A power supply for generating an uninterruptible AC power signal. The power supply utilizes leakage inductance in its transformer to eliminate the need for an output inductor. In standby mode, the AC power signal is generated from a battery by a switching circuit. Certain components of the...http://www.google.fr/patents/US5760495?utm_source=gb-gplus-shareBrevet US5760495 - Inverter/charger circuit for uninterruptible power supplies
Inverter/charger circuit for uninterruptible power supplies