Patent US3315031A successfully refreshed from Google Patents.
US3315031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal interlacer
Assignee: Individual
•
Filing: 1964-05-18
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Granted: 1967-04-18
•
Expires: 1984-05-18
Abstract
No abstract record available.
Inventors
- 👤 Kadak Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:57
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/52; G01S7/534
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
211 words
A SIGNAL INTERLACER MEANS COMPRISING IN COMBINATION: A HOLLOW CYLINDER; A FIRST MAGNETIC TAPE CONTIGUOUSLY DISPOSED WITH SAID HOLLOW CYLINDER FOR MOVEMENT IN A PREDETERMINED DIRECTION AROUND A FIRST EXTERIOR PERIPHERAL SECTOR THEREOF; A SECOND MAGNETIC TAPE CONTIGUOUSLY DISPOSED WITH SAID HOLLOW CYLINDER FOR MOVEMENT AROUND A SECOND EXTERIOR PERIPHERAL SECTOR OF SAID HOLLOW CYLINDER; AN ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS MOUNTED IN SAID HOLLOW CYLINDER FOR ROTARY MOVEMENT THEREIN ADJACENT TO THE INNER PERIPHERAL SURFACE THEREOF AND FOR TIMELY DISPOSITION WITHIN THE MAGNETIC INFLUENCE RANGE OF SAID FIRST AND SECOND MAGNETIC TAPES; MEANS CONNECTED TO SAID ELECTROMAGNETIC RECORDINGPLAYBACK HEAD MEANS FOR THE DRIVING THEREOF IN A PREDETERMINED ROTARY DIRECTION; MEANS CONNECTED TO SAID FIRST AND SECOND MAGNETIC TAPES FOR THE DRIVING THEREOF IN PREDETERMINED CIRCULAR DIRECTIONS AROUND THEIR RESPECTIVE PERIPHERAL SECTORS OF SAID HOLLOW CYLINDER; MEANS CONNECTED TO SAID MEANS FOR DRIVING SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS AND TO SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS FOR PRODUCING A SYNCHRONIZING SIGNAL THAT IS INDICATIVE OF AN INSTANTANEOUS PREDETERMINED DISPOSITION OF SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS, AS IT ROTATES WITHIN SAID HOLLOW CYLINDER; AND MEANS CONNECTED TO SAID FIRST AND SECOND MAGNETIC TAPE DRIVING MEANS, SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS, AND THE AFORESAID HOLLOW CYLINDER FOR THE MOUNTING THEREOF IN A PREDETERMINED GEOMETRICAL CONFIGURATION.
Claim 2
Dependent Claim
211 words
A SIGNAL INTERLACER MEANS COMPRISING IN COMBINATION: A HOLLOW CYLINDER; A FIRST MAGNETIC TAPE CONTIGUOUSLY DISPOSED WITH SAID HOLLOW CYLINDER FOR MOVEMENT IN A PREDETERMINED DIRECTION AROUND A FIRST EXTERIOR PERIPHERAL SECTOR THEREOF; A SECOND MAGNETIC TAPE CONTIGUOUSLY DISPOSED WITH SAID HOLLOW CYLINDER FOR MOVEMENT AROUND A SECOND EXTERIOR PERIPHERAL SECTOR OF SAID HOLLOW CYLINDER; AN ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS MOUNTED IN SAID HOLLOW CYLINDER FOR ROTARY MOVEMENT THEREIN ADJACENT TO THE INNER PERIPHERAL SURFACE THEREOF AND FOR TIMELY DISPOSITION WITHIN THE MAGNETIC INFLUENCE RANGE OF SAID FIRST AND SECOND MAGNETIC TAPES; MEANS CONNECTED TO SAID ELECTROMAGNETIC RECORDINGPLAYBACK HEAD MEANS FOR THE DRIVING THEREOF IN A PREDETERMINED ROTARY DIRECTION; MEANS CONNECTED TO SAID FIRST AND SECOND MAGNETIC TAPES FOR THE DRIVING THEREOF IN PREDETERMINED CIRCULAR DIRECTIONS AROUND THEIR RESPECTIVE PERIPHERAL SECTORS OF SAID HOLLOW CYLINDER; MEANS CONNECTED TO SAID MEANS FOR DRIVING SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS AND TO SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS FOR PRODUCING A SYNCHRONIZING SIGNAL THAT IS INDICATIVE OF AN INSTANTANEOUS PREDETERMINED DISPOSITION OF SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS, AS IT ROTATES WITHIN SAID HOLLOW CYLINDER; AND MEANS CONNECTED TO SAID FIRST AND SECOND MAGNETIC TAPE DRIVING MEANS, SAID ELECTROMAGNETIC RECORDING-PLAYBACK HEAD MEANS, AND THE AFORESAID HOLLOW CYLINDER FOR THE MOUNTING THEREOF IN A PREDETERMINED GEOMETRICAL CONFIGURATION.
References Cited (Backward Citations)
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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) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |