About 23 results
https://drivepatents.com/patents/1071640 · 21 Dec 2005
An apparatus is provided for detecting a malfunction in an on-vehicle charging system provided with a generator (1) driven by an engine and a battery (4) connected with the generator via a charging line (2). The apparatus comprises a first control unit (7)...
https://drivepatents.com/patents/1074871 · 17 Aug 2005
Apparatus has a generator (120), a battery (150), a high capacitance capacitor and a current distributor (210) for controllable delivery of energy to individual load circuits (230) of the motor vehicle. The generator, battery and capacitor are connected in...
https://drivepatents.com/patents/1088702 · 24 Mar 2004
The electrical power generator (1) used to supply a road vehicle system connects with the vehicle battery (3) and the vehicle components (4). The output of the generator provides a three phase AC voltage that exhibits superimposed harmonics. These are atte...
https://drivepatents.com/patents/1095555 · 4 Jun 2003
A method for generating a fault signal in a system voltage (Aplus) regulator by a phase signal (PH) is disclosed, which comprises the steps of: detecting the system voltage (Aplus) and phase signal (PH); comparing the system voltage (Aplus) and phase signa...
https://drivepatents.com/patents/1097844 · 5 Mar 2003
An alternator (1) for use in an automotive vehicle includes a circuit for detecting initiation of rotation of an engine. Upon detecting the initiation of rotation, excitation current supply to a field winding (4) is started, and thereafter an alternator ou...
https://drivepatents.com/patents/1098679 · 29 Jan 2003
The present invention relates to an external type regulator for a vehicle alternator, and in particular to an external type regulator for a vehicle alternator which is capable of preventing a damage of electric parts and a battery by stopping a power gener...
https://drivepatents.com/patents/1099235 · 8 Jan 2003
A device for protection against overvoltages generated by electromechanical systems, particularly for battery chargers with engine starters, comprising an electronic circuit that in turn comprises a power supply (11) for a first voltage comparator (12) wit...
https://drivepatents.com/patents/1099806 · 11 Dec 2002
An abnormality detection apparatus of a vehicle AC generator that includes a rectifier (3) for converting AC voltage to DC voltage is disclosed. The abnormality detection apparatus includes abnormality judging means (58) and alarming means (93). The abnorm...
https://drivepatents.com/patents/1101137 · 9 Oct 2002
A voltage conversion apparatus (1) is connected between a first charging/discharging device (3) and a second charging/discharging device (4), and performs voltage conversion between the first and second charging/discharging devices. The apparatus includes ...
https://drivepatents.com/patents/1105567 · 3 Apr 2002
A voltage regulator (6) of a power generator device (1) and an electronic control unit (5) are connected through a communication line (100). The voltage regulator (6) transmits power generator type identification information for specifying a type of the po...