US3262081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current-varying device
Assignee: Individual
•
Filing: 1964-11-03
•
Granted: 1966-07-19
•
Expires: 1984-11-03
Abstract
No abstract record available.
Inventors
- 👤 Everitt E Fairbanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:14
CPC Classifications
H; H01; H01F; H01F29/00; H01F29/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A CONTROL MEANS, COMPRISING: A. A HOUSING DEFINING A CHAMBER HAVING A CENTRAL AXIS AND AXIALLY DISPLACED CIRCULAR SURFACES FACING TOWARD EACH OTHER; B. A WOBBLE RING WITHIN SAID CHAMBER AND INCLUDING A CIRCULAR MAGNETIC ELEMENT, AND A CONCENTRIC MEANS FOR ENGAGING SAID SURFACES AT DIAMETRICALLY OPPOSITE SIDES; C. MAGNETIC CIRCUIT MEANS INCLUDING A MAGNET, A PAIR OF DIAMETRICALLY DISPOSED AND AXIALLY DISPLACED POLE TIPS AT OPPOSITE ENDS OF SAID MAGNETIC POSITIONED TO TILT SAID WOBBLE RING TO CAUSE ONE SIDE OF SAID ENGAGING MEANS TO ROLL ON ONE OF SAID CIRCULAR SURFACES AND THE DIAMETRICALLY OPPOSITE SIDE OF SAID ENGAGING MEANS TO ROLL ON THE OTHER OF SAID CIRCULAR SURFACES; D. AND MEANS FOR TURNING SAID POLE TIPS ABOUT THE AXIS OF SAID HOUSING TO ROLL SAID ENGAGING MEANS PROGRESSIVELY ON SAID CIRCULAR SURFACES.
Claim 2
Dependent Claim
135 words
A CONTROL MEANS, COMPRISING: A. A HOUSING DEFINING A CHAMBER HAVING A CENTRAL AXIS AND AXIALLY DISPLACED CIRCULAR SURFACES FACING TOWARD EACH OTHER; B. A WOBBLE RING WITHIN SAID CHAMBER AND INCLUDING A CIRCULAR MAGNETIC ELEMENT, AND A CONCENTRIC MEANS FOR ENGAGING SAID SURFACES AT DIAMETRICALLY OPPOSITE SIDES; C. MAGNETIC CIRCUIT MEANS INCLUDING A MAGNET, A PAIR OF DIAMETRICALLY DISPOSED AND AXIALLY DISPLACED POLE TIPS AT OPPOSITE ENDS OF SAID MAGNETIC POSITIONED TO TILT SAID WOBBLE RING TO CAUSE ONE SIDE OF SAID ENGAGING MEANS TO ROLL ON ONE OF SAID CIRCULAR SURFACES AND THE DIAMETRICALLY OPPOSITE SIDE OF SAID ENGAGING MEANS TO ROLL ON THE OTHER OF SAID CIRCULAR SURFACES; D. AND MEANS FOR TURNING SAID POLE TIPS ABOUT THE AXIS OF SAID HOUSING TO ROLL SAID ENGAGING MEANS PROGRESSIVELY ON SAID CIRCULAR SURFACES.
References Cited (Backward Citations)
US2611051A
Cited
US2744972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |