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US 8,771,108 B2Granted
Training device for improving a tennis players swing
OwnerYann O. Auzouxinventor
Life of this patent
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Abstract
A training device which includes a face with a first region and a second region, said first region adapted to provide an first auditory output when struck by a tennis ball and said second region adapted to provide a second auditory output when struck by a tennis ball, wherein said first auditory output and said second auditory output are different, a circumferentially grooved region adjacent said face, and a ringlet engageable with said grooved region.
Claims6
A training device including:
- a. a face with a first region and a second region, said first region adapted to provide a first auditory output when struck by a tennis ball and said second region adapted to provide a second auditory output when struck by a tennis ball;
- wherein said first auditory output and said second auditory output are different;
- b. a circumferentially grooved region adjacent said face;
- and
- c. a ringlet engageable with said grooved region.
2 more elements
Dependencies are inferred from the claim text.