Limited recycle for primary controls
US6494707B1 · kind B1 · utility
1Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2000 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | Jul 21, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23N2235/30
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An oil burner control system is disclosed in which recycling between a loss of combustion to re-establishment of combustion is limited by counting the number of times recycling occurs and causing a the system to stop recycling and go to lockout after the count reaches a predetermined value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.