Tennis balls and method of manufacture
US4241118A · kind A · utility
13Cited by
2References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 9, 1979 |
| Grant date | Dec 23, 1980 |
| Priority date | — |
| Expiry date | Jan 9, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/23943
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The disclosure is of a method of adhering a textile tennis ball cover to a tennis ball core. The method comprises providing a core and a textile tennis ball cover for the core. A hot-melt adhesive is also provided, disposed in association with the cover material. The cover and adhesive are assembled on the core and the hot-melt adhesive caused to melt and form a bond between core and covering material. Upon solidifying, the adhesive adheres the cover to the core of the tennis ball with a high degree of tenacity. The method of the invention is advantageous over the prior art commercial methods, in terms of efficiency and economics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.