US Patent 7021630 Portable ball retriever

A portable ball retriever comprises a first member forming a first closed loop, a second member forming a second closed loop with the first member foldably attached to the second member, supports fitted between the first and second members to sustain the first member against the second member, a fabric cover attached to the first member to substantially cover the first closed loop with a central portion of the cover severed along a line to secure a first opening and a drapery corresponding to the first opening, a fabric catch partially attached to the fabric cover to communicate with the first opening, and straps connecting a rear portion of the fabric catch to the second member.