US3091715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axial airgap rotary machines
Assignee: Printed Motors Inc
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Filing: 1961-07-27
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Granted: 1963-05-28
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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
2026-11-01 07:48
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A TWO-FACE PRINTED-CIRCUIT WINDING FOR AN ELECTRIC ROTARY MACHINE OF THE KIND COMPRISING TWO SETS OF HALFTURN CONDUCTORS INTIMATELY ADHERING ON THE OPPOSITE ANNULAR FACES OF AN INSULATING DISC-SHAPED CARRIER, SAID CONDUCTORS BEING SO SHAPED AS TO COMPLETE THE ELECTRIC PATTERN OF THE WINDING BY FACE-TO-FACE CONNECTIONS BETWEEN THE ENDS THEREOF, WHEREIN EACH HALF-TURN CONDUCTOR IS PROVIDED WITH A LONGITUDINALLY EXTENDING SLOT IN AT LEAST THE MID PART THEREOF AND SAID SLOT IS FILLED IN BY A MAGNETIC MATERIAL, SAID CONDUCTORS BEING CONTIGUOUS FOR COVERING THE COMPLETE ANNULAR AREAS OF THE CARRIER FACES.
Claim 2
Dependent Claim
93 words
A TWO-FACE PRINTED-CIRCUIT WINDING FOR AN ELECTRIC ROTARY MACHINE OF THE KIND COMPRISING TWO SETS OF HALFTURN CONDUCTORS INTIMATELY ADHERING ON THE OPPOSITE ANNULAR FACES OF AN INSULATING DISC-SHAPED CARRIER, SAID CONDUCTORS BEING SO SHAPED AS TO COMPLETE THE ELECTRIC PATTERN OF THE WINDING BY FACE-TO-FACE CONNECTIONS BETWEEN THE ENDS THEREOF, WHEREIN EACH HALF-TURN CONDUCTOR IS PROVIDED WITH A LONGITUDINALLY EXTENDING SLOT IN AT LEAST THE MID PART THEREOF AND SAID SLOT IS FILLED IN BY A MAGNETIC MATERIAL, SAID CONDUCTORS BEING CONTIGUOUS FOR COVERING THE COMPLETE ANNULAR AREAS OF THE CARRIER FACES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |