Patent US3073913A successfully refreshed from Google Patents.
US3073913A
Expired / Lapsed
US
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Apparatus for recording and/or reproducing high frequency signals
Assignee: Teletrak Corp
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Filing: 1960-02-24
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Granted: 1963-01-15
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Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 James P Fay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:50
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/44; G11B15/444; G11B15/26; G11B15/28; G11B15/285; G11B15/38; G11B15/385; G11B15/43; G11B15/46; G11B15/50; G11B15/60; G11B15/61
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
AN APPARATUS FOR RECORDING AND/OR REPRODUCING SIGNALS ON A RECORD TAPE COMPRISING IN COMBINATION A DRUM HAVING AT LEAST ONE RECORD-REPRODUCING HEAD DISPOSED IN THE SURFACE THEREOF, MEANS FOR ROTATING THE DRUM AT A PREDETERMINED SPEED AND MEANS FOR FEEDING A TAPE LONGITUDINALLY TO, AROUND AND AWAY FROM SAID DRUM AT A PREDETERMINED SPEED RELATIVE TO THE PERIPHERAL SPEED OF THE DRUM WITH THE TAPE OVERLYING THE PATH OF MOVEMENT OF THE HEAD AND A PREDETERMINED WRAP-TENSION BETWEEN THE DRUM AND TAPE, SAID MEANS COMPRISING A FEED ROLLER ENGAGING THE TAPE AND LOCATED IN FIXED POSITION ON ONE SIDE OF SAID DRUM TO FEED THE TAPE THERETO, A CINCH ROLLER IN FIXED POSITION ON THE OTHER SIDE OF SAID DRUM AND COOPERATING WITH SAID TAPE FOR FEEDING THE LATTER AWAY FROM SAID DRUM, MEANS DRIVING SAID FEED ROLLER AND CINCH ROLLER AT PREDETERMINED DIFFERENT SPEEDS RELATIVE TO EACH OTHER
Claim 2
Independent Claim
149 words
AN APPARATUS FOR RECORDING AND/OR REPRODUCING SIGNALS ON A RECORD TAPE COMPRISING IN COMBINATION A DRUM HAVING AT LEAST ONE RECORD-REPRODUCING HEAD DISPOSED IN THE SURFACE THEREOF, MEANS FOR ROTATING THE DRUM AT A PREDETERMINED SPEED AND MEANS FOR FEEDING A TAPE LONGITUDINALLY TO, AROUND AND AWAY FROM SAID DRUM AT A PREDETERMINED SPEED RELATIVE TO THE PERIPHERAL SPEED OF THE DRUM WITH THE TAPE OVERLYING THE PATH OF MOVEMENT OF THE HEAD AND A PREDETERMINED WRAP-TENSION BETWEEN THE DRUM AND TAPE, SAID MEANS COMPRISING A FEED ROLLER ENGAGING THE TAPE AND LOCATED IN FIXED POSITION ON ONE SIDE OF SAID DRUM TO FEED THE TAPE THERETO, A CINCH ROLLER IN FIXED POSITION ON THE OTHER SIDE OF SAID DRUM AND COOPERATING WITH SAID TAPE FOR FEEDING THE LATTER AWAY FROM SAID DRUM, MEANS DRIVING SAID FEED ROLLER AND CINCH ROLLER AT PREDETERMINED DIFFERENT SPEEDS RELATIVE TO EACH OTHER
References Cited (Backward Citations)
US2314834A
Cited
US2773120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |