US3087320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating and processing of elongated flexible elements
Assignee: Truetzschler Nonwovens GmbH
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Filing: 1960-07-12
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Granted: 1963-04-30
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Expires: 1980-07-12
Abstract
No abstract record available.
Inventors
- 👤 Fleissner Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:11
CPC Classifications
D; D06; D06B; D06B5/00; D06B5/02; D06B5/06; D06B3/00; D06B3/10; D06B3/20; D06B3/201; D06B3/203; Y; Y10; Y10S; Y10S68/00; Y10S68/902; Y10S68/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
AN APPARATUS FOR TREATING AND PROCESSING AT LEAST ONE FLEXIBLE ELEMENT WHICH COMPRISES, IN COMBINATION, MEANS FOR BENDING SAID ELEMENT AT SPACED INTERVALS IN SUBSTANTIALLY OPPOSITE DIRECTIONS SO AS TO FORM A TO AND FRO BENT STRUCTURE LOCATED IN A PREDETERMINED PLANE; MEANS FOR ADVANCING EACH BENT FLEXIBLE ELEMENT; MEANS CONTAINING A SUPPLY OF LIQUID TREATING MEDIUM IN THE PATH OF EACH BENT FLEXIBLE ELEMENT; AT LEAST ONE HOLLOW DRUM HAVING A PERFORATED MANTLE AND ROTATABLY INSTALLED IN THE TREATING MEDIUM SO AS TO ADVANCE THE BENT FLEXIBLE ELEMENT IN A CURVED PATH HAVING ITS AXIS OF CURVATURE EXTENDING SUBSTANTIALLY PARALLEL TO THE PLANE OF SAID BENT STRUCTURE AND TRANSVERSAL TO THE LONGITUDINAL EXTENSION THEREOF ALONG THE PERIPHERY OF SAID MANTLE; MEANS FOR ROTATING EACH DRUM; MEANS FOR WITHDRAWING THE TREATING MEDIUM FROM THE INTERIOR OF EACH DRUM WHEREBY THE TREATING MEDIUM CAUSES EACH BENT FLEXIBLE ELEMENT TO ADHERE TO AT LEAST A PORTION OF THE MANTLE OF EACH DRUM BY PENETRATING THROUGH EACH MANTLE INTO THE INTERIOR OF THE RESPECTIVE DRUM; MEANS FOR ADVANCING EACH BENT FLEXIBLE ELEMENT FROM THE TREATING MEDIUM; PRESSING MEANS COMPRISING ROTATABLE ROLLER MEANS FOR AT LEAST PARTIALLY EXPELLING THE TREATING MEDIUM FROM EACH FLEXIBLE ELEMENT; AND MEANS FOR DRYING EACH FLEXIBLE ELEMENT.
Claim 2
Independent Claim
208 words
AN APPARATUS FOR TREATING AND PROCESSING AT LEAST ONE FLEXIBLE ELEMENT WHICH COMPRISES, IN COMBINATION, MEANS FOR BENDING SAID ELEMENT AT SPACED INTERVALS IN SUBSTANTIALLY OPPOSITE DIRECTIONS SO AS TO FORM A TO AND FRO BENT STRUCTURE LOCATED IN A PREDETERMINED PLANE; MEANS FOR ADVANCING EACH BENT FLEXIBLE ELEMENT; MEANS CONTAINING A SUPPLY OF LIQUID TREATING MEDIUM IN THE PATH OF EACH BENT FLEXIBLE ELEMENT; AT LEAST ONE HOLLOW DRUM HAVING A PERFORATED MANTLE AND ROTATABLY INSTALLED IN THE TREATING MEDIUM SO AS TO ADVANCE THE BENT FLEXIBLE ELEMENT IN A CURVED PATH HAVING ITS AXIS OF CURVATURE EXTENDING SUBSTANTIALLY PARALLEL TO THE PLANE OF SAID BENT STRUCTURE AND TRANSVERSAL TO THE LONGITUDINAL EXTENSION THEREOF ALONG THE PERIPHERY OF SAID MANTLE; MEANS FOR ROTATING EACH DRUM; MEANS FOR WITHDRAWING THE TREATING MEDIUM FROM THE INTERIOR OF EACH DRUM WHEREBY THE TREATING MEDIUM CAUSES EACH BENT FLEXIBLE ELEMENT TO ADHERE TO AT LEAST A PORTION OF THE MANTLE OF EACH DRUM BY PENETRATING THROUGH EACH MANTLE INTO THE INTERIOR OF THE RESPECTIVE DRUM; MEANS FOR ADVANCING EACH BENT FLEXIBLE ELEMENT FROM THE TREATING MEDIUM; PRESSING MEANS COMPRISING ROTATABLE ROLLER MEANS FOR AT LEAST PARTIALLY EXPELLING THE TREATING MEDIUM FROM EACH FLEXIBLE ELEMENT; AND MEANS FOR DRYING EACH FLEXIBLE ELEMENT.
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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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |