US3363036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a fiber mat
Assignee: Beazer East Inc
•
Filing: 1965-09-21
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Granted: 1968-01-09
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Expires: 1985-09-21
Abstract
No abstract record available.
Inventors
- 👤 Willis G Craig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:59
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN A METHOD FOR PREPARING A FIBER MAT WHICH COMPRISES FORMING, ON A CONTINUOUSLY MOVING, ENDLESS MESH BELT, A LOOSELY PILED MASS OF FIBERS LESS THAN 8 INCHES LONG WHICH ARE RANDOMLY ARRANGED AND DISTRIBUTED THROUGHOUT THE MASS, AND COMPACTING SAID MASS BY APPLYING SUCTION THERETO FROM BENEATH SAID BELT, THE IMPROVEMENT WHICH COMPRISES PROPELLING SAID FIBERS ANGULARLY DOWNWARD IN DIVERGING STREAMS BY A PLURALITY OF SUCCESSIVE GAS CURRENTS FROM A FIBER SOURCE OF SUBSTANTIALLY LESS WIDTH THAN SAID BELT, SAID GAS CURRENTS BEING DIRECTED SO AS TO CAUSE AT LEAST ONE REVERSAL IN THE HORIZONTAL COMPONENTS OF THE DIRECTION OF FLOW OF SAID FIBERS, WHEREBY SAID FIBERS ARE CAUSED TO DISPERSE EVENLY OVER SUBSTANTIALLY THE ENTIRE WIDTH OF SAID BELT.
Claim 2
Dependent Claim
121 words
IN A METHOD FOR PREPARING A FIBER MAT WHICH COMPRISES FORMING, ON A CONTINUOUSLY MOVING, ENDLESS MESH BELT, A LOOSELY PILED MASS OF FIBERS LESS THAN 8 INCHES LONG WHICH ARE RANDOMLY ARRANGED AND DISTRIBUTED THROUGHOUT THE MASS, AND COMPACTING SAID MASS BY APPLYING SUCTION THERETO FROM BENEATH SAID BELT, THE IMPROVEMENT WHICH COMPRISES PROPELLING SAID FIBERS ANGULARLY DOWNWARD IN DIVERGING STREAMS BY A PLURALITY OF SUCCESSIVE GAS CURRENTS FROM A FIBER SOURCE OF SUBSTANTIALLY LESS WIDTH THAN SAID BELT, SAID GAS CURRENTS BEING DIRECTED SO AS TO CAUSE AT LEAST ONE REVERSAL IN THE HORIZONTAL COMPONENTS OF THE DIRECTION OF FLOW OF SAID FIBERS, WHEREBY SAID FIBERS ARE CAUSED TO DISPERSE EVENLY OVER SUBSTANTIALLY THE ENTIRE WIDTH OF SAID BELT.
References Cited (Backward Citations)
US3024150A
Cited
US3158668A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |