Patent ID: 8257204

Claim:
An automatic ball collection system for collecting balls of table tennis comprising a blower sub-subsystem and a collection device; said blower sub-system comprising: a first blowing device having a first air outlet and said first blowing device producing an air flow directed toward the pound through said first air outlet; a second blowing device having a second air outlet and said second blowing device producing an air flow directed toward the ground through said second air outlet; a third blowing device having a third air outlet and said third blowing device producing an air flow directed toward the ground through said third air outlet; and a fourth blowing device having a fourth air outlet and said fourth blowing device producing an air flow directed toward the ground through said fourth air outlet; where said first, second, third, and fourth blowing devices are positioned at an area's four corners, all having said first, second, third, and fourth air outlets facing said area; and said collection device inside said area comprising: a pipe having a diameter larger than that of a ball for table tennis, an air inlet positioned adjacent to the ground, said air inlet having an aperture larger than the diameter of a ball for table tennis; a fifth blowing device having a fifth air outlet connected to an end of said pipe so that air flow from said fifth blowing device is directed into said pipe; and a basket connected to the other end of said pipe.