The invention relates to the field of electrical engineering and can be used for the autonomous supply of electrical energy to electrical consumers. The technical result consists in a manifold increase in an uninterrupted operating time which is equal to t...

A battery charging and electrical energy delivery system (25) that allows for separation of charging of a battery (23) and delivery of electrical energy to a first set of consumers (24). The battery may be charged via a first path (29) for connecting the b...

A system for optimally recharging a battery cell while powering a device connected to the battery pack, in which an electronic switch (22) connects a battery pack power-output either to the battery cells (12) or to a second power-input contact (20). When n...

Power supply for supplying a direct voltage load (2) and comprising a rechargeable battery (4), and a voltage generator (6) for recharging the battery (4) and supplying power to the load (2), including first control means (20,16) to control supply of curre...

A DC power source unit (100) supplies a DC voltage to a power tool (4) through an adapter (3) when a power switch (4b) of the tool (4) is turned ON and also charges a battery pack (5) used as an alternative power source of the tool (4) when the power tool ...

A method of supplying power to an electronic device (3; 31; 43; 53) having a power consumption in which predictable current peaks occur is disclosed. The device is connectable to a battery (2). The method comprises the steps of supplying power from a power...