US PATENT SUBCLASS 320 / 158
.~.~.~ Having solid-state control device

Current as of: June, 1999
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320 /   HD   ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING

137  DF  BATTERY OR CELL CHARGING {11}
155  DF  .~ Time control {2}
157  DF  .~.~ Detection of current or voltage amplitude {1}
158.~.~.~ Having solid-state control device {1}
159  DF  .~.~.~.~> Detection of current and voltage amplitude

DEFINITION

Classification: 320/158

Having solid-state control device:

(under subclass 155) Subject matter wherein the means to regulate charging includes a semiconductor control element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

160, for multi-rate charging without time control.