JPS63166294A - Flexible printed circuit and method of mounting the same - Google Patents
Flexible printed circuit and method of mounting the sameInfo
- Publication number
- JPS63166294A JPS63166294A JP31003886A JP31003886A JPS63166294A JP S63166294 A JPS63166294 A JP S63166294A JP 31003886 A JP31003886 A JP 31003886A JP 31003886 A JP31003886 A JP 31003886A JP S63166294 A JPS63166294 A JP S63166294A
- Authority
- JP
- Japan
- Prior art keywords
- printed circuit
- flexible printed
- circuit board
- housing
- shaped
- 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
- 238000000034 method Methods 0.000 title claims description 8
- 238000005452 bending Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 2
- 241000282994 Cervidae Species 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229920003055 poly(ester-imide) Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
Landscapes
- Structure Of Printed Boards (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
- Lens Barrels (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明はフレキシブルプリント基板及びその実装方法に
関し、特に帯形状のフレキシブルプリント基板を円筒状
又は多角柱状の筺体内の壁面に沿って収納する場合に好
適なフレキシブルプリント基板及びその実装方法に関す
るものである。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a flexible printed circuit board and a method for mounting the same, particularly when a band-shaped flexible printed circuit board is housed along the wall surface of a cylindrical or polygonal columnar housing. The present invention relates to a flexible printed circuit board suitable for use in, and a method for mounting the same.
（従来の技術）
従来よりフレキシブルプリント基板は薄くかつ可撓性に
優れており、又自由自在に弯曲させることができ、機器
内の狭い空間内に効率良く収納することが出来る為、多
くの電気機器に用いられている。(Prior art) Flexible printed circuit boards have traditionally been thin and highly flexible, and can be curved freely, allowing them to be efficiently stored in narrow spaces within equipment, allowing them to Used in equipment.
一般にフレキシブルプリント基板面上にはＩＣ１抵抗、
コンデンサー等の剛体性の電気部品が載置されており、
又各電気部品間を導通させる為の接続パターンが形成さ
れている。Generally, there is an IC1 resistor on the flexible printed circuit board surface.
Rigid electrical parts such as capacitors are mounted,
Furthermore, a connection pattern is formed to provide electrical continuity between each electrical component.
フレキシブルプリント基板を円筒状若しくは多角柱状の
筺体内に収納する為、フレキシブルプリント基板を円筒
状若しくは多角柱状に弯曲させて筺体内に実装しようと
すると、その弾性復帰力によりフレキシブルプリント基
板が外側に広がってしまう傾向がある。In order to store a flexible printed circuit board in a cylindrical or polygonal column-shaped housing, if the flexible printed circuit board is curved into a cylindrical or polygonal column shape and then mounted inside the housing, the flexible printed circuit board will spread outward due to its elastic return force. There is a tendency to
例えば第４図＜Ａ）に示す帯形状のフレキシブルプリン
ト基板ｌＯを点線１１で示す位置で折り曲げて第４図（
Ｂ）に示す正方形状にして筺体内に実装しようとすると
フレキシブルプリント基板１は弾性復帰力により矢印１
２に示すよう外側に広がってしまう傾向があった。For example, the band-shaped flexible printed circuit board IO shown in FIG. 4<A) is bent at the position shown by dotted line 11,
When trying to mount the flexible printed circuit board 1 in the square shape shown in B) inside the housing, the flexible printed circuit board 1 will move as shown in the arrow 1 due to the elastic return force.
As shown in Figure 2, there was a tendency to spread outward.
この為フレキシブルプリント基板を円筒状若しくは多角
形状に折り曲げた状態で筺体内に迅速にしかも精度良く
実装することが大変困難であった。For this reason, it has been extremely difficult to quickly and precisely mount the flexible printed circuit board in a cylindrical or polygonal shape in a bent state.
（発明が解決しようとする問題点）
本発明は円筒状若しくは多角柱状に折り曲げた帯形状の
フレキシブルプリント基板を円筒状若しくは多角柱状の
筺体内の壁面に沿って迅速にしかも粘度良く、容易に実
装することができるフレキシブルプリント基板及びその
実装方法の提供を目的をする。(Problems to be Solved by the Invention) The present invention allows a band-shaped flexible printed circuit board bent into a cylindrical or polygonal columnar shape to be quickly and easily mounted along the wall surface of a cylindrical or polygonal columnar housing with good viscosity. The purpose of the present invention is to provide a flexible printed circuit board and a method for mounting the same.
（問題点を解決するための手段）
両端部に各々少なくとも１つの溝部を有した帯形状のフ
レキシブルプリント基板を多角形状に折り曲げる際、該
両端部の溝部を互いに係合させることにより仮止めをし
、多角形状の状態として円筒状若しくは多角柱状の筺体
内に挿入した後、前記仮止めを外すことにより前記筺体
内に実装するようにしたことである。(Means for solving the problem) When bending a band-shaped flexible printed circuit board having at least one groove at each end into a polygonal shape, the grooves at both ends are engaged with each other for temporary fixing. After inserting the polygonal shape into a cylindrical or polygonal columnar housing, the temporary fixing is removed to mount the housing inside the housing.
この為本発明で用いるフレキシブルプリント基板は両端
部に該フレキシブルプリント基板を円筒状若しくは多角
形状に折り曲げたときに係合し合う溝部を少なくとも１
つ設けた形状で構成している。Therefore, the flexible printed circuit board used in the present invention has at least one groove on both ends that engage with each other when the flexible printed circuit board is bent into a cylindrical or polygonal shape.
It consists of two shapes.
（実施例）
第１図（Ａ）は本発明のフレキシブルプリント基板を円
筒状の筺体内に収納したときの一実施例の概略図、第１
図（Ｂ）は同図（Ａ）のＢ−Ｂ断面図である。(Example) FIG. 1(A) is a schematic diagram of an example when the flexible printed circuit board of the present invention is housed in a cylindrical housing.
Figure (B) is a sectional view taken along line BB in figure (A).
図中１は円筒状の筐体であり、例えばカメラ用のレンズ
鏡筒等、２は円筒状部材であり、例えばレンズ等を保持
している。３は帯形状のフレキシブルプリント基板であ
り、ポリエステルやポリイミド等の合成樹脂のフィルム
（２５〜５０μ）とｗ４Ｔ３（１７，５μ、３５μ）を
素材としている。In the figure, 1 is a cylindrical housing, such as a lens barrel for a camera, and 2 is a cylindrical member that holds, for example, a lens. 3 is a band-shaped flexible printed circuit board made of a synthetic resin film (25 to 50μ) such as polyester or polyimide and w4T3 (17.5μ, 35μ).
本実施例におけるフレキシブルプリント基板３は例えば
第２図に示すような帯形状をしており、同−又は異った
面積の少なくとも２つの平面部３１が形成されるように
点線部３４で折り曲げて多角形状又は多角形の一部と円
筒の一部の合成形状となるように構成している。The flexible printed circuit board 3 in this embodiment has, for example, a band shape as shown in FIG. It is configured to have a polygonal shape or a composite shape of a part of a polygon and a part of a cylinder.
本実施例では折曲部領域を曲げやすくする為に折曲部近
傍領域に図示していないが切り欠き部や穴を形成したり
又はカバーレイを除去している。In this embodiment, in order to make the bending area easier to bend, a notch or hole (not shown) is formed in the area near the bending part, or a coverlay is removed.
８．８゛は各々フレキシブルプリント基板３の両端部３
２．３３に設けた溝部であり、端部に各々少なくとも１
つ以上設けられている。溝部８゜８゛はフレキシブルプ
リント基板３を多角形状に折り曲げたときに両端部３２
．３３の各々に対応する溝部８と溝部８゛が互いに係合
し合い第３図に示すように一時的に仮止め出来るように
なっている。8. 8' are both ends 3 of the flexible printed circuit board 3.
2.33, with at least one groove at each end.
There are more than one. The groove portions 8゜8゛ form both ends 32 when the flexible printed circuit board 3 is bent into a polygonal shape.
．． The grooves 8 and 8' corresponding to each of the grooves 33 are engaged with each other, so that temporary fixation can be achieved as shown in FIG.
即ち両端部３２．３３の溝部８と溝部８゛を互いに第３
図に示すように、はめ込んだときに、双方の溝部８，８
゛の互いの接触している部分より生ずる摩擦力を利用し
、これにより双方の端部３２．３３が簡単に外れないよ
うにして仮止めを行っている。In other words, the grooves 8 and 8'' on both ends 32 and 33 are connected to each other.
As shown in the figure, when fitted, both grooves 8, 8
By utilizing the frictional force generated from the mutually contacting portions, the two end portions 32 and 33 are temporarily fixed so that they do not easily come off.
このように本実施例では多角形状の状態で仮止めしたフ
レキシブルプリント基板３を多角形状の状態で第１図（
Ａ）に示すようにレンズ鏡筒１と円筒上部材２との間の
隙間に特別の固定部材を用いることなく容易に実装する
ことを可能としている。As described above, in this embodiment, the flexible printed circuit board 3 which is temporarily fixed in a polygonal state is attached in a polygonal state as shown in FIG.
As shown in A), it can be easily mounted in the gap between the lens barrel 1 and the cylindrical upper member 2 without using any special fixing member.
そしてフレキシブルプリント基板３を筺体１内の壁面に
沿って実装した後は両端部の仮止めを外している。この
ときフレキシブルプリント基板の一部が筺体１の内壁に
当接するようにしている。After the flexible printed circuit board 3 is mounted along the wall surface inside the housing 1, the temporary fixings at both ends are removed. At this time, a part of the flexible printed circuit board is brought into contact with the inner wall of the housing 1.
これによりフレキシブルプリント基板３の外側に向って
生ずる弾性復帰力を利用し筺体１内の壁面に沿ってフレ
キシブルプリント基板３を強固に保持するようにしてい
る。As a result, the flexible printed circuit board 3 is firmly held along the wall surface inside the housing 1 by utilizing the elastic return force generated toward the outside of the flexible printed circuit board 3.
尚第２図において４は電気部品であり例えばＩＣ４１、
抵抗４２はコンデンサー４３．４４等から成り、これら
の各電気部品４はフレキシブルプリント基板３の平面部
３１面上であって、かつ筺体１の壁面とで形成される斜
線で示す空間５内に位置するように配置している。In FIG. 2, 4 is an electrical component, such as an IC41,
The resistor 42 consists of capacitors 43, 44, etc., and each of these electrical components 4 is located on the flat surface 31 of the flexible printed circuit board 3 and within a space 5 indicated by diagonal lines formed by the wall surface of the housing 1. It is arranged so that
このように本実施例では電気部品４の大きさに対応した
面積を有する平面部３１を形成するように帯形状のフレ
キシブルプリント基板３ ＞ｚ折り曲げている。そして
、この平面部３１と筺体１の壁面とで形成される空間５
内に所定の大きさの電気部品が配置されるように構成し
ている。これにより電気部品を取付ける半田がフレキシ
ブルプリント基板３の弯曲により浮いてしまうことなく
、高い信頼性を有しつつ高密度の実装を可能としている
。As described above, in this embodiment, the band-shaped flexible printed circuit board 3 is bent >z so as to form the flat portion 31 having an area corresponding to the size of the electrical component 4. A space 5 formed by this plane part 31 and the wall surface of the housing 1
It is configured such that electrical components of a predetermined size are placed inside. This prevents the solder for attaching electrical components from floating due to the curvature of the flexible printed circuit board 3, allowing high-density mounting while maintaining high reliability.
本実施例においてはフレキシブルプリント基板３を帯形
状の多角形に折り曲げた仮止め状態で筺体１内に挿入し
仮止めを外した後はフレキシブルプリント基板の折り曲
げ部による弾性復帰力により筺体ｌの内壁にフレキシブ
ルプリント基板の一部か当接し、これによってフレキシ
ブルプリント基板を附勢保持し構成の簡素化を図ってい
る。In this embodiment, the flexible printed circuit board 3 is folded into a band-shaped polygon and temporarily fastened and inserted into the housing 1, and after the temporary fastening is removed, the elastic restoring force of the bent portion of the flexible printed circuit board is applied to the inner wall of the housing 1. A part of the flexible printed circuit board comes into contact with the flexible printed circuit board, thereby energizing and holding the flexible printed circuit board, thereby simplifying the structure.
本実施例におけるフレキシブルプリント基板３の帯形状
とは円筒状若しくは多角柱状の筐体の壁面に沿って収納
出来る程度の形状をいい、多少変形したものであっても
良いことは当然である。The band shape of the flexible printed circuit board 3 in this embodiment refers to a shape that can be accommodated along the wall surface of a cylindrical or polygonal columnar housing, and it goes without saying that it may be slightly deformed.
又本実施例においてフレキシブルプリント基板の両端部
に設けた溝部の形状はＵ字形に限らずＬ字形、■字形等
又は鉤型等、両端部が仮止め出来るような形状であれば
どのような形状であフても良い。Furthermore, in this embodiment, the shape of the grooves provided at both ends of the flexible printed circuit board is not limited to the U-shape, but may be any shape such as an L-shape, a ■-shape, or a hook shape, as long as both ends can be temporarily fixed. It's okay to be lazy.
（発明の効果）
本発明によればフレキシブルプリント基板の両端部の一
部に少なくとも１つの溝部を設け、この溝部を互いに係
合させて仮止めを行うことにより、円筒状若しくは多角
柱状の筺体内の壁面に沿って、容易にしかも強固に実装
゛することのできるフレキシブルプリント基板及びその
実装方法を達成することができる。(Effects of the Invention) According to the present invention, at least one groove is provided in a portion of both ends of the flexible printed circuit board, and by engaging the grooves with each other to perform temporary fixing, the flexible printed circuit board can be inserted into a cylindrical or polygonal columnar housing. It is possible to achieve a flexible printed circuit board that can be easily and firmly mounted along the wall surface of a wall, and a method for mounting the same.
第１図（Ａ） 、 （Ｂ）は本発明・のフレキシブルプ
リント基板を円筒状の筺体内の壁面に沿って収納したと
きの一実施例の説明図、第２図は本発明のフレキシブル
プリント基板を展開したときの説明図である。第３図は
フレキシブルプリント基板を多角形状に弯曲させて仮止
めをしたときの仮止め部分の説明図である。第４図（＾
） 、 （Ｂ）は従来の帯形状のフレキシブルプリント
基板とそれを多角形状に弯曲させたときの説明図である
。図中１は円筒状の筐体、２は円筒状部材、３はフレキ
シブルプリント基板、４は電気部品、５は筺体１と円筒
状部材２とから形成される空間部、８．８゛はフレキシ
ブルプリント基板の端部に設けた溝部、３１は平面部で
ある。
篤１図（Ａ）
１ｆ、１図（Ｂ）
第２図
鹿３図
箋４０（Ａ）
第４図（３）
手続ネ甫装置（自発）
昭和６２年 ９月 ８日
特許庁長官 殿
２、発明の！１称
フレキシブルプリント基板及びその実装方法ｔ、補正を
する者
事件との関係 特許出願人
住所 東京都大田区下丸子３−３０−２名称 （＋００
） キャノン株式会社代表者 賀 来 龍 三
部
４、代理人
居所 〒１５８東京都世田谷区奥沢２−１７−３ベルハ
イム自由が丘３０１号（電話７１８−５８１４）せるこ
とにより仮止めをし」を「可能に形成し」と、同第９行
目から第１０行目にかけての「挿入した後、前記」を「
挿入するようにした。更に前記係合を仮止めに留め、筺
体内に挿入した後に」と補正する。
同第１０行目の「外すことにより」の次に「弾性復帰力
を生じせしめ」を挿入する。
（０）明細書第６頁第４行目の「なっている。」の次に
「この際、係合重畳部を両面テープや接着剤にて固着し
、恒久的に係合状態を保持させても良い。」を挿入する
。
（２）第１図（Ａ） 、 （Ｂ）と第３図を別紙のとお
り補正する。
菫１図（Ａ）
篤１図（Ｂ）Figures 1 (A) and (B) are explanatory diagrams of one embodiment of the flexible printed circuit board of the present invention stored along the wall surface of a cylindrical housing, and Figure 2 is an explanatory diagram of the flexible printed circuit board of the present invention. It is an explanatory diagram when expanded. FIG. 3 is an explanatory diagram of a temporarily fixed portion when a flexible printed circuit board is curved into a polygonal shape and temporarily fixed. Figure 4 (^
) and (B) are explanatory diagrams of a conventional band-shaped flexible printed circuit board and a case in which it is curved into a polygonal shape. In the figure, 1 is a cylindrical housing, 2 is a cylindrical member, 3 is a flexible printed circuit board, 4 is an electrical component, 5 is a space formed by the housing 1 and the cylindrical member 2, and 8.8゛ is a flexible The groove portion 31 provided at the end of the printed circuit board is a flat portion. Atsushi Figure 1 (A) 1f, Figure 1 (B) Figure 2 Deer 3 Notebook 40 (A) Figure 4 (3) Proceedings Negotiation Device (Voluntary) September 8, 1988 Commissioner of the Patent Office Tono 2; Invention! 1st person flexible printed circuit board and its mounting method t, relationship with the amended person case Patent applicant address 3-30-2 Shimomaruko, Ota-ku, Tokyo Name (+00
) Canon Co., Ltd. Representative Ryuzo Kaku
Part 4, Agent's residence Address: 301 Jiyugaoka, Belheim, 2-17-3 Okusawa, Setagaya-ku, Tokyo 158 (Telephone: 718-5814) ``Temporary fixing'' is ``formed as possible'' in line 9 of the same. From line 10 to line 10, change “after inserting the above” to “
I tried to insert it. Further, the above-mentioned engagement is temporarily held, and after the insertion is inserted into the housing.'' In the 10th line, after "by removing", "generate an elastic return force" is inserted. (0) On page 6, line 4 of the specification, next to ``Nataru.'', ``At this time, the engaging and overlapping portions are fixed with double-sided tape or adhesive to maintain the engaged state permanently.'' Insert “You may do so.” (2) Figures 1 (A) and (B) and Figure 3 will be corrected as shown in the attached sheet. Sumire 1 figure (A) Atsushi 1 figure (B)
Claims (3)
状のフレキシブルプリント基板を多角形状に折り曲げる
際、該両端部の溝部を互いに係合させることにより仮止
めをし、多角形状の状態として円筒状若しくは多角柱状
の筺体内に挿入した後、前記仮止めを外すことにより前
記筺体内に実装するようにしたことを特徴とするフレキ
シブルプリント基板の実装方法。(1) When bending a band-shaped flexible printed circuit board having at least one groove at each end into a polygonal shape, the grooves at both ends are temporarily fixed by engaging each other, and the polygonal state is made into a cylindrical shape. 1. A method for mounting a flexible printed circuit board, comprising: inserting the flexible printed circuit board into a shaped or polygonal column-shaped housing, and then removing the temporary fixing to mount the flexible printed circuit board inside the housing.
の仮止めを外したときに生ずる弾性復帰力を利用して該
フレキシブルプリント基板を前記筺体内の壁面に沿って
実装してことを特徴をする特許請求の範囲第１項記載の
フレキシブルプリント基板の実装方法。(2) The flexible printed circuit board is mounted along the wall surface of the housing by utilizing the elastic return force generated when the temporary fixings at both ends of the band-shaped flexible printed circuit board are removed. A method for mounting a flexible printed circuit board according to claim 1.
フレキシブルプリント基板を円筒状若しくは多角形状に
折り曲げたときに係合し合う溝部を少なくとも１つづつ
設けたことを特徴とするフレキシブルプリント基板。(3) A flexible printed circuit board characterized in that a band-shaped flexible printed circuit board is provided with at least one groove at each end thereof that engages with each other when the flexible printed circuit board is bent into a cylindrical or polygonal shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61310038A JPH0691327B2 (en) | 1986-12-27 | 1986-12-27 | Flexible printed circuit board mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61310038A JPH0691327B2 (en) | 1986-12-27 | 1986-12-27 | Flexible printed circuit board mounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63166294A true JPS63166294A (en) | 1988-07-09 |
| JPH0691327B2 JPH0691327B2 (en) | 1994-11-14 |
Family
ID=18000411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61310038A Expired - Fee Related JPH0691327B2 (en) | 1986-12-27 | 1986-12-27 | Flexible printed circuit board mounting method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0691327B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007215931A (en) * | 2006-02-20 | 2007-08-30 | Olympus Medical Systems Corp | Endoscope |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5473915U (en) * | 1977-11-04 | 1979-05-25 | ||
| JPS55164828U (en) * | 1979-05-15 | 1980-11-27 |
-
1986
- 1986-12-27 JP JP61310038A patent/JPH0691327B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5473915U (en) * | 1977-11-04 | 1979-05-25 | ||
| JPS55164828U (en) * | 1979-05-15 | 1980-11-27 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007215931A (en) * | 2006-02-20 | 2007-08-30 | Olympus Medical Systems Corp | Endoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0691327B2 (en) | 1994-11-14 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |