JPS6287866U

JPS6287866U -

Info

Publication number: JPS6287866U
Application number: JP18036685U
Authority: JP
Priority date: 1985-11-22
Filing date: 1985-11-22
Publication date: 1987-06-04

Description

[Brief explanation of the drawing]

第１図は本考案カードの一実施例品の正面図、
第２図はその縦断側面図、第３図は蓋板を取り外
した状態のカード上辺側の拡大端面図、第４図は
カード全体の分解斜面図、第５図はＲＡＭを含む
カード内回路に対するバツクアツプ電源回路例、
第６図は電池着脱収納構造の他の例を示す斜面図
である。１ａ，１ｂ，１ｃはカード主体１を構成するカ
ード裏板、表板、蓋板、２はＲＡＭ２ａ，２ａを
含むプリント配線板、３は内蔵小型電池。 Figure 1 is a front view of an example of the card of the present invention;
Figure 2 is a vertical side view of the card, Figure 3 is an enlarged end view of the top side of the card with the lid removed, Figure 4 is an exploded perspective view of the entire card, and Figure 5 shows the internal circuitry of the card, including the RAM. Backup power supply circuit example,
FIG. 6 is a perspective view showing another example of the battery attachment/detachment storage structure. 1a, 1b, and 1c are card back plates, front plates, and lid plates constituting the card main body 1; 2 is a printed wiring board including RAMs 2a and 2a; and 3 is a built-in small battery.

Claims

[Scope of Claim for Utility Model Registration] (1) An IC card that has a built-in circuit including RAM and a small battery for backing up the circuit. (2) The IC card according to claim 1 of the utility model registration claim, in which the battery can be inserted into and removed from the card. (3) Batteries can be coin-shaped, button-shaped, paper-shaped,
Alternatively, the IC card according to claim 1 or 2 of the utility model registration claim, which is a thin rod-shaped small battery.