Patent US3130935A successfully refreshed from Google Patents.
US3130935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound reproducing and recording apparatus
Assignee: Individual
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Filing: 1963-01-18
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Granted: 1964-04-28
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Expires: 1983-01-18
Abstract
No abstract record available.
Inventors
- 👤 Aldridge Peter John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:01
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/22; G11B15/02; G11B15/10; G11B15/44; G11B15/442; G11B15/46; G11B15/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
201 words
IN TAPE SOUND REPRODUCING APPARATUS COMPRISING FIRST AND SECOND TAPE REELS, A DRIVING MOTOR AND THREE DIFFERENT DRIVE TRANSMISSIONS FOR TRANSFERRING TAPE FROM ONE OF SAID REELS TO THE OTHER, THE IMPROVEMENT WHICH COMPRISES MEANS FOR ENGAGING AND DISENGAGING EACH OF SAID DRIVE TRANSMISSIONS, SAID MEANS INCLUDING FIRST, SECOND AND THIRD CONTROL MEMBERS, MEANS OPERATIVELY CONNECTING EACH OF SAID CONTROL MEMBERS TO A DIFFERENT ONE OF SAID DRIVE TRANSMISSIONS WHEREBY MOVEMENT OF ONE OF SAID CONTROL MEMBERS IN ONE DIRECTION ENGAGES ONE OF SAID DRIVE TRANSMISSIONS AND MOVEMENT OF SAID CONTROL MEMBER IN AN OPPOSITE DIRECTION DISENGAGES SAID DRIVE TRANSMISSION, A PROJECTION ON EACH OF SAID CONTROL MEMBERS, AN INTERLOCK PLATE HAVING THREE SLOTS, EACH OF SAID PROJECTIONS OPERATIVELY ENGAGING IN ONE OF SAID SLOTS, EDGE SURFACES ON SAID PLATE AND MEANS FOR MOVING EACH ONE OF SAID CONTROL MEMBERS INDIVIDUALLY, SAID SLOTS BEING SO ARRANGED THAT MOVEMENT OF ANY ONE OF SAID CONTROL MEMBERS IN A DIRECTION TO ENGAGE ONE OF SAID DRIVE TRANSMISSIONS CAUSES SAID EDGE SURFACES IN ENGAGEMENT WITH THE PROJECTIONS ON THE OTHER CONTROL MEMBERS TO PREVENT MOVEMENT OF THESE OTHER CONTROL MEMBERS IN SAID ONE DIRECTION TO ENGAGE EITHER OF THE OTHERS OF SAID DRIVE TRANSMISSIONS.
Claim 2
Dependent Claim
201 words
IN TAPE SOUND REPRODUCING APPARATUS COMPRISING FIRST AND SECOND TAPE REELS, A DRIVING MOTOR AND THREE DIFFERENT DRIVE TRANSMISSIONS FOR TRANSFERRING TAPE FROM ONE OF SAID REELS TO THE OTHER, THE IMPROVEMENT WHICH COMPRISES MEANS FOR ENGAGING AND DISENGAGING EACH OF SAID DRIVE TRANSMISSIONS, SAID MEANS INCLUDING FIRST, SECOND AND THIRD CONTROL MEMBERS, MEANS OPERATIVELY CONNECTING EACH OF SAID CONTROL MEMBERS TO A DIFFERENT ONE OF SAID DRIVE TRANSMISSIONS WHEREBY MOVEMENT OF ONE OF SAID CONTROL MEMBERS IN ONE DIRECTION ENGAGES ONE OF SAID DRIVE TRANSMISSIONS AND MOVEMENT OF SAID CONTROL MEMBER IN AN OPPOSITE DIRECTION DISENGAGES SAID DRIVE TRANSMISSION, A PROJECTION ON EACH OF SAID CONTROL MEMBERS, AN INTERLOCK PLATE HAVING THREE SLOTS, EACH OF SAID PROJECTIONS OPERATIVELY ENGAGING IN ONE OF SAID SLOTS, EDGE SURFACES ON SAID PLATE AND MEANS FOR MOVING EACH ONE OF SAID CONTROL MEMBERS INDIVIDUALLY, SAID SLOTS BEING SO ARRANGED THAT MOVEMENT OF ANY ONE OF SAID CONTROL MEMBERS IN A DIRECTION TO ENGAGE ONE OF SAID DRIVE TRANSMISSIONS CAUSES SAID EDGE SURFACES IN ENGAGEMENT WITH THE PROJECTIONS ON THE OTHER CONTROL MEMBERS TO PREVENT MOVEMENT OF THESE OTHER CONTROL MEMBERS IN SAID ONE DIRECTION TO ENGAGE EITHER OF THE OTHERS OF SAID DRIVE TRANSMISSIONS.
References Cited (Backward Citations)
US2813686A
Cited
US2985395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |