US Patent 7504027 Remote control pool skimmer

A remote control pool skimmer for picking up surface debris, according to one embodiment of the present invention, comprises a pair of elongated buoyant hulls spaced from one another, each hull having a bow and a stern, and at least one cross member interconnecting the hulls to one another, a remotely controlled drive system connected to the pool skimmer for propelling the hulls across the surface of the water in a selected direction and a collection net spanning the space between the pair of hulls, the net being oriented in order to collect surface debris as the hulls move through the water. In terms of weight distribution from bow to stern, the hulls are weighted more toward the stern.