Resources Contact Us Home
Solar powered lighting system

Image Number 4 for United States Patent #4384317.

A solar powered lighting system including a light emitting unit electrically connected to a rechargeable power storage unit, a solar powered recharger connected to that power storage unit, means to prevent discharge of that power storage unit through the solar powered recharger, means to prevent overcharging of the power storage unit, means to prevent discharging the power storage unit below a predetermined level and means to automatically connect the disconnect the light emitting unit from the power storage unit wherein the voltage output of the solar powered recharger and the power storage unit is matched to the voltage required by the light emitting unit.

  Recently Added Patents
Gateway channel utilization
Maize hybrid X08B748
Devices and methods for the production of coaxial microfibers and nanofibers
Information processing apparatus, information processing method, and program
Polarization-coupled ferroelectric unipolar junction memory and energy storage device
Document layout method
Converter and measuring apparatus
  Randomly Featured Patents
Arrow logic system for creating and operating control systems
Electrophotographic recording element, cellulose carrier irradiated with ionizing radiation, process and product
Method and apparatus for time-sharing channelization code in a CDMA communication system
Torque locking system for fastening a wear member to a support structure
System and method of testing overall and individual antennas of a switched space diversity receiver
Safety harness for infants
Remote control of apparatus with media player
Movie lamp or similar article
Process for producing rapid-cooking noodles
Positioning control method and apparatus