Ball pitching system
US4784107A · kind A · utility
Inventor
Key dates
| Filing date | Dec 1, 1986 |
| Grant date | Nov 15, 1988 |
| Priority date | — |
| Expiry date | Dec 1, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B69/409
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A ball pitching system comprising a pneumatically actuated pitching arm and automatic ball feed system. The pneumatic actuation is provided by an automatic pressure sensor valve. Compressed air is provided by a DC compressor affixed to the frame of the pitching apparatus and may be powered by a conventional 12 volt vehicular battery system. In this manner the preselect pitching of baseballs and the like along a predefined trajectory can be provided at remote locations away from conventional power sources by using conventional automotive electrical supply. The system further provides a reliable, inexpensive assemblage require little maintenance and maximum enjoyment of use with baseballs and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.