Patent US3101912A successfully refreshed from Google Patents.
US3101912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tensioner
Assignee: International Resistance Co
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Filing: 1961-08-24
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Granted: 1963-08-27
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Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Thomas S Bartlett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:31
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/02; B65H59/04; B65H2555/00; B65H2555/20; B65H2555/21; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A FILAMENT TENSIONER COMPRISING A SUPPORT, A FILAMENT SUPPLY SPOOL SHAFT ROTATABLY MOUNTED ON SAID SUPPORT, BRAKE MEANS FOR CONTROLLING THE SPEED OF ROTATION OF SAID SHAFT, MEANS CONTROLLED BY THE FILAMENT FOR OPERATING SAID BRAKE MEANS, AN IMPLUSE WHEEL MOUNTED ON SAID SHAFT, SAID IMPULSE WHEEL HAVING A PLURALITY OF BLADES EXTENDING RADIALLY THEREFROM, AND MEANS FOR PROVIDING A CONTINUOUS BLAST OF AIR AGAINST SAID IMPULSE WHEEL BLADES SAID BLAST OF AIR IMPINGING ON SAID IMPULSE WHEEL BLADES IN A DIRECTION SO AS TO ROTATE THE IMPULSE WHEEL AND FILAMENT SUPPLY SPOOL SHAFT IN THE DIRECTION TO UNWIND THE FILAMENT FROM THE SUPPLY SPOOL.
Claim 2
Dependent Claim
105 words
A FILAMENT TENSIONER COMPRISING A SUPPORT, A FILAMENT SUPPLY SPOOL SHAFT ROTATABLY MOUNTED ON SAID SUPPORT, BRAKE MEANS FOR CONTROLLING THE SPEED OF ROTATION OF SAID SHAFT, MEANS CONTROLLED BY THE FILAMENT FOR OPERATING SAID BRAKE MEANS, AN IMPLUSE WHEEL MOUNTED ON SAID SHAFT, SAID IMPULSE WHEEL HAVING A PLURALITY OF BLADES EXTENDING RADIALLY THEREFROM, AND MEANS FOR PROVIDING A CONTINUOUS BLAST OF AIR AGAINST SAID IMPULSE WHEEL BLADES SAID BLAST OF AIR IMPINGING ON SAID IMPULSE WHEEL BLADES IN A DIRECTION SO AS TO ROTATE THE IMPULSE WHEEL AND FILAMENT SUPPLY SPOOL SHAFT IN THE DIRECTION TO UNWIND THE FILAMENT FROM THE SUPPLY SPOOL.
References Cited (Backward Citations)
US1182679A
Cited
US1978474A
Cited
US2163039A
Cited
US2283393A
Cited
FR1008696A
Cited
US2905406A
Cited
US2983468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |