Patent US5068080A successfully refreshed from Google Patents.
US3220735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic speed changer for a record player
Assignee: US Philips Corp
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Filing: 1962-04-09
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Granted: 1965-11-30
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Expires: 1982-04-09
Abstract
No abstract record available.
Inventors
- 👤 Beugin Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:47
CPC Classifications
G; G11; G11B; G11B19/00; G11B19/20; G11B19/26; G11B19/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
215 words
THE COMBINATION WITH A RECORD PLAYER OF APPARATUS FOR AUTOMATICALLY SELECTING THE SPEED OF THE RECORD PLAYER TURNTABLE ACCORDING TO THE DIAMETER OF THE SPINDLE OPENING OF A RECORD TO BE PLAYED; SAID APPARATUS COMPRISING: A BASE MEMBER, A MOTOR SUPPORTED ON SAID BASE MEMBER, SAID MOTOR HAVING A STEPPED SHAFT, A FLANGED TURNTABLE, A TURNTABLE SHAFT ON SAID BASE, MEMBER FOR ROTATABLY SUPPORTING SAID FLANGED TURNTABLE, THE LONGITUDINAL AXIS OF SAID STEPPED SHAFT BEING IN A PLANE PARALLEL WITH THE TURNTABLE SHAFT AND ADJACENT THE TURNTABLE FLANGE, A RECORD CENTERING MEMBER AND MEANS SUPPORTING SAID CENTERING MEMBER ON SAID TURNTABLE FOR ENGAGEMENT WITH A RECORD ON SAID TURNTABLE AND FOR DISPLACEMENT OF SAID CENTERING MEMBER IN AN AXIAL DIRECTION WITH RESPECT TO THE TURNTABLE SHAFT, A CONTROL MEMBER CONNECTED WITH SAID RECORD CENTERING MEMBER SPACED THEREFROM IN SAID AXIAL DIRECTION FOR MOVEMENT THEREWITH IN SAID AXIAL DIRECTION AND CONCENTRIC WITH SAID TURNTABLE SHAFT, A PAIR OF SPACED LEVERS AND MEANS ON SAID BASE MEMBER FOR PIVOTALLY SUPPORTING SAID LEVERS IN A PLANE PARALLEL WITH THE PLANE OF SAID TURNTABLE ADJACENT SAID CONTROL MEMBER, A PAIR OF IDLER WHEELS, EACH SAID LEVER SUPPORTING AN IDLER WHEEL FOR MOVEMENT INTO AND OUT OF ENGAGEMENT WITH BOTH SAID STEPPED SHAFT AND THE ADJACENT FLANGE OF SAID TURNTABLE,
Claim 2
Dependent Claim
215 words
THE COMBINATION WITH A RECORD PLAYER OF APPARATUS FOR AUTOMATICALLY SELECTING THE SPEED OF THE RECORD PLAYER TURNTABLE ACCORDING TO THE DIAMETER OF THE SPINDLE OPENING OF A RECORD TO BE PLAYED; SAID APPARATUS COMPRISING: A BASE MEMBER, A MOTOR SUPPORTED ON SAID BASE MEMBER, SAID MOTOR HAVING A STEPPED SHAFT, A FLANGED TURNTABLE, A TURNTABLE SHAFT ON SAID BASE, MEMBER FOR ROTATABLY SUPPORTING SAID FLANGED TURNTABLE, THE LONGITUDINAL AXIS OF SAID STEPPED SHAFT BEING IN A PLANE PARALLEL WITH THE TURNTABLE SHAFT AND ADJACENT THE TURNTABLE FLANGE, A RECORD CENTERING MEMBER AND MEANS SUPPORTING SAID CENTERING MEMBER ON SAID TURNTABLE FOR ENGAGEMENT WITH A RECORD ON SAID TURNTABLE AND FOR DISPLACEMENT OF SAID CENTERING MEMBER IN AN AXIAL DIRECTION WITH RESPECT TO THE TURNTABLE SHAFT, A CONTROL MEMBER CONNECTED WITH SAID RECORD CENTERING MEMBER SPACED THEREFROM IN SAID AXIAL DIRECTION FOR MOVEMENT THEREWITH IN SAID AXIAL DIRECTION AND CONCENTRIC WITH SAID TURNTABLE SHAFT, A PAIR OF SPACED LEVERS AND MEANS ON SAID BASE MEMBER FOR PIVOTALLY SUPPORTING SAID LEVERS IN A PLANE PARALLEL WITH THE PLANE OF SAID TURNTABLE ADJACENT SAID CONTROL MEMBER, A PAIR OF IDLER WHEELS, EACH SAID LEVER SUPPORTING AN IDLER WHEEL FOR MOVEMENT INTO AND OUT OF ENGAGEMENT WITH BOTH SAID STEPPED SHAFT AND THE ADJACENT FLANGE OF SAID TURNTABLE,
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |