Patent US3125645A successfully refreshed from Google Patents.
US3125645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Miniature sound tape recorder
Assignee: —
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Filing: —
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Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:56
CPC Classifications
G; G11; G11B; G11B5/00; G11B2005/0002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
IN A MINIATURE SOUND TAPE RECORDER, A MOTOR HAVING AN OUTER CASING AND A MOTOR SHAFT, MEANS FOR SWINGABLY MOUNTING SAID MOTOR ABOUT AN AXIS DISPOSED AT A RIGHT ANGLE RELATIVE TO SAID MOTOR SHAFT, A CAPSTAN INCLUDING A FLYWHEEL ADAPTED TO DRIVE A SOUND TAPE, A FRICTION WHEEL CARRIED BY SAID MOTOR SHAFT AND ENGAGING IN ITS OPERATIVE POSITION SAID FLYWHEEL IN ORDER TO DRIVE SAID CAPSTAN, SPRING MEANS TENDING TO SWING SAID MOTOR AND THEREBY SAID FRICTION WHEEL INTO ITS OPERATIVE POSITION, MEANS ASSOCIATED WITH SAID CASING OF SAID MOTOR FOR RETAINING THE LATTER IN ITS INOPERATIVE POSITION, AN ELECTROMAGNET HAVING AN ARMATURE PIVOTALLY MOUNTED AND MOVABLE UPON ENERGIZATION OF SAID ELECTROMAGNET, SAID ARMATURE INCLUDING AN ARM TO OPERATE AS AN ABUTMENT FOR SAID RETAINING MEANS OF SAID CASING IN THE NON-ENERGIZED STATE OF SAID ELECTROMAGNET, SAID ARM OF SAID ARMATURE BEING WITHDRAWN UPON ENERGIZATION OF SAID ELECTROMAGNET AND PERMITTING SAID MOTOR TO SWING INTO ITS FLYWHEEL ENGAGING POSITION BY THE ACTION OF SAID SPRING MEANS, RESETTING MEANS FOR RETURNING SAID MOTOR INTO ITS INOPERATIVE POSITION, A SHIFT PIN ADAPTED TO GUIDE SAID SOUND TAPE DURING ITS MOVEMENT THROUGH SAID RECORDER,
Claim 2
Dependent Claim
193 words
IN A MINIATURE SOUND TAPE RECORDER, A MOTOR HAVING AN OUTER CASING AND A MOTOR SHAFT, MEANS FOR SWINGABLY MOUNTING SAID MOTOR ABOUT AN AXIS DISPOSED AT A RIGHT ANGLE RELATIVE TO SAID MOTOR SHAFT, A CAPSTAN INCLUDING A FLYWHEEL ADAPTED TO DRIVE A SOUND TAPE, A FRICTION WHEEL CARRIED BY SAID MOTOR SHAFT AND ENGAGING IN ITS OPERATIVE POSITION SAID FLYWHEEL IN ORDER TO DRIVE SAID CAPSTAN, SPRING MEANS TENDING TO SWING SAID MOTOR AND THEREBY SAID FRICTION WHEEL INTO ITS OPERATIVE POSITION, MEANS ASSOCIATED WITH SAID CASING OF SAID MOTOR FOR RETAINING THE LATTER IN ITS INOPERATIVE POSITION, AN ELECTROMAGNET HAVING AN ARMATURE PIVOTALLY MOUNTED AND MOVABLE UPON ENERGIZATION OF SAID ELECTROMAGNET, SAID ARMATURE INCLUDING AN ARM TO OPERATE AS AN ABUTMENT FOR SAID RETAINING MEANS OF SAID CASING IN THE NON-ENERGIZED STATE OF SAID ELECTROMAGNET, SAID ARM OF SAID ARMATURE BEING WITHDRAWN UPON ENERGIZATION OF SAID ELECTROMAGNET AND PERMITTING SAID MOTOR TO SWING INTO ITS FLYWHEEL ENGAGING POSITION BY THE ACTION OF SAID SPRING MEANS, RESETTING MEANS FOR RETURNING SAID MOTOR INTO ITS INOPERATIVE POSITION, A SHIFT PIN ADAPTED TO GUIDE SAID SOUND TAPE DURING ITS MOVEMENT THROUGH SAID RECORDER,
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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |