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
Food safety printer
Redundant parallel operation of motor vehicle electrical system generators
Tracking data eye operating margin for steady state adaptation
Rules-based approach to transferring and/or viewing medical images
Method and apparatus for reducing power consumption used in communication system having time slots
Delta-sigma AD converter circuit and battery pack
Probe for ultrasound diagnostic apparatus
  Randomly Featured Patents
Washing device and method controlling the same
Open wire detection system and method
Backscatter oximeter
Rear fairing for a snowmobile
Waveguide group branching filter
Motor vehicle seat
Inter pen offset determination and compensation in multi-pen thermal ink jet pen printing systems
Laser machining apparatus
Television set