Pneumatic direct digital controller
US5114070A · kind A · utility
28Cited by
14References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1990 |
| Grant date | May 19, 1992 |
| Priority date | — |
| Expiry date | Nov 6, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F11/76
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A pneumatic direct digital control system comprising: an air inlet; an air outlet; a transducer for connecting the air inlet and the air outlet and controlling a flow of air therebetween; a power supply; a sensor; and a direct digital controller. The direct digital controller is operably connected to the power supply. Additionally, the controller is operably connected to and is controlling the transducer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.