Battery-operated portable equipment requires battery power management system for switching between battery and external power source. While prior implementation requires separate power converters and power multiplexers such system, this invention provides a DC-DC converter that allows multiple power.....
[Detail]
It is well known that growth of micro-organisms or macrofouling matters on the submerged parts of a structure may have detrimental effects on their operation and their corrosion rate.A method of preventing fouling of aquatic surfaces by organisms is invented. It does not contaminate the environmen.....
[Detail]
It is important to be able to determine the longitudinal curvature (flare) of a foot and a shoe (or the shoe-last) in order to match or fit a shoe to a foot. The present invention is a device to determine and quantify the longitudinal flare on a foot or a shoe-last using two methods.A system is prov.....
[Detail]