Apparatus for filtering and collecting solid matter from a smoke flow
Abstract
Abstract A DEVICE HAVING A HOUSING FITTED UPON A CHIMNEY OR OTHER SMOKE OUTLET, THE HOUSING CONTAINING A HEATER OR BURNER, A GRATE AND ONE OR MORE SMOKE FILTERS PAST WHICH THE OUTGOING SMOKE FLOWS. A SUCTION BLOWER EXERTS SUCTION IN A DIRECTION TRANSVERSE TO THE SMOKE FLOW TO THEREBY DRAW OFF ANY SOLID MATERIAL SUCH AS SOOT, RESIDUE, FLAKES, ASHES OR THE LIKE CREATED BY THE COMBUSTION OR INCINERATION AND ENTRAINED IN THE SMOKE. THE SUCTION CAUSES THE SOLID MATERIAL TO BE DELIVERED INTO A COLLECTION CHAMBER TO WHICH THE OUTLET OF THE BLOWER IS CONNECTED. THE HEATER OR BURNER REDUCES LARGE PARTICLES OF THE SOLID MATERIAL TO SMALLER SIZSE TO ENABLE THEM TO BE READILY CARRIED OFF BY THE EXERTED SUCTION. SUITABLE LOUVER AND DAMPER MEANS ARE FURTHER PROVIDING FOR INCREASING EFFICIENCY OF FORCED CIRCULATION AS IS APPARATUS FOR MAKING THE FORCED FLOW DIRECTION REVERSIBLE AND ALTERNATING THE DIRECTION THEREOF AS A MEANS OF SELF-CLEANSING OF THE FILTERS OF THE SYSTEM.
Inventors
- 👤 Saul Greenspan
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |