초록 ▼

A voltage regulator for a charging generator comprising an a.c. generator, a rectifier for converting the a.c. output of the a.c. generator to a d.c., a battery connected to the output of the rectifier, comparison means for comparing the battery voltage with a reference voltage of a reference voltag

A voltage regulator for a charging generator comprising an a.c. generator, a rectifier for converting the a.c. output of the a.c. generator to a d.c., a battery connected to the output of the rectifier, comparison means for comparing the battery voltage with a reference voltage of a reference voltage generation circuit and a power transistor controlled by the output of the comparison means and controlling a current flowing through a field coil of the a.c. generator. The reference voltage generation circuit comprises a voltage divider connected to a constant voltage power source and providing its divided voltage as the reference voltage, a plurality of transistors connected in parallel with a part of the voltage divider, and conduction control means for controlling the transistor in accordance with the ambient temperature so that the reference voltage is determined in accordance with the ambient temperature.

대표청구항 ▼

A voltage regulator for a charging generator comprising: an a.c. generator having an armature coil and a field coil; a rectifier for converting the a.c. output of said a.c. generator to a d.c.; a battery connected to the output of said rectifier and receiving, and charged by, the power supplied from

A voltage regulator for a charging generator comprising: an a.c. generator having an armature coil and a field coil; a rectifier for converting the a.c. output of said a.c. generator to a d.c.; a battery connected to the output of said rectifier and receiving, and charged by, the power supplied from said a.c. generator; comparison means for comparing the battery voltage with a reference voltage; a power transistor controlled by the output of said comparison means and controlling a current flowing through said field coil; a voltage divider connected to a constant voltage source and constructed in such a manner that the divided voltage thereof becomes said reference voltage; a plurality of switching means connected in parallel with a part of said voltage divider and forming a bypass circuit to bypass predetermined portions of said voltage divider when they are conductive; and conduction control means for controlling the conduction of said switching means in accordance with an ambient temperature by controlling said switching means to form predetermined bypass paths to bypass predetermined portions of said voltage divider in accordance with said ambient temperature to provide a predetermined change in said reference voltage between a maximum value which occurs when all of said switching means are non-conductive and a minimum value which occurs when all of said switching means are conductive.