Patent ID: 9484741
Filing Date: 2016-11-01
CPC Classification: H02J

Claim Text:
1. A variable voltage system for supplying electrical energy in various voltages depending on the application requirement of an electrical system, the variable voltage system comprising: a positive terminal and a negative terminal, at least one positive terminal and at least one negative terminal being electrically coupleable to the electrical system; a main battery, said main battery including a main positive output and a main negative output, the main positive output being electrically connected to at least one positive terminal, the main negative output being electrically connected to at least one negative terminal; at least one auxiliary battery, each said auxiliary battery including an auxiliary positive output and an auxiliary negative output, said auxiliary positive output being electrically connected to at least one positive terminal, said first auxiliary negative output being electrically connected to at least one negative terminal; at least one switch for each said battery, each said switch allowing each said auxiliary battery to be switched between in parallel or in series within the variable voltage system to control the voltage supplied to the electrical system; said system configured to allow said batteries to be charged by a car alternator when the batteries are coupled in parallel.