Patent US3231771A successfully refreshed from Google Patents.
US3231771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple winding electric rotary machines
Assignee: Printed Motors Inc
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Filing: 1961-07-27
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Granted: 1966-01-25
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Expires: 1981-07-27
Abstract
No abstract record available.
Inventors
- 👤 Henry-Baudot Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:03
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A MULTIPLE WINDING UNIT FOR A ROTARY ELECTRIC MACHINE COMPRISING, A FLAT DISC-SHAPED CARRIER HAVING ANNULAR INSULATING SURFACES ON OPPOSITE FACES THEREOF, A FIRST ANNULAR WINDING MOUNTED ON SAID CARRIER AND FORMED OF FIRST AND SECOND SETS OF FLAT CONDUCTORS ADHERING TO SAID ANNULAR SURFACES ON OPPOSITE SIDES OF SAID CARRIER, RESPECTIVELY, AND EXTENDING GENERALLY RADIALLY ACROSS SAID ANNULAR SURFACES, THE CONDUTORS OF SAID FIRST AND SECOND SET BEING CONECTED IN SERIES CIRCUIT RELATION IN A CLOSED WINDING CIRCUIT BY THROUGH-CONNECTIONS EXTENDING FROM ONE FACE TO THE OTHER FACE OF SAID CARRIER, ALTERNATE CONDUCTORS IN SAID WINDING CIRCUIT BEING LOCATED ON OPPOSITE FACES OF SAID CARRIER, AND A SECOND ANNULAR WINDING CONSTRUCTED OF THIRD AND FOURTH SETS OF FLAT CONDUCTORS ADHERING TO THE ANNULAR SURFACES ON OPPOSITE SIDES OF SAID CARRIER, THE CONDUCTORS OF SAID THIRD AND FOURTH SETS BEING INTERPOSED BETWEN THE CONDUCTORS OF SAID FIRST AND SECOND SETS, RESPECTIVELY.
Claim 2
Dependent Claim
151 words
A MULTIPLE WINDING UNIT FOR A ROTARY ELECTRIC MACHINE COMPRISING, A FLAT DISC-SHAPED CARRIER HAVING ANNULAR INSULATING SURFACES ON OPPOSITE FACES THEREOF, A FIRST ANNULAR WINDING MOUNTED ON SAID CARRIER AND FORMED OF FIRST AND SECOND SETS OF FLAT CONDUCTORS ADHERING TO SAID ANNULAR SURFACES ON OPPOSITE SIDES OF SAID CARRIER, RESPECTIVELY, AND EXTENDING GENERALLY RADIALLY ACROSS SAID ANNULAR SURFACES, THE CONDUTORS OF SAID FIRST AND SECOND SET BEING CONECTED IN SERIES CIRCUIT RELATION IN A CLOSED WINDING CIRCUIT BY THROUGH-CONNECTIONS EXTENDING FROM ONE FACE TO THE OTHER FACE OF SAID CARRIER, ALTERNATE CONDUCTORS IN SAID WINDING CIRCUIT BEING LOCATED ON OPPOSITE FACES OF SAID CARRIER, AND A SECOND ANNULAR WINDING CONSTRUCTED OF THIRD AND FOURTH SETS OF FLAT CONDUCTORS ADHERING TO THE ANNULAR SURFACES ON OPPOSITE SIDES OF SAID CARRIER, THE CONDUCTORS OF SAID THIRD AND FOURTH SETS BEING INTERPOSED BETWEN THE CONDUCTORS OF SAID FIRST AND SECOND SETS, RESPECTIVELY.
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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |