Vehicle time delay battery charger

Details Vehicle time delay battery charger Vehicle time delay battery charger

1998-03-26

2000-03-14

Wong, Peter S.

Electricity: battery or capacitor charging or discharging

One cell or battery charges another

Vehicle battery charging

320103, H02J 700

Patent

active

060377445

ABSTRACT:
A device for providing vehicle battery power to rechargeable devices in vehicles, such as portable radios, cell phones, flashlights and laptop computer terminals left in patrol vehicles. The device has battery power as input, and outputs power to rechargeable devices while the vehicle is on, and for a time period thereafter. One device has multiple outputs having corresponding time periods. One device includes an engine sensor, a timer, a first switch and a second switch, with the first switch coupled to a first rechargeable device through a first terminal pair and the second switch coupled to a second rechargeable device through a second terminal pair. Each terminal pair can have a unique time period and, in some embodiments, can have one of a set number of time periods selected with a jumper.

REFERENCES:
patent: 5698967 (1997-12-01), Baer et al.
patent: 5747970 (1998-05-01), Johnson, Jr. et al.
patent: 5952813 (1999-09-01), Ochiai

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