US PATENT SUBCLASS 307 / 71
.~ Series-parallel connection of sources

Current as of: June, 1999
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307 /   HD   ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS

43  DF  PLURAL SUPPLY CIRCUITS OR SOURCES {14}
71.~ Series-parallel connection of sources

DEFINITION

Classification: 307/71

(under subclass 43) Subject matter for alternatively connecting the plural supply circuits or plural sources in series or in parallel.

SEE OR SEARCH CLASS

318, Electricity: Motive Power Systems,

111, for plural electric motors having means for connecting them either in series or in parallel.

320, Electricity: Battery or Capacitor Charging or Discharging, appropriate subclass for battery charging or discharging, especially

116+, for various series/parallel arrangements of cells or batteries. 323, Electricity: Power Supply or Regulation Systems,

346, for transformer systems having means to connect the transformers either in parallel or in series.