Control for fluid flow system
US4006752A · kind A · utility
22Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 24, 1975 |
| Grant date | Feb 8, 1977 |
| Priority date | — |
| Expiry date | Oct 24, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/2531
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A fluid flow system including automatic feeder control for supplying chemicals to fluid flowing through a conduit and utilizing a Hall Effect detector which supplies an output to a digital counter which feeds a comparator that operates a timer and electronic switch to control the chemical feeder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.