Card-type line interface device

Details Card-type line interface device Card-type line interface device

1993-11-12

1995-02-21

Rowan, Kurt

Electrical connectors

With insulation other than conductor sheath

Plural-contact coupling part

H01R 3390, H01R 2900

Patent

active

053910940

ABSTRACT:
A card-type line interface device is provided with good portability and low-price. The line interface device includes an adapter unit 1 and a card unit 2 for inserting into the card slot of a communication terminal device. The adapter unit 1 has a card connecting connector 11 on a part of the boxlike body, a line connector 12 on another part thereof, and an interface circuit 14. The adapter unit 1 is connected to the card unit 2 in use, and detached from it on carrying. With no troublesome cable, the line interface device can provide good portability. The reduced number of components and reduced number of assembling steps lead to low price.

REFERENCES:
patent: 3141721 (1964-07-01), Horn
patent: 4498716 (1985-02-01), Ward
patent: 4523296 (1985-06-01), Healy, Jr.
patent: 4611875 (1986-09-01), Clarke et al.
patent: 5132871 (1992-07-01), Densham et al.
patent: 5192226 (1993-03-01), Wang
patent: 5276443 (1994-01-01), Gate et al.

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