US3304598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making an axial airgap electric machine
Assignee: Printed Motors Inc
•
Filing: 1961-02-14
•
Granted: 1967-02-21
•
Expires: 1981-02-14
Abstract
No abstract record available.
Inventors
- 👤 Henry-Baudot Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:21
CPC Classifications
H; H02; H02K; H02K23/00; H02K23/02; H02K23/04; H01; H01F; H01F13/00; H01F13/003; H02K15/00; H02K15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49012; Y10T29/4902; Y10T29/49075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A METHOD OF MAKING A ROTOR AND STATOR ASSEMBLY FOR AN AXIAL AIRGAP ELECTRIC ROTARY MACHING COMPRISING AT LEAST ONE DISC-SHAPED ARMATURE ENCASED BETWEEN A PAIR OF MAGNETIC STATOR DISC-SHAPED MEMBERS AT LEAST ONE OF WHICH CARRIES A RING OF INDUCTOR POLES PRESENTING FLAT POLE AREAS IN A COMMON PLANE, COMPRISING THE STEPS OF: FORMING AT LEAST TWO SECTORAL PARTIAL SHELLS, EACH INCLUDING SECTORS OF THE STATOR MEMBERS SPACED APART BY THE RE-
Claim 2
Independent Claim
73 words
A METHOD OF MAKING A ROTOR AND STATOR ASSEMBLY FOR AN AXIAL AIRGAP ELECTRIC ROTARY MACHING COMPRISING AT LEAST ONE DISC-SHAPED ARMATURE ENCASED BETWEEN A PAIR OF MAGNETIC STATOR DISC-SHAPED MEMBERS AT LEAST ONE OF WHICH CARRIES A RING OF INDUCTOR POLES PRESENTING FLAT POLE AREAS IN A COMMON PLANE, COMPRISING THE STEPS OF: FORMING AT LEAST TWO SECTORAL PARTIAL SHELLS, EACH INCLUDING SECTORS OF THE STATOR MEMBERS SPACED APART BY THE RE-
References Cited (Backward Citations)
US559584A
Cited
US570914A
Cited
US2483024A
Cited
US2763916A
Cited
US3090880A
Cited
US3118076A
Cited
US3008062A
Cited
US2970238A
Cited
US3072814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |