Battery charging apparatus
First Claim
1. Battery charging apparatus comprising a rechargeable battery having a plurality of sections, input terminal means to which a source of charging current can be connected, output terminal means and switch means normally connecting said battery sections in series across said output terminals controlled by a relay connected across said input terminals and operative when energized by application of a pre-determined voltage to said input terminals to disconnect said battery from said output terminals, connect said battery sections in parallel across said input terminals and connect said input and output terminals.
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Accused Products
Abstract
An arrangement for charging a rechargeable battery which has a plurality of sections. The battery can be selectively connected by a switch either to a source of charging current or to supply power to a load. When the battery is connected to the charging current source the sections are connected in parallel and when it is connected to a load the sections are connected in series.
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Citations
5 Claims
- 1. Battery charging apparatus comprising a rechargeable battery having a plurality of sections, input terminal means to which a source of charging current can be connected, output terminal means and switch means normally connecting said battery sections in series across said output terminals controlled by a relay connected across said input terminals and operative when energized by application of a pre-determined voltage to said input terminals to disconnect said battery from said output terminals, connect said battery sections in parallel across said input terminals and connect said input and output terminals.
Specification