Patent US2907690A successfully refreshed from Google Patents.
US2907690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air bleed press with hot gas drying
Assignee: Beloit Iron Works Inc
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Filing: 1958-02-06
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Granted: 1959-10-06
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Expires: 1978-02-06
Abstract
No abstract record available.
Inventors
- 👤 Hornbostel Lloyd
- 👤 Edward D Beachler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:00
CPC Classifications
D; D21; D21F; D21F3/00; D21F3/02; D21F3/0272
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A PAPER MACHINE PRESS SECTION, A PAIR OF PRESS ROLLS DEFINING A PRESS NIP RECEIVING A WEB, ONE OF SAID ROLLS BEING A SUCTION ROLL, A SUCTION GLAND IN SAID SUCTION ROLL DEFINING A SUCTION AREA AT THE NIP STRADDLING THE NIP, A FELT LAPPING THE SUCTION ROLL AND TRAVELING THROUGH SAID NIP WITH THE FELT BEING UNCOVERED BY THE WEB FOR MOST OF ITS RUN OVER THE SUCTION AREA ON BOTH THE ONCOMING AND OFFRUNNING SIDES OF THE NIP, AND HOT GAS MEANS MOUNTED IN CLOSE RUNNING RELATION TO SAID NIP AIMING HOT GAS AT THE UNCOVERED FELT AT THE ONCOMING SIDE OF THE NIP.
Claim 2
Dependent Claim
107 words
IN A PAPER MACHINE PRESS SECTION, A PAIR OF PRESS ROLLS DEFINING A PRESS NIP RECEIVING A WEB, ONE OF SAID ROLLS BEING A SUCTION ROLL, A SUCTION GLAND IN SAID SUCTION ROLL DEFINING A SUCTION AREA AT THE NIP STRADDLING THE NIP, A FELT LAPPING THE SUCTION ROLL AND TRAVELING THROUGH SAID NIP WITH THE FELT BEING UNCOVERED BY THE WEB FOR MOST OF ITS RUN OVER THE SUCTION AREA ON BOTH THE ONCOMING AND OFFRUNNING SIDES OF THE NIP, AND HOT GAS MEANS MOUNTED IN CLOSE RUNNING RELATION TO SAID NIP AIMING HOT GAS AT THE UNCOVERED FELT AT THE ONCOMING SIDE OF THE NIP.
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) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |