Ball tossing device for baseball batting practice
US5294109A · kind A · utility
24Cited by
12References
5Claims
0Family size
Inventor
Key dates
| Filing date | Nov 25, 1992 |
| Grant date | Mar 15, 1994 |
| Priority date | — |
| Expiry date | Nov 25, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2069/401
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A device for training a hitter to hit a baseball includes a striker rod having a striker head, a solenoid having a plunger, a ramp, a support structure and a control unit. The plunger is coupled to the striker rod. The support structure is coupled to the ramp. The ramp is coupled to the solenoid. The control unit is electrically coupled to the solenoid and activates the solenoid causing the plunger to move upward. When the plunger moves the striker rod upward the striker head propels a baseball upward.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.