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Abstract
Abstract WITH THE TAKEUP REEL. THE STOP PREVENTS EXCESSIVE UNWINDING OF THE END PORTIONS FROM THE RESPECTIVE ROLLERS TO THUS PREVENT UNDUE FLEXING AND BREAKAGE OF THE SPRING ENDS. THE SPRING WINDS ITSELF ONTO THE ROLLER OF THE TAKEUP REEL WHEN THE ROTATIONAL SPEED OF THE TAKEUP REEL EXCEEDS THE SPEED OF THE SUPPLY REEL DURING THE FIRST HALF OF TRANSFER OF TAPE ONTO THE TAKEUP REEL, AND THEREUPON ONTO THE ROLLER OF THE SUPPLY REEL WHEN THE SPEED OF THE SUPPLY REEL EXCEEDS THE SPEED OF THE TAKEUP REEL. A TENSIONING DEVICE FOR THE NON-CONVOLUTED PORTION OF MAGNETIC TAPE WHOSE ENDS ARE SECURED TO THE CORES OF COAXIAL SUPPLY AND TAKEUP REELS MOUNTED IN THE HOUSING OF A CASSETTE OR CARTRIDGE. THE TENSIONING DEVICE HAS AN SSHAPED SPRING ONE END PORTION OF WHICH IS CONVOLUTED ON A ROLLER WHICH IS COAXIAL WITH AN SUPPORTED BY THE SUPPLY REEL. THE OTHER END PORTION OF THE SPRING IS CONVOLUTED ON A ROLLER WHICH IS ECCENTRIC TO AND SUPPORTED BY THE SUPPLY REEL. THE WIDTH OF THE END PORTIONS EXCEEDS THE WIDTH OF THE MAJOR CENTRAL PORTION OF THE SPRING AND SUCH END PORTIONS FROM SHOULDERS WHICH CAN ABUT AGAINST COMPLEMENTARY SHOULDERS PROVIDED ON A STOP WHICH IS INTEGRAL
Inventors
- 👤 W Geuder
Bibliographic Details
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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) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |