Patent ID: 9337667
Filing Date: 2016-05-10
CPC Classification: A45F,H01M,H02J,Y02E

Claim Text:
1. A power adapter for obtaining power from a rechargeable battery pack having a set of charging contacts and a set of device contacts, wherein the rechargeable battery pack contains protection circuitry to prevent discharge through the charging contacts, the adapter comprising: a set of adapter contacts including a positive adapter contact that mates with a positive charger contact of the rechargeable battery pack, a negative adapter contact that mates with a negative charger contact of the rechargeable battery pack, and an auxiliary adapter contact that mates with an auxiliary charger contact of the rechargeable battery pack; a battery cell connector having a positive terminal connected to the auxiliary adapter contact and a negative terminal connected to the negative adapter contact; and an external power connector having a positive external power connector terminal operably coupled to the positive adapter contact and a negative external power connector terminal operably coupled to the negative adapter contact.