US3123271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape drive mechanism
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:09
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/26; G11B15/28; G11B15/295
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
212 words
IN A TRANSPORTING MECHANISM FOR A TAPE HAVING A PARTICULAR WIDTH, THE COMBINATION OF: A DRIVE CAPSTAN HAVING FIRST AND SECOND CYLINDRICAL PORTIONS, THE SECOND CYLINDRICAL PORTION HAVING AN AXIAL DIMENSION GREATER THAN THE PARTICULAR WIDTH OF THE TAPE, AND A NIP-ROLLER HAVING FIRST AND SECOND CYLINDRICAL PORTIONS, THE SECOND CYLINDRICAL PORTION ON THE NIP-ROLLER HAVING AN AXIAL DIMENSION GREATER THAN THE PARTICULAR WIDTH OF THE TAPE, THE FIRST CYLINDRICAL PORTION ON THE DRIVE CAPSTAN ENGAGING THE FIRST CYLINDRICAL PORTION ON THE NIP-ROLLER TO OBTAIN A DRIVING OF THE NIP-ROLLER BY THE DRIVE CAPSTAN AND THE SECOND CYLINDRICAL PORTION ON THE NIPROLLER BEING DISPOSED RELATIVE TO THE SECOND CYLINDRICAL PORTION ON THE DRIVE CAPSTAN TO PROVIDE A DISPOSITION OF THE TAPE BETWEEN THE SECOND CYLINDRICAL PORTIONS ON THE DRIVE CAPSTAN AND THE NIP-ROLLER, THE PRODUCT OF THE RATIO OF THE DIAMETERS OF THE FIRST AND SECOND CYLINDRICAL PORTIONS ON THE DRIVE CAPSTAN AND THE RATIO OF THE DIAMETERS OF THE FIRST CYLINDRICAL PORTIONS ON THE DRIVE CAPSTAN AND THE NIP-ROLLER AND THE RATIO OF THE DIAMETERS OF THE SECOND AND FIRST CYLINDRICAL PORTIONS ON THE NIP-ROLLER BEING GREATER THAN ONE TO OBTAIN A TENSIONING OF THE TAPE AND A SLIPPAGE OF THE TAPE IN ITS DRIVE BY THE CAPSTAN AND THE NIPROLLER.
References Cited (Backward Citations)
US1998931A
Cited
US2624574A
Cited
US2959334A
Cited
US2990092A
Cited
US2833538A
Cited
US2943852A
Cited
US2788209A
Cited
US2913192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |