Parabolic antenna dish
US4916459A · kind A · utility
3Cited by
11References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 1987 |
| Grant date | Apr 10, 1990 |
| Priority date | — |
| Expiry date | Mar 16, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q19/132
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A parabolic antenna dish has a circumferential reinforcement flange portion defined by a ridge line which is devoid of air holes and a mesh plate portion integrally connected to the inner periphery of the reinforcement flange portion, the mesh plate portion having as many air holes as possible formed in a region which is not smaller than 80% in terms of the radius of the radiowave reflecting surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.