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https://drivepatents.com/patents/1091083 · 17 Dec 2003
The electrical network conditioner includes a transformation circuit, with voltage converters, which takes an input in parallel from a distribution line. The circuit generates a compensating voltage which is then to be applied in series in one of the distr...
https://drivepatents.com/patents/1091071 · 17 Dec 2003
The un-interrupted power supply has transformer and rectifier system for supplying electrical energy to the network (4) in the format required of the network. The conversion circuits are reversible, so that when supply is available, the battery may be rech...