Patent US3140832A successfully refreshed from Google Patents.
US3140832A
Expired / Lapsed
US
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Sound tape magazine or the like
Assignee: Individual
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Filing: 1961-09-12
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Granted: 1964-07-14
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Expires: 1981-09-12
Abstract
No abstract record available.
Inventors
- 👤 Cech Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:10
CPC Classifications
G; G11; G11B; G11B23/00; G11B23/02; G11B23/04; G11B23/08; G11B23/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A SOUND TAPE MAGAZINE A CASING, TWO SPOOLS DISPOSED ADJACENT EACH OTHER, EACH OF SAID SPOOLS COMPRISING A HUB AND A SINGLE FLANGE SECURED TO ONE SIDE OF SAID HUB, WINDINGS OF SOUND TAPE PROVIDED ON EACH OF SAID SPOOLS, SAID SPOOLS BEING MOUNTED WITHIN SAID CASING WITH PARALLEL AXES AND THE DISTANCE BETWEEN SAID AXES BEING SLIGHTLY GREATER THAN THE MAXIMUM SUM OF THE RESPECTIVE RADII LENGTHS OF SAID TWO SOUND TAPE WINDINGS ON SAID SPOOLS, THE RADIUS OF THE FLANGE OF EACH SPOOL BEING GREATER THAN THE DIFFERENCE OF THE DISTANCE BETWEEN SAID AXES AND THE RADIUS OF SAID HUB, ONE OF SAID SPOOLS BEING MOUNTED REVERSED WITH RESPECT TO THE OTHER OF SAID SPOOLS, AND SAID FLANGE OF EACH OF SAID SPOOLS COVERING AT LEAST PARTIALLY THE HUB OF THE OTHER OF SAID SPOOLS.
Claim 2
Dependent Claim
138 words
IN A SOUND TAPE MAGAZINE A CASING, TWO SPOOLS DISPOSED ADJACENT EACH OTHER, EACH OF SAID SPOOLS COMPRISING A HUB AND A SINGLE FLANGE SECURED TO ONE SIDE OF SAID HUB, WINDINGS OF SOUND TAPE PROVIDED ON EACH OF SAID SPOOLS, SAID SPOOLS BEING MOUNTED WITHIN SAID CASING WITH PARALLEL AXES AND THE DISTANCE BETWEEN SAID AXES BEING SLIGHTLY GREATER THAN THE MAXIMUM SUM OF THE RESPECTIVE RADII LENGTHS OF SAID TWO SOUND TAPE WINDINGS ON SAID SPOOLS, THE RADIUS OF THE FLANGE OF EACH SPOOL BEING GREATER THAN THE DIFFERENCE OF THE DISTANCE BETWEEN SAID AXES AND THE RADIUS OF SAID HUB, ONE OF SAID SPOOLS BEING MOUNTED REVERSED WITH RESPECT TO THE OTHER OF SAID SPOOLS, AND SAID FLANGE OF EACH OF SAID SPOOLS COVERING AT LEAST PARTIALLY THE HUB OF THE OTHER OF SAID SPOOLS.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |