US3342664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing nonwoven fabric
Assignee: Monsanto Co
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Filing: 1964-06-15
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Granted: 1967-09-19
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Stutz Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:42
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/02; D04H3/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
AN APPARATUS FOR ALIGNING CONTINUOUS FIBERS IN GRID FORM COMPRISING: A. A DRUM, SAID DRUM HAVING A RESTRICTION AT ONE END THROUGH WHICH ENTER A NUMBER OF CONTINUOUS FIBERS, B. A SEPARATOR MOUNTED AT ONE END OF SAID DRUM, SAID SEPARATOR RECEIVING AND DISTRIBUTING SAID CONTINUOUS FIBERS OVER THE SURFACE OF SAID DRUM IN AN ALIGNMENT PARALLEL WITH THE AXIS THEREOF, C. A RECEPTACLE CONTAINING A SOLVENT POSITIONED TO BATHE SAID CONTINUOUS FIBERS BEFORE PROCEEDING THROUGH SAID RESTRICTION OF SAID DRUM, D. A CROOKED TUBE MOUNTED FOR ROTATION AND HAVING A PORTION THEREOF CUT AWAY, SAID CROOKED TUBE PROVIDING A PASSAGEWAY FOR A SECOND CONTINUOUS FIBER WHICH IS LAID ON SAID CONTINUOUS FIBERS PERPENDICULAR TO ALL OF SAID CONTINUOUS FIBERS AT THE POINT OF CONTACT THEREBY FORMING A FABRIC, E. A SOLVENT SUPPLY PIPE MOUNTED SO AS TO SUPPLY SAID SOLVENT TO SAID SECOND CONTINUOUS FIBER THROUGH SAID CUTAWAY PORTION OF SAID CROOKED TUBE, F. PAIRS OF POSITIVELY DRIVEN ROLLERS MOUNTED ON SAID DRUM, EACH PAIR POSITIONED TO ENGAGE AND ADVANCE SAID FABRIC, AND G. AN EVAPORATOR POSITIONED TO RECEIVE SAID FABRIC AND FUNCTIONING TO REMOVE ANY SOLVENT WHICH REMAINS THEREON.
Claim 2
Independent Claim
191 words
AN APPARATUS FOR ALIGNING CONTINUOUS FIBERS IN GRID FORM COMPRISING: A. A DRUM, SAID DRUM HAVING A RESTRICTION AT ONE END THROUGH WHICH ENTER A NUMBER OF CONTINUOUS FIBERS, B. A SEPARATOR MOUNTED AT ONE END OF SAID DRUM, SAID SEPARATOR RECEIVING AND DISTRIBUTING SAID CONTINUOUS FIBERS OVER THE SURFACE OF SAID DRUM IN AN ALIGNMENT PARALLEL WITH THE AXIS THEREOF, C. A RECEPTACLE CONTAINING A SOLVENT POSITIONED TO BATHE SAID CONTINUOUS FIBERS BEFORE PROCEEDING THROUGH SAID RESTRICTION OF SAID DRUM, D. A CROOKED TUBE MOUNTED FOR ROTATION AND HAVING A PORTION THEREOF CUT AWAY, SAID CROOKED TUBE PROVIDING A PASSAGEWAY FOR A SECOND CONTINUOUS FIBER WHICH IS LAID ON SAID CONTINUOUS FIBERS PERPENDICULAR TO ALL OF SAID CONTINUOUS FIBERS AT THE POINT OF CONTACT THEREBY FORMING A FABRIC, E. A SOLVENT SUPPLY PIPE MOUNTED SO AS TO SUPPLY SAID SOLVENT TO SAID SECOND CONTINUOUS FIBER THROUGH SAID CUTAWAY PORTION OF SAID CROOKED TUBE, F. PAIRS OF POSITIVELY DRIVEN ROLLERS MOUNTED ON SAID DRUM, EACH PAIR POSITIONED TO ENGAGE AND ADVANCE SAID FABRIC, AND G. AN EVAPORATOR POSITIONED TO RECEIVE SAID FABRIC AND FUNCTIONING TO REMOVE ANY SOLVENT WHICH REMAINS THEREON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |