Abstract: The dual output alternator has a three phase stator winding with three terminals. A first set of three diodes is provided, each of which has its anode connected to a different one of the three winding terminals. The cathodes of the diodes of the first set are connected together and to a first output terminal. A second set of three diodes is provided each of which has its anode connected to a different one of the three winding terminals. The cathodes of the diodes of the second set are connected together and to a second output terminal. A third set of three diodes is provided, each of which has its cathode connected to a different one of the winding terminals and its anode connected to ground.A metal housing is provided for supporting the stator winding. Two metallic heat sink members are supported in the housing near one end wall thereof, spaced from each other and electrically insulated from the housing.

Abstract: A coil winding configuration for a three phase winding, connected in a delta configuration, for the stator of an alternator for providing a high output at low engine rpm. Each phase winding comprises 14 coils which are located in 14 slots of a 42 slot stator with 9 turns in each slot. The 14 coils of each phase winding have the following number of turns at one edge: 4, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4. In addition, the 14 coils of each phase winding have the following number of turns at the other edge: 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5.

Abstract: Two alternators of a motor vehicle are operated in parallel from current supplied from a battery by way of two transistors respectively. A regulator senses the voltage output of the battery to control the two transistors.

Abstract: An automatic feedback and control system for operating a load off of a multi-phase rectified rotary field system of a motor vehicle and for increasing the voltage and current to the load upon demand. The multi-phase rectified rotary field system comprises a rotatable coil for forming the rotary field when excited and stationary windings having an output coupled thereto by way of rectifier means. A DC power supply is coupled to said output. A regulator is provided having an input coupled to the DC power supply and and output coupled to the rotatable coil. Non-polarized capacitors are provided and a switch is coupled to the capacitors and to the DC power supply. The switch when closed, electrically connects the capacitors between the stationary windings and the rotatable coil and electrically connects the DC power supply to the rotatable coil.

Abstract: A unique coil winding configuration for a three phase winding connected in a Y configuration for the stator of an alternator for providing a high output at low engine rpm. Each phase of the winding comprises 14 coils which are located in the slots of a 42 slot stator with 5 turns in each slot.

Abstract: A coil winding configuration for a three phase winding connected in a Delta configuration for the stator of an alternator for providing a high output at low engine rpm. Each phase of the winding comprises 14 coils which are located in the slots of a 42 slot stator with 8 turns in each slot. Each of the windings is formed of 14 A.W.G. electrically conductive wire.

Abstract: In an emergency vehicle having dual batteries, one of which is employed for supplying power to the electrical system of the vehicle chassis and the other of which is employed for supplying power to the emergency equipment, dual alternators driven by the engine are provided for charging the batteries. The output of each alternator is connected to the input of its regulator and to both batteries whereby both alternators will be on at all times when the engine is running and will share the load on either or both batteries.

Abstract: In an emergency vehicle, a feedback system for dual alternators employed to charge two batteries and wherein one battery is employed to supply power for the vehicle chassis electrical system and the emergency equipment load is supplied with power directly from the outputs of the two alternators. A separate regulator is provided for each alternator for regulating the voltage applied to its alternator. The output of each alternator is connected to the input of its regulator by way of a diode.

Abstract: A system adapted to be coupled to the alternator-rectifier system of a motor vehicle including a feedback capacitor coupled from the stator windings to the rotary coil for applying a pulsating DC output to the rotary coil when a welding load is applied to the output of the alternator-rectifier system. A DC power supply is employed normally to excite the rotary coil during no-load conditions.

Abstract: The specification discloses an improved motor vehicle alternator adapted to be coupled to a regenerative feed-back system. The stator of the alternator has fourteen coils per phase, each coil having three turns. The wire is 13 A.W.G. electrically conductive. The feed-back system has the output of the multi-phase alternator coupled to its rotary field to self-excite the alternator when current is drawn from the output by a welding unit or other type of load. A DC power supply is employed normally to excite the rotary field during no load conditions.