US3249776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nutation motor
Assignee: Bendix Corp
•
Filing: 1962-06-13
•
Granted: 1966-05-03
•
Expires: 1982-06-13
Abstract
No abstract record available.
Inventors
- 👤 Douglas G Anderson
- 👤 Maker Paul
- 👤 David J Schaffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:44
CPC Classifications
H; H02; H02K; H02K41/00; H02K41/06; H02K41/065; H02K7/00; H02K7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A MOTOR OR GENERATOR COMPRISING A NUTATING MEMBER MOUNTED FOR NUTATIONAL MOTION, MOTION CONVERTING MEANS TO CONVERT BETWEEN SAID NUTATING MOTION AND ROTARY MOTION OF SAID NUTATING MEMBER, ENERGY CONVERTING MEANS TO CONVERT BETWEEN THE ENERGY OF THE NUTATIONAL MOTION OF SAID NUTATING MEMBER AND ELECTRICAL ENERGY, SAID ENERGY CONVERTING MEANS COMPRISING AT LEAST ONE MAGNETIC CIRCUIT HAVING A FIRST MAGNETIC MEMBER, A SECOND MAGNETIC MEMBER ATTACHED TO SAID NUTATING MEMBER AND BEING IN SAID MAGNETIC CIRCUIT, A PLURALITY OF AIR GAPS BETWEEN SAID FIRST AND SECOND MAGNETIC MEMBERS, SAID MAGNETIC CIRCUIT HAVING TWO SOURCES OF MAGNETOMOTIVE FORCE FOR PRODUCING FLUX IN SAID AIR GAPS SO THAT THE FLUXES FROM SAID SOURCES ARE REINFORCING IN ONE AIR GAP AND OPPOSING IN ANOTER AIR GAP, WITH ONE OF SAID SOURCES PROVIDING A FLUX THAT IS VARIABLE IN MAGNITUDE RELATIVE TO FLUX FROM THE OTHER OF SAID SOURCES TO CAUSE THE DIFFERENCE BETWEEN THE FLUXES IN SAID AIR GAPS TO VARY.
Claim 2
Dependent Claim
159 words
A MOTOR OR GENERATOR COMPRISING A NUTATING MEMBER MOUNTED FOR NUTATIONAL MOTION, MOTION CONVERTING MEANS TO CONVERT BETWEEN SAID NUTATING MOTION AND ROTARY MOTION OF SAID NUTATING MEMBER, ENERGY CONVERTING MEANS TO CONVERT BETWEEN THE ENERGY OF THE NUTATIONAL MOTION OF SAID NUTATING MEMBER AND ELECTRICAL ENERGY, SAID ENERGY CONVERTING MEANS COMPRISING AT LEAST ONE MAGNETIC CIRCUIT HAVING A FIRST MAGNETIC MEMBER, A SECOND MAGNETIC MEMBER ATTACHED TO SAID NUTATING MEMBER AND BEING IN SAID MAGNETIC CIRCUIT, A PLURALITY OF AIR GAPS BETWEEN SAID FIRST AND SECOND MAGNETIC MEMBERS, SAID MAGNETIC CIRCUIT HAVING TWO SOURCES OF MAGNETOMOTIVE FORCE FOR PRODUCING FLUX IN SAID AIR GAPS SO THAT THE FLUXES FROM SAID SOURCES ARE REINFORCING IN ONE AIR GAP AND OPPOSING IN ANOTER AIR GAP, WITH ONE OF SAID SOURCES PROVIDING A FLUX THAT IS VARIABLE IN MAGNITUDE RELATIVE TO FLUX FROM THE OTHER OF SAID SOURCES TO CAUSE THE DIFFERENCE BETWEEN THE FLUXES IN SAID AIR GAPS TO VARY.
References Cited (Backward Citations)
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Cited
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Cited
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US2699690A
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US2703370A
Cited
US2871382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |