US3092344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip tensioning apparatus
Assignee: Ampex Corp
•
Filing: 1961-05-11
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Granted: 1963-06-04
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Expires: 1981-05-11
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Dinsmore
- 👤 Richard I Seddon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:05
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/003; B65; B65H; B65H23/00; B65H23/04; B65H23/06; B65H23/063; G; G11; G11B; G11B15/00; G11B15/18; G11B15/22; G11B15/26; G11B15/28; G11B15/29; G11B15/43; G11B15/60; G11B15/66; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A TAPE TRANSPORT OF THE CLASS WHEREIN A MAGNETIC TAPE IS PULLED BY A CAPSTAN FROM A SUPPLY REEL AND PAST A TRANSDUCING HEAD AND WHEREIN THE TENSION IN SAID TAPE IS MAINTAINED BY A TENSION SENSING MEANS ENGAGING SAID TAPE BETWEEN SAID REEL AND CAPSTAN AND CONTROLLING A SUPPLY REEL BRAKE BAND TENSIONING MEANS, THE CONBINATION COMPRISING: A BRAKE BAND WRAPPED PART WAY AROUND A CIRCUMFERENCE OF SAID SUPPLY REEL AND COUPLED TO SAID BRAKE BAND TENSIONING MEANS, SAID BRAKE BAND HAVING SUBSTANTIALLY ZERO RESISTANCE TO BENDING MOMENTS AND SUBSTANTIALLY ZERO ELONGATION UNDER A PREDETERMINED MAXMUM TENSION TO BE APPLIED THERETO; AND ANTI-FRICTION BEARING MEANS FORMING THE OPERATING COUPLING BETWEEN SAID BRAKE BAND AND SAID TENSION SENSING AND BRAKE BAND TENSIONING MEANS.
Claim 2
Dependent Claim
124 words
IN A TAPE TRANSPORT OF THE CLASS WHEREIN A MAGNETIC TAPE IS PULLED BY A CAPSTAN FROM A SUPPLY REEL AND PAST A TRANSDUCING HEAD AND WHEREIN THE TENSION IN SAID TAPE IS MAINTAINED BY A TENSION SENSING MEANS ENGAGING SAID TAPE BETWEEN SAID REEL AND CAPSTAN AND CONTROLLING A SUPPLY REEL BRAKE BAND TENSIONING MEANS, THE CONBINATION COMPRISING: A BRAKE BAND WRAPPED PART WAY AROUND A CIRCUMFERENCE OF SAID SUPPLY REEL AND COUPLED TO SAID BRAKE BAND TENSIONING MEANS, SAID BRAKE BAND HAVING SUBSTANTIALLY ZERO RESISTANCE TO BENDING MOMENTS AND SUBSTANTIALLY ZERO ELONGATION UNDER A PREDETERMINED MAXMUM TENSION TO BE APPLIED THERETO; AND ANTI-FRICTION BEARING MEANS FORMING THE OPERATING COUPLING BETWEEN SAID BRAKE BAND AND SAID TENSION SENSING AND BRAKE BAND TENSIONING MEANS.
References Cited (Backward Citations)
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US2750152A
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US2804945A
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US2911162A
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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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |