Patent US3134527A successfully refreshed from Google Patents.
US3134527A
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Tape driving means
Assignee: Ampex Corp
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Filing: 1962-01-02
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Granted: 1964-05-26
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Jack K Willis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:30
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
APPARATUS FOR DRIVING A TAPE IN A LONGITUDINAL DIRECTION, SAID TAPE HAVING A PREDETERMINED THICKNESS, COMPRISING: MEANS FOR DIRECTING A FLOW OF FLUID AGAINST ONE SIDE OF SAID TAPE AND IN SAID LONGITUDINAL DIRECTION FOR DRIVING SAID TAPE; AND ANTIFRICTION MEANS ON THE OPPOSITE SIDE OF SAID TAPE FOR PROVIDING SUPPORT FOR SAID TAPE AT POINTS SPACED IN SAID LONGITUDINAL DIRECTION FOR A DIMENSION LYING IN THE RANGE FROM ZERO TO THE ORDER OF SAID TAPE THICKNESS, SAID POINTS OF SUPPORT ALSO BEING DISTRIBUTED ACROSS THE WIDTH OF SAID TAPE, WHEREBY SAID TAPE IS SUPPORTED WITHOUT FLAPPING DURING THE LONGITUDINAL DRIVING THEREOF.
Claim 2
Dependent Claim
102 words
APPARATUS FOR DRIVING A TAPE IN A LONGITUDINAL DIRECTION, SAID TAPE HAVING A PREDETERMINED THICKNESS, COMPRISING: MEANS FOR DIRECTING A FLOW OF FLUID AGAINST ONE SIDE OF SAID TAPE AND IN SAID LONGITUDINAL DIRECTION FOR DRIVING SAID TAPE; AND ANTIFRICTION MEANS ON THE OPPOSITE SIDE OF SAID TAPE FOR PROVIDING SUPPORT FOR SAID TAPE AT POINTS SPACED IN SAID LONGITUDINAL DIRECTION FOR A DIMENSION LYING IN THE RANGE FROM ZERO TO THE ORDER OF SAID TAPE THICKNESS, SAID POINTS OF SUPPORT ALSO BEING DISTRIBUTED ACROSS THE WIDTH OF SAID TAPE, WHEREBY SAID TAPE IS SUPPORTED WITHOUT FLAPPING DURING THE LONGITUDINAL DRIVING THEREOF.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |