Anisotropic pyrolytic graphite heater
US5444327A · kind A · utility
6Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1993 |
| Grant date | Aug 22, 1995 |
| Priority date | — |
| Expiry date | Jun 30, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J1/22
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A heater for an indirectly heated vacuum tube cathode is formed of anisotropic pyrolytic graphite in which current passes through the graphite in the "c" direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.