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
Natural language expression in response to a query
Apparatus and methods for performing sequence detection
Transdermal porator and patch system and method for using same
Sport footwear
Surgical access system and method of using the same
Tire having a structural element reinforced with a hybrid yarn
Mat and carrier for an object
  Randomly Featured Patents
Nectarine tree named `White Dragon`
Intron sequence analysis method for detection of adjacent and remote locus alleles as haplotypes
Thin film gloves
Semiconductor method of making electrical connection between an electrically conductive line and a node location, and integrated circuitry
Expediting release procedure of cargo container at border crossing or at customs entry point by tracking and reporting threats while cargo container is in transit
Antioxidant compositions extracted from a wastewater from olive oil production
Turkey call
Portable computer and method for mounting a flat display device module
Pack for knives and the like
Pre-programmed electronic programmable thermostat