Combination drying and tentering machine
Abstract
Abstract THE PRESENT DISCLOSURE IS DIRECTED TO A PROCESS AND APPARATUS FOR THE TREATMENT OF MATERIALS WHICH COMPRISES A HEAT-INSULATED TREATMENT CHAMBER, A PLURALITY OF SIEVE DRUM MEANS SUBJECTED TO A SUCTION DRAFT ROTATABLY DISPOSED WITHIN SAID TREATMENT CHAMBER, FAN MEANS FOR PRODUCING A SUCTION DRAFT AND FOR CIRCULATING THE TREATMENT MEDIUM IN SAID TREATMENT CHAMBER, HEATING MEANS PROVIDED IN THE CIRCULATION ZONE OF THE TREATMENT MEDIUM, TENTERING MEANS CONTAINING TENSIONING CHAINS AT LEAST PARTIALLY DISPOSED OUTSIDE OF THE TREATMENT CHAMBER AS INLET MEANS, SAID TENTERING MEANS COOPERATING WITH THE SIEVE DRUM MEANS FOR THE EFFECTIVE CONVEYANCE OF THE MATERIAL BEING TREATED TO SAID SIEVE DRUM MEANS, AND OUTLET MEANS FOR REMOVING THE MATERIAL BEING TREATED FROM THE TREATMENT CHAMBER.
Inventors
- 👤 Heinz Fleissner
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |