Compressible ball launcher
US4892081A · kind A · utility
30Cited by
15References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 9, 1988 |
| Grant date | Jan 9, 1990 |
| Priority date | — |
| Expiry date | Nov 9, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41B11/641
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A launcher for a soft compressible closed cell foam ball which includes a cavity in which the ball is forced into from the front of the barrel and is held loosely therein and a plunger coupled to the barrel for causing the ball to be compressed and then spring out of the cavity accompanied by a loud popping sound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.