CHARGING METHOD OF BATTERY BUILT IN SLIDE DOOR

摘要

PROBLEM TO BE SOLVED: To provide a charging method of a battery built in a slide door in which an efficient charging is made and the burden of the battery in the vehicle body is reduced. SOLUTION: The slide door built-in battery 38 is charged when the load 53 in the slide door is in a state of a stop and the charging rate of the slide door built-in battery 38 has dropped below a certain value. And when the charging rate of the slide door built-in battery 38 is more than an certain value, a trickle charge is made.