Cellular phone battery charger with an emergency battery chargin

Details Cellular phone battery charger with an emergency battery chargin Cellular phone battery charger with an emergency battery chargin

1998-08-02

1999-11-02

Wong, Peter S.

Electricity: battery or capacitor charging or discharging

Cell or battery charger structure

For handheld device

320107, H02J 700

Patent

active

059777478

ABSTRACT:
A cellular phone battery charger includes a housing, a control circuit assembly mounted within the housing, the control circuit assembly having a power jack for obtaining power supply from a car battery by a cable or a city power supply outlet by a transformer, a coupling element mounted in the housing at the rear side to hold any of a variety of cellular phone connectors for connection to a particular cellular phone, and a batter holder mounted in the housing at the front side and electrically connected to the control circuit assembly for receiving a 9V alkaline battery for providing battery power supply to the connected cellular phone in an emergency case.

REFERENCES:
patent: 3644873 (1972-02-01), Dalton et al.
patent: 5334076 (1994-08-01), Shinozuka
patent: 5394073 (1995-02-01), Nagai
patent: 5659236 (1997-08-01), Hahn
patent: 5883494 (1999-03-01), Kobayashi et al.

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