JPH0740495B2 - Connecting portions of the flexible flat cable - Google Patents

Connecting portions of the flexible flat cable

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Publication number
JPH0740495B2
JPH0740495B2 JP31383989A JP31383989A JPH0740495B2 JP H0740495 B2 JPH0740495 B2 JP H0740495B2 JP 31383989 A JP31383989 A JP 31383989A JP 31383989 A JP31383989 A JP 31383989A JP H0740495 B2 JPH0740495 B2 JP H0740495B2
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JP
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Grant
Patent type
Prior art keywords
portion
flat cable
terminal
flexible flat
conductor
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
Application number
JP31383989A
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Japanese (ja)
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JPH03176971A (en )
Inventor
次雄 安保
寿一 西山
Original Assignee
菱星電装株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Description

【発明の詳細な説明】 [産業上の利用分野] 本発明は、例えば自動車の車内配線等に使用されるフレキシブルフラットケーブルの接続部に関するものである。 DETAILED DESCRIPTION OF THE INVENTION [FIELD OF THE INVENTION The present invention is, for example, those related to the connection portion of the flexible flat cable used in a vehicle wiring of an automobile.

[従来の技術] 従来におけるこの種のフレキシブルフラットケーブルの端末処理方式には、端末部導体を露出させたまま、直接コネクタハウジング内に挿し込んでコネクタハウジング内の接続端子と接触させる方式と、端末部の導体に接続端子を圧着する方式とが広く採用されている。 The [Prior Art] terminal processing method of this kind of flexible flat cable in the past, while exposing the terminal portions conductor, a method of contacting the connection terminals in the connector housing by inserting the direct connector housing, the terminal a method for crimping the connecting terminals to the conductor parts is widely employed.

[発明が解決しようとする課題] しかし、前者の導体を露出させたままコネクタハウジング内の接続端子に接触させる方式は、箔状の端末部に応力が直接掛かるので導体を傷付け易いという問題があり、また後者の圧着端子を用いる方式は、端子を圧着する際に、端末部の導体と被膜部を損傷することを避けられないという欠点がある。 [Problems to be Solved] However, the method of contacting the connection terminals of the left connector housing to expose the former conductor, there is liable to damage the conductors the stress on the foil-like terminal portion is applied directly , method of using the latter of the crimp terminal also when crimping a terminal, there is a disadvantage that inevitably damaging the conductor and a coating portion of the terminal portion.

本発明の目的は、このような従来の問題点を改良し、端末部の導体及び絶縁シートを傷付けることなく、コネクタハウジング内の接続端子との安定的な接触が得られるようにしたフレキシブルフラットケーブルの接続部を提供することにある。 An object of the present invention, such an improvement of the problem, without damaging the conductors and insulating sheet of the terminal portion, the flexible flat cable stable contact between the connection terminals of the connector housing was thus obtained and to provide a connecting portion.

[課題を解決するための手段] 上述の目的を達成するために、本発明に係るフレキシブルフラットケーブルの接続部においては、フレキシブルフラットケーブルの端末部をコネクタハウジング内の接続端子に接合し、相手側コネクタと前記接続端子を介して電気的に導通するためのフレキシブルフラットケーブルの接続部において、複数列の箔状の導体を絶縁シートによって被覆した前記フラットケーブルの端末部の前記各導体の露出部上に、前記コネクタハウジング内の接続端子に接触するばね部を備えた導電性金属端子板をそれぞれ接合し、前記導体に接合した少なくとも両側の前記金属端子板には前記コネクタハウジングに係止するための折返部から成る係止部を設けたことを特徴とする。 To achieve the above object [Means for Solving the Problems] In the connecting portion of the flexible flat cable according to the present invention, by joining the end portion of the flexible flat cable to the connection terminals in the connector housing, mating in connection portion of the flexible flat cable for electrically conductive via connectors and the connecting terminal, the flat cable of the terminal portion of the upper exposed portion of the conductor that the foil-like conductor in a plurality of rows and covered with an insulating sheet in the spring portion a conductive metal terminal plate having in contact with the connection terminals in the connector housing are joined respectively, for locking said connector housing to the metal terminal plate of at least two sides joined to the conductor characterized in that a locking portion comprising a folded portion.

[作用] 上述の構成を有するフレキシブルフラットケーブルの接続部は、コネクタハウジング内に挿入された際に、端末部の導体露出部上に接合した金属端子板がばね部の弾性力によりコネクタハウジング内の接続端子に適当な押圧力で確実に接触して、安定的な電気的接続を行うと共に、係止部を介してコネクタハウジングに係止する。 [Operation] The connection portion of the flexible flat cable having the above configuration, when inserted into the connector housing, the metal terminal plate joined onto the conductor exposed portion of the terminal portion of the connector housing by the elastic force of the spring portion and reliable contact with a suitable pressing force to the connection terminal, performs a stable electrical connection, engages the connector housing through the engaging portion.

[実施例] 本発明を図示の実施例に基づいて詳細に説明する。 It will be described in detail with reference to the embodiments thereof shown in EXAMPLES present invention.

第1図は本発明に係るフレキシブルフラットケーブル1 Flexible flat cable 1 according to Figure 1 the present invention
の端末部を例示したものであって、この端末部では絶縁シート2が剥離されて複数本の箔状導体3が露出され、 A an illustration of a terminal portion, this end portion is exposed foil conductors 3 of the plurality of being peeled off insulation sheet 2,
これらの導体3の露出部3a上にばね性を有する金属端子板4が超音波溶接によって接合されている。 Metal terminal plate 4 having a spring property on the exposed portion 3a of the conductors 3 are joined by ultrasonic welding. なお、第1 It should be noted that the first
図は金属端子板4を1個のみ図示しているが、実際には全ての露出部3a上に金属端子板4が接合されている。 Figures are illustrated a metal terminal plate 4 only one, actually the metal terminal plate 4 on all exposed portions 3a are joined. これらの金属端子板4は長方形の導電性金属板から成り、 These metal terminal plate 4 is made of a rectangular conductive metal plate,
その中央部には金属板から切り起こされ、円弧状に弯曲され後端を自由端としたばね部4aが設けられている。 Its in the center portion is cut and raised from the metal plate, the spring portion 4a is provided with a free end of the rear end is curved in an arc shape. また、金属端子板4の先端部には、前方に突出され裏側に折り返されたコネクタハウジングへの係止部として作用する折返部4bが形成されている。 Further, the tip portion of the metal terminal plate 4 is folded portions 4b which acts as a locking portion of the connector housing is folded back protrudes forward is formed.

実際に量産する場合には、第2図に示すように1枚の導電性金属板5から、導体3の間隔と同じ間隔で並列する多数の金属端子板4を打ち抜きと共に成形し、そのままの状態でフレキシブルフラットケーブル1の端末部の導体3の露出部3aに一挙に超音波溶接した上で、金属板5 In the actual mass production, from a single conductive metal plate 5 as shown in FIG. 2, by forming a plurality of metal terminal plates 4 arranged in parallel at the same intervals as those of the conductor 3 with punching, as is in on ultrasonically welded at once to the exposed portion 3a of the conductors 3 of the terminal portion of the flexible flat cable 1, the metal plate 5
から切り離して互いに分離する。 Separately from the separated from each other.

このような金属端子板4を超音波溶接した端末部を、図示しない接続端子を内蔵したコネクタハウジング6内に挿入すれば、折返部4bがハウジング6の係止部6aに第3 Such metal terminal plate 4 ultrasonic welding the terminal unit, if inserted in the connector housing 6 with a built-in connection terminal (not shown), a third fold-back portion 4b the locking portion 6a of the housing 6
図に示すように係合し、ハウジング6に対するロックが確実になされる。 Engages As shown, lock on the housing 6 is made reliably. なお、このロックはフラットケーブル1の両側のみでなされれば済むので、中間に配置された金属板4には折返部4bを設けなくてもよい。 Incidentally, the lock so requires if done only on both sides of the flat cable 1, the metal plate 4 which is arranged in the intermediate need not be provided folded portions 4b. また、ばね部4aはその弾性力を利用して、ハウジング6内の接続端子に安定的に接続させることが可能となる。 The spring unit 4a by utilizing the elastic force, it is possible to stably connected to the connection terminal in the housing 6. ハウジング6から端末部を外す場合には、ロック解除手段を用いて係止部6aを動かし、金属端子板4の折返部4bとの係止を解除してから引き抜けばよい。 When the housing 6 removing the terminal unit moves the engaging portion 6a with unlocking means it may be pulled out after releasing the engagement of the folded portion 4b of the metal terminal plate 4.

なお、図示の実施例では、金属端子板4のばね部4aはその一端を切り放して自由端とした場合を示したが、このばね部4aは単に上方に押し出して膨出させるだけでも同様な効果を有する。 In the illustrated embodiment, the spring portion 4a of the metal terminal plate 4 there is shown the case where the free end disassociate the end, similar to just this spring unit 4a simply bulge extruded upward effect having. また、金属端子板4の導体3上への接合は種々の方式が考えられるが、超音波溶接によって接合すれば、端末部の導体3や絶縁シート2を損傷することも少なく、端末部の機械的強度も良好である。 Although bonding to the upper conductor 3 of the metal terminal plate 4 are conceivable various methods, if joined by ultrasonic welding, it is also less damage to the conductor 3 and the insulating sheet 2 of the terminal portion, the terminal portion machinery strength is also good.

また、端末部の補強用として、第4図に示すような合成樹脂板7を端末部の裏側に接着することも有用である。 Further, for the reinforcement of the terminal portion, it is also useful to bond the synthetic resin sheet 7 as shown in FIG. 4 on the rear side of the terminal portion.
ただし、この合成樹脂板7を金属端子板4の超音波溶接に先立って取り付ける場合には、穴部7aを設けて超音波溶接が可能なようにしておくことが好ましい。 However, when mounting prior to the synthetic resin plate 7 to the ultrasonic welding of the metal terminal plate 4, it is preferable to so allows ultrasonic welding is provided a hole 7a.

第5図は金属端子板4の他の実施例を示し、金属端子板4の側部から規制片4cを折り返して、ばね部4aの自由端が当接するようにしている。 Figure 5 shows another embodiment of the metal terminal plate 4, folded back restricting piece 4c from the side of the metal terminal plate 4, the free end of the spring portion 4a are into contact. この実施例においては、ハウジング6への挿入時にばね部4aが押し潰され弾性を失うことが防止され、ばね部4aが押されてもその自由端が規制片4cに当接してばね部4aが偏平化されることがない。 In this embodiment, it is possible to prevent the loss of elasticity is crushed spring portion 4a upon insertion into the housing 6, the spring portion 4a its free end be spring portion 4a is pressed in contact with the restriction piece 4c is not be flattened.

[発明の効果] 以上説明したように本発明に係るフレキシブルフラットケーブルの接続部は、端末部の各導体上にばね部及び必要に応じて係止部を有する金属端子板がそれぞれ接合されるため、コネクタハウジング内に挿し込んだ際に、導体や絶縁シートを傷付けることがない。 Connecting portions of the flexible flat cable according to the present invention as has been described [Effect of the Invention] Since the metal terminal plate having a locking portion as occasion spring portion and required on each conductor of the terminal portion is joined, respectively , when elaborate inserted into the connector housing, there is no damage the conductor and the insulating sheet. また、係止部によってコネクタハウジングに容易に係合されると共に、 Further, with the easily engaged to the connector housing by the locking unit,
ばね部によって導体に直接応力が加わることが防止され、コネクタハウジング内の接続端子との間に安定した接触を保持することができる。 The spring portion is prevented from directly stress is applied to the conductor, it is possible to maintain a stable contact between the connection terminals in the connector housing.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

図面は本発明に係るフレキシブルケーブルの接続部の一実施例を示し、第1図は端末部を分解した状態の斜視図、第2図は金属端子板の製造工程の斜視図、第3図は金属端子板と係止部のロック状態の斜視図、第4図は補強用合成樹脂板の斜視図、第5図は他の実施例の金属端子板の斜視図である。 The drawings illustrate an embodiment of a connection portion of the flexible cable according to the present invention, perspective view of FIG. 1 is a disassembled terminal portion, perspective view of the second drawing manufacturing process of the metal terminal plate, FIG. 3 is perspective view of the locking state of the metal terminal plate and the locking portion, FIG. 4 is a perspective view of a reinforcing synthetic resin plate, FIG. 5 is a perspective view of the metal terminal plate of another embodiment. 符号1はフレキシブルフラットケーブル、2は絶縁シート、3は導体、3aは露出部、4は金属端子板、4aはばね部、4bは折返部、4cは規制片、5は導電性金属板、6はコネクタハウジング、6aは係止部、7は合成樹脂板である。 Reference numeral 1 is a flexible flat cable, 2 is an insulating sheet, 3 conductors, 3a is exposed portion, 4 is a metal terminal plate, 4a is the spring portion, 4b is turned-back portion, 4c regulation piece, 5 conductive metal plate, 6 the connector housing, 6a is engaging portion, 7 is a synthetic resin plate.

Claims (1)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】フレキシブルフラットケーブルの端末部をコネクタハウジング内の接続端子に接合し、相手側コネクタと前記接続端子を介して電気的に導通するためのフレキシブルフラットケーブルの接続部において、複数列の箔状の導体を絶縁シートによって被覆した前記フラットケーブルの端末部の前記各導体の露出部上に、前記コネクタハウジング内の接続端子に接触するばね部を備えた導電性金属端子板をそれぞれ接合し、前記導体に接合した少なくとも両側の前記金属端子板には前記コネクタハウジングに係止するための折返部から成る係止部を設けたことを特徴とするフレキシブルフラットケーブルの接続部。 1. A joining end portion of the flexible flat cable to the connection terminals in the connector housing, the connection portion of the flexible flat cable for electrically conductive via the connection terminal and the mating connector, the plurality of rows the foil-like conductor on the exposed portion of the conductor of the terminal portion of said flat cable coated with an insulating sheet, the spring unit respectively bonded a conductive metal terminal plate having a in contact with the connection terminals in the connector housing , at least both sides of the metal terminal plate joined to the conductor connection portions of the flexible flat cable, characterized in that a locking portion comprising a folded portion for locking the connector housing.
JP31383989A 1989-12-01 1989-12-01 Connecting portions of the flexible flat cable Expired - Fee Related JPH0740495B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31383989A JPH0740495B2 (en) 1989-12-01 1989-12-01 Connecting portions of the flexible flat cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31383989A JPH0740495B2 (en) 1989-12-01 1989-12-01 Connecting portions of the flexible flat cable

Publications (2)

Publication Number Publication Date
JPH03176971A true JPH03176971A (en) 1991-07-31
JPH0740495B2 true JPH0740495B2 (en) 1995-05-01

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Application Number Title Priority Date Filing Date
JP31383989A Expired - Fee Related JPH0740495B2 (en) 1989-12-01 1989-12-01 Connecting portions of the flexible flat cable

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3143565B2 (en) * 1994-02-28 2001-03-07 キヤノン株式会社 Flexible printed wiring, the connection device, and an electric circuit device
DE19833590C1 (en) * 1998-07-28 2000-03-30 Dietmar Eifler A method for welding an extended optical component to a metal fixture, the use thereof and the optical assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH027151B2 (en) * 1985-08-01 1990-02-15 Yamaichi Electric Mfg
JPH0231738Y2 (en) * 1986-09-24 1990-08-28

Also Published As

Publication number Publication date Type
JPH03176971A (en) 1991-07-31 application

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