Portable terminal device and open/close detector

Electrical connectors – With magnet

Reexamination Certificate

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Reexamination Certificate

active

07074045

ABSTRACT:
A portable terminal device which having a lower part; an upper part openable and closable in relation to the lower part; a magnet and a magnetic sensor attached to the lower part; and a magnetic plate which is attached to the upper part and leads the magnetic force of the magnet to the magnetic sensor, when the upper part is closed over the lower part.

REFERENCES:
patent: 5293523 (1994-03-01), Posey
patent: 6314183 (2001-11-01), Pehrsson et al.
patent: 2001/0041543 (2001-11-01), Lim
patent: 2002/0119802 (2002-08-01), Hijii
patent: 2003/0119545 (2003-06-01), Hosoi
patent: 1 748 664 (1957-07-01), None
patent: 1 805 188 (1960-02-01), None
patent: 199 05 302 (1999-08-01), None
patent: 9-166405 (1997-06-01), None
patent: 2002-125025 (2002-04-01), None
patent: 2002-204294 (2002-07-01), None
patent: 2002-344592 (2002-11-01), None
European Search Repot dated Mar. 14, 2005.

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