Computer device for production equipment
US6577912B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2000 |
| Grant date | Jun 10, 2003 |
| Priority date | — |
| Expiry date | Jan 10, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/2087
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A computer device 1 for production equipment comprises an arithmetic unit 10, an input device 11 for inputting operation data, a display device 12 for displaying operation data, and an HDD device 13 for storing an arithmetic unit 10 executed processing program, and operation results. In the HDD device 13, there are provided a main drive unit and a backup drive unit, which are constituted so as to maintain the same contents, and to selectively connect the arithmetic unit 10 to one of the drive units inside the HDD device 13, a drive unit selecting circuit 2 is provided on the HDD device 13 side, and a switch for switching this drive unit selecting circuit 2 is provided on the outside of the computer device 1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.