Patent US3250483A successfully refreshed from Google Patents.
US3250483A
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US
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Unwind or backstand for web winding apparatus
Assignee: Diamond International Corp
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Filing: 1963-10-16
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Granted: 1966-05-10
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Expires: 1983-10-16
Abstract
No abstract record available.
Inventors
- 👤 Warren G Printz
- 👤 Huber C Newcomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:06
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/18; B65H16/00; B65H16/10; B65H16/106; B65H23/1806; B65H2403/00; B65H2403/50; B65H2403/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN AN UNWIND STAND FOR PAYING OUT A SUPPLY WEB, PAYOUT DRUM MEANS SUPPORTED ON A HORIZONTAL AXIS OF POTATION, CARRIAGE SADDLE MEANS INCLUDING A SUPPLY ROLL SUPPORT DEFINING AN AXIS OF ROTATION SUBSTANTIALLY PARALLEL TO THAT OF SAID PAYOUT DRUM MEANS, SAID CARRIAGE-SADDLE MEANS BEING MOUNTED FOR MOVEMENT TOWARD AND AWAY FROM SAID PAYOUT DRUM MEANS, FLUID PRESSURE-CONTROLLED, FORCE-TRANSMITTING MEANS CONNECTING TO SAID SADDLE CARRIAGE MEANS FOR URGING SAID CARRIAGE-SADDLE MEANS TOWARD SAID PAYOUT DRUM MEANS FOR OBTAINING A CONTROLLED NIP PRESSURE BETWEEN SAID PAYOUT DRUM AND A SUPPLY ROLL, A BELT DRIVE OPERATIVELY CONNECTED TO SAID DRIVING DRUM FOR ROTATING THE SAME, AND REVERSING GEAR MEANS INTERPOSED BETWEEN SAID BELT DRIVE AND SAID PAYOUT DRUM MEANS FOR ROTATING SAID DRIVING DRUM MEANS IN THE SAME DIRECTION FOR ALTERNATE DIRECTIONS OF MOVEMENT OF SAID BELT DRIVE.
Claim 2
Dependent Claim
137 words
IN AN UNWIND STAND FOR PAYING OUT A SUPPLY WEB, PAYOUT DRUM MEANS SUPPORTED ON A HORIZONTAL AXIS OF POTATION, CARRIAGE SADDLE MEANS INCLUDING A SUPPLY ROLL SUPPORT DEFINING AN AXIS OF ROTATION SUBSTANTIALLY PARALLEL TO THAT OF SAID PAYOUT DRUM MEANS, SAID CARRIAGE-SADDLE MEANS BEING MOUNTED FOR MOVEMENT TOWARD AND AWAY FROM SAID PAYOUT DRUM MEANS, FLUID PRESSURE-CONTROLLED, FORCE-TRANSMITTING MEANS CONNECTING TO SAID SADDLE CARRIAGE MEANS FOR URGING SAID CARRIAGE-SADDLE MEANS TOWARD SAID PAYOUT DRUM MEANS FOR OBTAINING A CONTROLLED NIP PRESSURE BETWEEN SAID PAYOUT DRUM AND A SUPPLY ROLL, A BELT DRIVE OPERATIVELY CONNECTED TO SAID DRIVING DRUM FOR ROTATING THE SAME, AND REVERSING GEAR MEANS INTERPOSED BETWEEN SAID BELT DRIVE AND SAID PAYOUT DRUM MEANS FOR ROTATING SAID DRIVING DRUM MEANS IN THE SAME DIRECTION FOR ALTERNATE DIRECTIONS OF MOVEMENT OF SAID BELT DRIVE.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |