Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent
1986-09-30
1987-09-22
Macon, Robert S.
Electricity: electrical systems and devices
Electrostatic capacitors
Fixed capacitor
439131, 439892, 439137, H05K 114
Patent
active
046959254
ABSTRACT:
An IC card used for conducting a transfer of information through a connector to a card reading out device is provided with electrode terminals for connection to the outside. A shutter is slidably provided within said card so as to cover said electrode terminals in the usual state. A hole provided at the front portion of said card receives a projection provided at said connector when the projection is inserted into the card. The shutter is retreated when it comes into contact with the projection of the connector thereby to expose said electrode terminals when the card is inserted into the connector.
REFERENCES:
patent: 262301 (1882-08-01), Mann
patent: 3926494 (1975-12-01), Maillaro
Fujii Noriaki
Gamo Hiroshi
Kobayashi Bujirou
Kodai Syojiro
Macon Robert S.
Mitsubishi Denki & Kabushiki Kaisha
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