Pneumatic fuel distributor for solid fuel boilers
US8276528B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Mar 17, 2009 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | Jun 27, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23D2201/20
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A pneumatic fuel distributor for solid fuel boilers is described incorporating in various embodiments one or more of the following features: a converging nozzle section, a converging adjustable orifice section and an integral trajectory plate. The nozzle, orifice and trajectory plate are preferably all interconnected and rotate together about a common axis. The orifice damper is, in one embodiment, a rotating convergent section and independently adjustable. The unit preferably incorporates a viewing glass and access port and the rotating components are preferably removable for maintenance. The unit is preferably reversible for left or right hand installation and the trajectory plate is easily replaceable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.