US3370359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web drying method and apparatus
Assignee: Beloit Corp
•
Filing: 1965-05-10
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Granted: 1968-02-27
•
Expires: 1985-05-10
Abstract
No abstract record available.
Inventors
- 👤 Edward D Beachler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:42
CPC Classifications
D; D21; D21F; D21F5/00; D21F5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
THE METHOD OF DRYING A WET FIBROUS WEB HAVING A MOISTURE CONTENT WHICH, IF REDUCED WILL CAUSED WEB SHRINKAGE COMPRISING THE STEPS OF: (A) PASSING THE WEB OVER A ROTATING HEATED CYLINDER, (B) IMPINGING A PLURALITY OF AIR STREAMS OVER THE AREA, OF THE WEB PASSING OVER THE HEATED CYLINDER ON THE OPPOSITE SIDE OF THE WEB FROM THE HEATED CYLINDER, TO CREATE A FILM OF EXPANSIBLE GAS BETWEEN THE WEB AND THE SURFACE OF THE HEATED CYLINDER, WHICH IN COOPERATION WITH THE HEATED AIR CARRIED TO THE UNDERSURFACE OF THE WEB CAUSES A LIFTING ACTION OF THE WEB FROM THE CYLINDER,AND
Claim 2
Independent Claim
102 words
THE METHOD OF DRYING A WET FIBROUS WEB HAVING A MOISTURE CONTENT WHICH, IF REDUCED WILL CAUSED WEB SHRINKAGE COMPRISING THE STEPS OF: (A) PASSING THE WEB OVER A ROTATING HEATED CYLINDER, (B) IMPINGING A PLURALITY OF AIR STREAMS OVER THE AREA, OF THE WEB PASSING OVER THE HEATED CYLINDER ON THE OPPOSITE SIDE OF THE WEB FROM THE HEATED CYLINDER, TO CREATE A FILM OF EXPANSIBLE GAS BETWEEN THE WEB AND THE SURFACE OF THE HEATED CYLINDER, WHICH IN COOPERATION WITH THE HEATED AIR CARRIED TO THE UNDERSURFACE OF THE WEB CAUSES A LIFTING ACTION OF THE WEB FROM THE CYLINDER,AND
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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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |