US3193296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed phonograph
Assignee: Rock Ola Manufacturing Corp
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Filing: 1962-03-19
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Granted: 1965-07-06
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Expires: 1982-03-19
Abstract
No abstract record available.
Inventors
- 👤 Donald C Rockola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:31
CPC Classifications
G; G11; G11B; G11B17/00; G11B17/22; G11B17/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
APPARATUS OF THE CHARACTER DISCLOSED COMPRISING A MAGAZINE ADAPTED TO SUPPORT RECORDS HAVING DIFFERENT SIZED CENTER HOLES, A TURNTABLE, VARIABLE SPEED MEANS FOR DRIVING THE TURNTABLE, MEANS FOR TRANSFERRING A RECORD FROM THE MAGAZINE TO THE TURNTABLE AND IN RETURN TO THE MAGAZINE IN A SINGLE CYCLE OF OPERATION, MEANS FOR PLAYING RECORD ON THE TURNTABLE, MEANS FOR SENSING A RECORD ACCORDING TO THE SIZE OF THE CENTER HOLE THEREOF IN THE OPERATION OF PLACING THE RECORD ON THE TURNTABLE, SAID SENSING MEANS BEING RECEIVABLE IN A LARGE HOLE IN A RECORD PLACED ON THE TURNTABLE AND OPERATIVE AS A CENTERING MEANS FOR SUCH A RECORD AND ACTUATABLE BY A RECORD HAVING A SMALL HOLE PLATED ON THE TURNTABLE, SAID SENSING MEANS BEING OPERATIVE FOR CONTROLLING SAID DRIVING MEANS FOR DRIVING THE TURNTABLE AT A SPEED CORRESPONDING TO THE SIZE OF THE CENTER HOLE IN A RECORD PLACED ON THE TURNTABLE, SAID TRANSFERRING MEANS BEING OPERATIVE FOR MAINTAINING THE SENSING MEANS IN POSITION FOR SENSING A RECORD AT EACH CYCLE OF ITS OPERATION.
Claim 2
Dependent Claim
173 words
APPARATUS OF THE CHARACTER DISCLOSED COMPRISING A MAGAZINE ADAPTED TO SUPPORT RECORDS HAVING DIFFERENT SIZED CENTER HOLES, A TURNTABLE, VARIABLE SPEED MEANS FOR DRIVING THE TURNTABLE, MEANS FOR TRANSFERRING A RECORD FROM THE MAGAZINE TO THE TURNTABLE AND IN RETURN TO THE MAGAZINE IN A SINGLE CYCLE OF OPERATION, MEANS FOR PLAYING RECORD ON THE TURNTABLE, MEANS FOR SENSING A RECORD ACCORDING TO THE SIZE OF THE CENTER HOLE THEREOF IN THE OPERATION OF PLACING THE RECORD ON THE TURNTABLE, SAID SENSING MEANS BEING RECEIVABLE IN A LARGE HOLE IN A RECORD PLACED ON THE TURNTABLE AND OPERATIVE AS A CENTERING MEANS FOR SUCH A RECORD AND ACTUATABLE BY A RECORD HAVING A SMALL HOLE PLATED ON THE TURNTABLE, SAID SENSING MEANS BEING OPERATIVE FOR CONTROLLING SAID DRIVING MEANS FOR DRIVING THE TURNTABLE AT A SPEED CORRESPONDING TO THE SIZE OF THE CENTER HOLE IN A RECORD PLACED ON THE TURNTABLE, SAID TRANSFERRING MEANS BEING OPERATIVE FOR MAINTAINING THE SENSING MEANS IN POSITION FOR SENSING A RECORD AT EACH CYCLE OF ITS OPERATION.
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |