Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Portable photovoltaic battery recharger

Patent ·
OSTI ID:6200516

A portable photovoltaic battery recharger is described for simultaneously recharging a plurality of rechargeable batteries having different sizes and respective optimum charging current levels, comprising: a plurality of photovoltaic solar cell arrays corresponding to the number of different battery sizes, each of the cell arrays having a plurality of individual solar cells, each cell of a respective array having a selectively chosen surface area for generating the respective optimum charging current levels when insolated; battery receptacle means for holding the plurality of rechargeable batteries in a recharging position; and circuit means for connecting the plurality of photovoltaic solar cell arrays to the battery receptacle means to charge each of the different size batteries with the respective optimum charging current level.

Assignee:
Solarex Corp., Rockville, MD
Patent Number(s):
US 4808904
OSTI ID:
6200516
Country of Publication:
United States
Language:
English