Patent ID: 7325524

Claim:
A power source, comprising: an engine ( 100 ); a generator unit ( 200 ) having first and second generation windings ( 211 , 211 ′); means connecting the engine ( 100 ) and the generator unit ( 200 ) for driving the generator unit ( 200 ); a relay ( 102 ); a starting switch ( 103 ); a starting motor ( 101 ) for starting the engine; a starting battery ( 104 ) that is charged by power from the first generation winding ( 211 ) of the generator unit, the starting battery ( 104 ) supplying power to the starting motor ( 101 ) through the relay ( 102 ) controlled by the starting switch ( 103 ); a device selected from the group consisting of a fuel injection device ( 110 ) and an engine ignition device ( 109 ); a first auxiliary battery ( 106 ) that is charged by power from the second generation winding ( 211 ′) of the generator unit, the first auxiliary battery ( 106 ) supplying power to the device.