US3250481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magazine type magnetic recording and reproducing machines
Assignee: Tokyo Sanyo Electric Co Ltd
•
Filing: 1963-09-24
•
Granted: 1966-05-10
•
Expires: 1983-09-24
Abstract
No abstract record available.
Inventors
- 👤 Seki Motoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:33
CPC Classifications
G; G11; G11B; G11B23/00; G11B23/02; G11B23/04; G11B23/08; G11B23/087; G11B23/093; G11B15/00; G11B15/675; G11B15/6751
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A TAPE MAGAZINE FOR USE IN ASSOCIATION WITH A MAGNETIC RECORDING AND REPRODUCING MACHINE, THE MAGAZINE COMPRISING A HOUSING WITH ONE SIDE OPEN, A PAIR OF TAPE REELS ROTATABLY MOUNTED WITHIN SAID HOUSING IN SUPERPOSED RELATION WITH EACH OTHER, SAID HOUSING HAVING OPPOSITE SIDE WALLS PARALLEL TO THE ROTATING AXIS OF SAID REELS, A GUIDE GROOVE FORMED IN EACH OF SAID OPPOSITE SIDE WALLS FOR INSERTION THERETHROUGH OF A DRIVING SHAFT OF SAID MACHINE, A BRAKE DEVICE ASSOCIATED WITH SAID REELS WITHIN SAID HOUSING, AND A GUIDE HOLE FORMED IN EACH OF SAID OPPOSITE SIDE WALLS FOR INSERTION THERETHROUGH OF A BRAKERELEASING BAR INTERCONNECTED WITH SAID MACHINE, WHEREBY SAID BRAKE DEVICE IS RELEASED WHEN SAID MACHINE IS IN OPERATION, SAID PAIR OF TAPE REELS PROVIDING A SPACE THEREBETWEEN, IN WHICH SPACE SAID DRIVING SHAFT IS TILTABLE UP AND DOWN FOR MAKING DRIVING CONTACT WITH EITHER OF SAID REELS.
Claim 2
Dependent Claim
148 words
A TAPE MAGAZINE FOR USE IN ASSOCIATION WITH A MAGNETIC RECORDING AND REPRODUCING MACHINE, THE MAGAZINE COMPRISING A HOUSING WITH ONE SIDE OPEN, A PAIR OF TAPE REELS ROTATABLY MOUNTED WITHIN SAID HOUSING IN SUPERPOSED RELATION WITH EACH OTHER, SAID HOUSING HAVING OPPOSITE SIDE WALLS PARALLEL TO THE ROTATING AXIS OF SAID REELS, A GUIDE GROOVE FORMED IN EACH OF SAID OPPOSITE SIDE WALLS FOR INSERTION THERETHROUGH OF A DRIVING SHAFT OF SAID MACHINE, A BRAKE DEVICE ASSOCIATED WITH SAID REELS WITHIN SAID HOUSING, AND A GUIDE HOLE FORMED IN EACH OF SAID OPPOSITE SIDE WALLS FOR INSERTION THERETHROUGH OF A BRAKERELEASING BAR INTERCONNECTED WITH SAID MACHINE, WHEREBY SAID BRAKE DEVICE IS RELEASED WHEN SAID MACHINE IS IN OPERATION, SAID PAIR OF TAPE REELS PROVIDING A SPACE THEREBETWEEN, IN WHICH SPACE SAID DRIVING SHAFT IS TILTABLE UP AND DOWN FOR MAKING DRIVING CONTACT WITH EITHER OF SAID REELS.
References Cited (Backward Citations)
No citation records indexed.
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 |