US3308322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printed disc electrical machinery
Assignee: Basic Motor Developments Inc
•
Filing: 1963-04-11
•
Granted: 1967-03-07
•
Expires: 1983-04-11
Abstract
No abstract record available.
Inventors
- 👤 James H Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:50
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A CONDUCTIVE ROTOR ASSEMBLY FOR AN ELECTRO-MECHANICAL ENERGY CONVERTER COMPRISING: AN INSULATING MEMBER HAVING A CIRCULAR CROSS-SECTION AND HAVING A FIRST CONDUCTIVE WINDING PATTERN AND A SECOND CONDUCTIVE COMMUTATOR PATTERN THEREON, SAID FIRST PATTERN COMPRISING A CONDUCTIVE WINDING LOCATED BETWEEN THE CENTER AND THE CIRCUMFERENCE OF THE INSULATING MEMBER TO DEFINE NINE POLE CENTERS ON ONE SURFACE OF THE SAID MEMBER, EACH POLE CENTER HAVING THE SAME POLARITY AS THE THIRD POLE CENTER ADJACENT THERETO, EACH ONE OF SAID NINE POLE CENTERS BEING SPACED FROM ITS NEXT ADJACENT POLE CENTER NEIGHBOR AT 40*, AND
Claim 2
Dependent Claim
94 words
A CONDUCTIVE ROTOR ASSEMBLY FOR AN ELECTRO-MECHANICAL ENERGY CONVERTER COMPRISING: AN INSULATING MEMBER HAVING A CIRCULAR CROSS-SECTION AND HAVING A FIRST CONDUCTIVE WINDING PATTERN AND A SECOND CONDUCTIVE COMMUTATOR PATTERN THEREON, SAID FIRST PATTERN COMPRISING A CONDUCTIVE WINDING LOCATED BETWEEN THE CENTER AND THE CIRCUMFERENCE OF THE INSULATING MEMBER TO DEFINE NINE POLE CENTERS ON ONE SURFACE OF THE SAID MEMBER, EACH POLE CENTER HAVING THE SAME POLARITY AS THE THIRD POLE CENTER ADJACENT THERETO, EACH ONE OF SAID NINE POLE CENTERS BEING SPACED FROM ITS NEXT ADJACENT POLE CENTER NEIGHBOR AT 40*, AND
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |