Tennis ball retrieving system
US4575081A · kind A · utility
10Cited by
8References
3Claims
0Family size
Inventor
Key dates
| Filing date | Sep 24, 1984 |
| Grant date | Mar 11, 1986 |
| Priority date | — |
| Expiry date | Sep 24, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2047/028
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A tennis ball recovery system for use in a full court utilizes an inelastic flexible damping screen hooked onto the back fence of the tennis court, which intercepts the driven ball and drops it onto a resilient apron that extends away from a collection trough. Within the trough there is located a conveyor that will move the balls toward the center of the trough and substantially central of the trough a conduit is provided with positive pressure to move the ball into a conduit and into a receptacle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.