Patent US3122332A successfully refreshed from Google Patents.
US3122332A
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US
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Tape drive device
Assignee: International Business Machines Corp
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Filing: 1957-12-30
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Granted: 1964-02-25
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Expires: 1977-12-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick G Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:45
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/06; G; G06; G06K; G06K13/00; G06K13/18; G06K13/26; G06K13/28; G11; G11B; G11B15/00; G11B15/56; G11B15/58
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
IN A TAPE FEEDING MACHINE IN WHICH A FIRST DRIVING MEANS FEEDS TAPE INTO A LOOP FOR REMOVAL BY A SECOND DRIVING MEANS, THE COMBINATION WITH SAID DRIVING MEANS OF A STORAGE COLUMN ADAPTED TO MAINTAIN SAID LOOP OF TAPE WHILE RUNNING OR STATIONARY, MEANS TO SENSE THE POSITION AND RATE OF CHANGE OF POSITION OF THE BOTTOM OF SAID LOOP LONGITUDINALLY OF SAID STORAGE COLUMN, AND MEANS OPERATED BY SAID SENSING MEANS TO CONTROL THE DIRECTION OF SAID FIRST DRIVING MEANS ACCORDING TO THE POSITION OF SAID LOOP BOTTOM AND TO CONTROL THE ACCELERATION OF SAID FIRST DRIVING MEANS ACCORDING TO THE RATE OF CHANGE OF POSITION OF SAID LOOP BOTTOM IN SAID COLUMN.
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) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |