Protection circuits for computer based control systems
US4074336A · kind A · utility
1Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 23, 1976 |
| Grant date | Feb 14, 1978 |
| Priority date | — |
| Expiry date | Jun 23, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B2219/1181
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A computer based control system having a protection circuit including a bistable circuit arranged to disable the outputs of the control system at the end of a scan period of the system. The bistable circuit is operated through logic gates arranged to monitor fault in the control system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.