JPH02277700A - Memory card - Google Patents
Memory cardInfo
- Publication number
- JPH02277700A JPH02277700A JP1098963A JP9896389A JPH02277700A JP H02277700 A JPH02277700 A JP H02277700A JP 1098963 A JP1098963 A JP 1098963A JP 9896389 A JP9896389 A JP 9896389A JP H02277700 A JPH02277700 A JP H02277700A
- Authority
- JP
- Japan
- Prior art keywords
- battery
- wiring board
- metal plate
- printed wiring
- shielding metal
- 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.)
- Pending
Links
Landscapes
- Credit Cards Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明はメモリカードの構造に関し、特に電池の電極
の取り出し構造に特徴を有するメモリカードに関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to the structure of a memory card, and more particularly to a memory card characterized by a structure for taking out battery electrodes.
従来のメモリカードは、第２図に示すように構成されて
いた。A conventional memory card was constructed as shown in FIG.
即ち、印刷配線基板２１に取り付けられたプラス電池用
板バネ２２．マイナス電池用板バネ２３を各々、電池ホ
ルダ２４に保持されている電池２５のプラス側マイナス
側に接触し、印刷配線基板２１のマイナス側の電位と上
側のシールド用金属板２６との接続をコイルバネ２７で
行い、かつシールド用金属板２６と２８との導通をコイ
ルバネ２９によりとった構成になっていた。That is, the positive battery leaf spring 22 attached to the printed wiring board 21. The negative battery plate springs 23 are brought into contact with the positive and negative sides of the batteries 25 held in the battery holder 24, respectively, and the coil springs connect the negative potential of the printed wiring board 21 and the upper shielding metal plate 26. 27, and conduction between the shielding metal plates 26 and 28 was established by a coil spring 29.
前述した従来のメモリカードにあっては、印刷配線基板
２１のマイナス側の電位とシールド用金属板２６との接
続をコイルバネ２７で行い、シールド用金属板２６と２
８との導通をコイルバネ２９で行っていたため、即ち、
別体のコイルバネ２７と２９により接続と導通を行う構
造となっていたため、以下の欠点がある。In the conventional memory card described above, the connection between the negative potential of the printed wiring board 21 and the shielding metal plate 26 is made by the coil spring 27, and the shielding metal plate 26 and the 2
8 was conducted by the coil spring 29, that is,
Since the structure is such that connection and conduction are performed using separate coil springs 27 and 29, there are the following drawbacks.
構造部品の増加と構造の複雑さを招き、部品コストと製
造コストの双方が増大する。この結果、安価かつ信頬性
あるメモリカードを提供することができない。This results in an increase in the number of structural parts and complexity of the structure, increasing both component costs and manufacturing costs. As a result, an inexpensive and reliable memory card cannot be provided.
この発明の目的は、前記従来の課題を解決するために、
部品点数が少な（かつ構造が簡単なメモリカードを提供
することにある。The purpose of this invention is to solve the above-mentioned conventional problems.
The purpose is to provide a memory card with a small number of parts (and a simple structure).
この発明は、メモリＩＣを有する印刷配線基板と、静電
遮蔽用の一対のシールド用金属板と、電源供給用の電池
とを備えるメモリカードであって、一方端を電池の負極
に接続させ、中途部を一方のシールド用金属板に接触さ
せ、かつ他方端を印刷配線基板の負極側に接続させると
共に印刷配線基板を介して他方のシールド用金属板に導
通ずるマイナス電池用板バネと、
一方端を電池の正極に接続させ、他方端を印刷配線基板
の工種側に接続させたプラス電池用板バネとを備えるこ
とを特徴とする。The present invention provides a memory card comprising a printed wiring board having a memory IC, a pair of shielding metal plates for electrostatic shielding, and a battery for power supply, one end of which is connected to the negative electrode of the battery. a negative battery plate spring having a midway portion in contact with one shielding metal plate, the other end being connected to the negative electrode side of a printed wiring board, and conductive to the other shielding metal plate via the printed wiring board; It is characterized by comprising a leaf spring for a positive battery, one end of which is connected to the positive electrode of the battery, and the other end of which is connected to the construction side of the printed wiring board.
〔実施例〕 この発明の実施例について図面を参照して説明する。〔Example〕 Embodiments of the invention will be described with reference to the drawings.
第１図はこの発明の一実施例に係るメモリカードの構造
を示す縦断面図である。FIG. 1 is a longitudinal sectional view showing the structure of a memory card according to an embodiment of the present invention.
メモリカード１は、印刷配線基板２と、電池３と、シー
ルド用金属板４．５とを備えている。The memory card 1 includes a printed wiring board 2, a battery 3, and a shielding metal plate 4.5.
印刷配線基板２は、１個又は複数個のメモリＩＣを搭載
しており、メモリカード１の主機能を具備している。こ
の印刷配設基板２は、メモリカード１内に略水平に配設
されている。The printed wiring board 2 is equipped with one or more memory ICs and has the main functions of the memory card 1. This printed placement board 2 is placed approximately horizontally within the memory card 1.
電池３は、印刷配線基板２とシールド用金属板４．５に
電流を供給するためのもので、電池ホルダ６と枠部７と
に保持された状態でメモリカード１内に配設されている
。この電池３は、負極を上側にして配置されている。電
池ホルダ６は、電池３を下方から水平に支持している。The battery 3 is for supplying current to the printed wiring board 2 and the shielding metal plate 4.5, and is arranged in the memory card 1 while being held by a battery holder 6 and a frame 7. . This battery 3 is arranged with the negative electrode facing upward. The battery holder 6 horizontally supports the battery 3 from below.
この電池ホルダ６には、板バネ用の孔８が形成されてい
る。また枠部７は、電池３を上から押付け、電池３を電
池ホルダ６上に固定している。This battery holder 6 has a hole 8 formed therein for a leaf spring. Further, the frame portion 7 presses the battery 3 from above and fixes the battery 3 onto the battery holder 6.
シールド用金属板４．５は、静電遮蔽用の板体で、枠部
７．７によって水平に保持されている。The shielding metal plate 4.5 is a plate for electrostatic shielding and is held horizontally by the frame 7.7.
電池３の正極と印刷配線基板２の正極との接続は、略Ｓ
字状に曲がったプラス電池用板バネ９によって達成され
ている。このプラス電池用板バネ９は、下端を印刷配線
基板２に固着させ、上方への付勢力によって電池３との
電気的接触を保っている。The connection between the positive electrode of the battery 3 and the positive electrode of the printed wiring board 2 is approximately S.
This is achieved by a positive battery leaf spring 9 bent into a letter shape. This positive battery plate spring 9 has its lower end fixed to the printed wiring board 2, and maintains electrical contact with the battery 3 by upward biasing force.
電池３の負極と印刷配線基板２の負極との接続は、上方
に湾曲したマイナス電池用板バネ１０によって達成され
ている。このマイナス電池用板バネＩＯは、下端部１０
ａと、上方に湾曲した湾曲部１０ｂと、上端部１０ｃと
によりなる。下端部１０ａは、マイナス電池用板バネ１
０の下端を水平に折り曲げて形成したもので、その下面
を印刷配線基板２の負極に固着させている。湾曲部１０
ｂは、その背でシールド用金属板４を下方から持ち上げ
るように配され、その付勢力によってシールド用金属板
４との電気的接触を保っている。上端部１０ｃは、マイ
ナス電池用板バネ１０の上端を水平に折り曲げて形成し
たもので、その下面を電池３の負極に接触させている。Connection between the negative electrode of the battery 3 and the negative electrode of the printed wiring board 2 is achieved by an upwardly curved negative battery leaf spring 10. This negative battery leaf spring IO has a lower end 10
a, an upwardly curved curved portion 10b, and an upper end portion 10c. The lower end portion 10a is a plate spring 1 for a negative battery.
0 is formed by horizontally bending the lower end thereof, and its lower surface is fixed to the negative electrode of the printed wiring board 2. Curved part 10
b is arranged so as to lift the shielding metal plate 4 from below with its back, and maintains electrical contact with the shielding metal plate 4 by its biasing force. The upper end portion 10c is formed by horizontally bending the upper end of the leaf spring 10 for negative batteries, and its lower surface is brought into contact with the negative electrode of the battery 3.
シールド用金属板４とシールド用金属板５の導通は、略
Ｓ字状に曲がったマイナス電池用板バネ１１によって達
成されている。このマイナス電池用板バネ１１は、上端
を印刷配線基板２の負極に固着させ、下方への付勢力に
よってシールド用金属板５との電気的接触を保っている
。Electrical conduction between the shielding metal plate 4 and the shielding metal plate 5 is achieved by a negative battery plate spring 11 bent in a substantially S-shape. This negative battery plate spring 11 has its upper end fixed to the negative electrode of the printed wiring board 2, and maintains electrical contact with the shielding metal plate 5 by downward biasing force.
この実施例のメモリカード１が以上のように構成されて
いることから、電池３からの電流はプラス電池用板バネ
９とマイナス電池用板バネ１０によって印刷配線基板２
に供給され、マイナス電池用板バネ１０．１１を介して
シールド用金属板４．５に供給される。従って、マイナ
ス電池用板バネ１０は、電池３からの電源供給機能とシ
ールド用電極との機能とを兼ね備えている。Since the memory card 1 of this embodiment is configured as described above, the current from the battery 3 is transferred to the printed wiring board by the positive battery leaf spring 9 and the negative battery leaf spring 10.
is supplied to the shielding metal plate 4.5 via the negative battery plate spring 10.11. Therefore, the negative battery leaf spring 10 has both the function of supplying power from the battery 3 and the function of a shielding electrode.
〔発明の効果〕
以上説明したようにこの発明のメモリカードは、一方端
を電池の負極に接続させ、中途部を一方のシールド用金
属板に接触させ、かつ他方端を印刷配線基板の負極側に
接続させると共に印刷配線基板を介して他方のシールド
用金属板に導通するマイナス電池用板バネと、一方端を
電池の正極に接続させ、他方端を印刷配線基板の正極側
に接続させたプラス電池用板バネとによって印刷配線基
板への電源供給とシールド用金属板へのシールド電源の
供給とを行う構造としたため、メモリカードの部品点数
を少なくすることができると共に、構造を単純化するこ
とができ、この結果製造コストの低廉なメモリカードを
提供することができる効果がある。[Effects of the Invention] As explained above, the memory card of the present invention has one end connected to the negative electrode of the battery, the middle part in contact with one shielding metal plate, and the other end connected to the negative electrode side of the printed wiring board. A negative battery leaf spring is connected to the other shielding metal plate through the printed wiring board, and a positive battery spring has one end connected to the positive terminal of the battery and the other end connected to the positive terminal side of the printed wiring board. Since the battery leaf spring supplies power to the printed wiring board and shield power to the shielding metal plate, the number of parts of the memory card can be reduced and the structure can be simplified. As a result, it is possible to provide a memory card with low manufacturing cost.
第１図はこの発明の一実施例に係るメモリカードの構造
を示す縦断面図、
第２図は従来のメモリカードの縦断面図である。
１・・・・・メモリカード
２・・・・・印刷配線基板
３・・・・・電池
４．５・・・シールド用金属板
９・・・・・プラス電池用板バネ
１０、１１・・・マイナス電池用１反バネ＝７４１
第２図FIG. 1 is a vertical cross-sectional view showing the structure of a memory card according to an embodiment of the present invention, and FIG. 2 is a vertical cross-sectional view of a conventional memory card. 1...Memory card 2...Printed wiring board 3...Battery 4.5...Shield metal plate 9...Positive battery plate springs 10, 11...・1 anti-spring for negative battery = 741 Fig. 2
Claims (1)
の一対のシールド用金属板と、電源供給用の電池とを備
えるメモリカードであって、 一方端を電池の負極に接続させ、中途部を一方のシール
ド用金属板に接触させ、かつ他方端を印刷配線基板の負
極側に接続させると共に印刷配線基板を介して他方のシ
ールド用金属板に導通するマイナス電池用板バネと、 一方端を電池の正極に接続させ、他方端を印刷配線基板
の正極側に接続させたプラス電池用板バネとを備えるこ
とを特徴とするメモリカード。(1) A memory card comprising a printed wiring board having a memory IC, a pair of shielding metal plates for electrostatic shielding, and a battery for power supply, one end of which is connected to the negative electrode of the battery, a flat spring for a negative battery, the part of which is in contact with one shielding metal plate, the other end of which is connected to the negative electrode side of a printed wiring board, and the other end is electrically connected to the other shielding metal plate through the printed wiring board; 1. A memory card comprising: a positive battery plate spring having one end connected to the positive electrode of the battery and the other end connected to the positive electrode side of a printed wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1098963A JPH02277700A (en) | 1989-04-20 | 1989-04-20 | Memory card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1098963A JPH02277700A (en) | 1989-04-20 | 1989-04-20 | Memory card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02277700A true JPH02277700A (en) | 1990-11-14 |
Family
ID=14233725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1098963A Pending JPH02277700A (en) | 1989-04-20 | 1989-04-20 | Memory card |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02277700A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993023825A1 (en) * | 1992-05-20 | 1993-11-25 | Seiko Epson Corporation | Cartridge for electronic apparatus |
| JPH0721376U (en) * | 1993-09-27 | 1995-04-18 | リズム時計工業株式会社 | memory card |
| JP2012145405A (en) * | 2011-01-11 | 2012-08-02 | Hitachi Aloka Medical Ltd | Personal dosimeter |
-
1989
- 1989-04-20 JP JP1098963A patent/JPH02277700A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6608753B2 (en) | 1992-05-20 | 2003-08-19 | Seiko Epson Corporation | Cartridge for electronic devices |
| US7583505B2 (en) | 1992-05-20 | 2009-09-01 | Seiko Epson Corporation | Processor apparatus |
| US5659459A (en) * | 1992-05-20 | 1997-08-19 | Seiko Epson Corporation | Cartridge for electronic devices including grounding pads and conductive shielding to decrease the wavelength of emitted electromagnetic radiation |
| US6025993A (en) * | 1992-05-20 | 2000-02-15 | Seiko Epson Corporation | Cartridge for electronic devices |
| US6404639B1 (en) | 1992-05-20 | 2002-06-11 | Seiko Epson Corporation | Cartridge for electronic devices |
| US6515864B2 (en) | 1992-05-20 | 2003-02-04 | Seiko Epson Corporation | Cartridge for electronic devices |
| US6845014B2 (en) | 1992-05-20 | 2005-01-18 | Seiko Epson Corporation | Cartridge for electronic devices |
| WO1993023825A1 (en) * | 1992-05-20 | 1993-11-25 | Seiko Epson Corporation | Cartridge for electronic apparatus |
| US6771509B2 (en) | 1992-05-20 | 2004-08-03 | Seiko Epson Corporation | Cartridge for electronic devices |
| US7035108B2 (en) | 1992-05-20 | 2006-04-25 | Seiko Epson Corporation | Information processing device |
| US7345883B2 (en) | 1992-05-20 | 2008-03-18 | Seiko Epson Corporation | Processing device |
| US7359202B2 (en) | 1992-05-20 | 2008-04-15 | Seiko Epson Corporation | Printer apparatus |
| JPH0721376U (en) * | 1993-09-27 | 1995-04-18 | リズム時計工業株式会社 | memory card |
| JP2012145405A (en) * | 2011-01-11 | 2012-08-02 | Hitachi Aloka Medical Ltd | Personal dosimeter |
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