention used in a scale illumination circuit of a cathode ray tube of an oscilloscope. In the figure, 10 is a printed circuit board, 12 is a protrusion, 14 is a notch, and 16 is an elastic part.
Claims (1)
外部方向に突出した突出部と、 該突出部の一方の根元から前記基板の端部と略
垂直に内部方向に伸びた後、前記突出部の前記一
方の根元から他方の根元へ伸びる方向であつて且
つ前記端部と略並行になるように設けた略Ｌ字形
の切欠とを具えたことを特徴とするプリント回路
基板。[Claims for Utility Model Registration] A protrusion protruding outward from an end of an elastic substrate substantially perpendicular to the end, and an inward protrusion extending from the base of one of the protrusions substantially perpendicular to the end of the substrate. and a substantially L-shaped notch extending in the direction from the one root to the other root of the protruding portion and extending substantially parallel to the end portion. printed circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985110965U JPH0414947Y2 (en) | 1985-07-19 | 1985-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985110965U JPH0414947Y2 (en) | 1985-07-19 | 1985-07-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6219773U JPS6219773U (en) | 1987-02-05 |
| JPH0414947Y2 true JPH0414947Y2 (en) | 1992-04-03 |
Family
ID=30990451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985110965U Expired JPH0414947Y2 (en) | 1985-07-19 | 1985-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0414947Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0289129U (en) * | 1988-12-27 | 1990-07-16 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336052U (en) * | 1976-09-03 | 1978-03-30 | ||
| JPS5624183U (en) * | 1979-07-28 | 1981-03-04 | ||
| JPS576160U (en) * | 1980-06-10 | 1982-01-13 |
-
1985
- 1985-07-19 JP JP1985110965U patent/JPH0414947Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6219773U (en) | 1987-02-05 |
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