US3271606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor assembly
Assignee: Motors Liquidation Co
•
Filing: 1962-11-05
•
Granted: 1966-09-06
•
Expires: 1982-11-05
Abstract
No abstract record available.
Inventors
- 👤 George C Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:06
CPC Classifications
H; H02; H02K; H02K1/00; H02K1/06; H02K1/22; H02K1/24; H02K1/243
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A ROTOR ASSEMBLY FOR A DYNAMOELECTRIC MACHINE OR THE LIKE COMPRISING, A SHAFT, A FIELD COIL ASSEMBLY CARRIED BY SAID SHAFT, FIRST AND SECOND ROTOR SEGMENTS CARRIED BY SAID SHAFT HAVING INTERFITTING POLE TEETH, EACH OF SAID POLE TEETH HAVING AN OUTER SURFACE DEFINED BY FIRST AND SECOND SECTIONS, EACH OUTER SURFACE BEING GENERALLY V-SHAPED, SAID FIRST SECTION BEING DEFINED BY A PART OF A CYLINDER HAVING A CONSTANT RADIUS AND LOCATED AT THE LEADING EDGE OF SAID TEETH, SAID SECOND SECTION BEING DEFINED BY A SHAPE HAVING A CIRCUMFERENTIALLY EXTENDING NON-CIRCULAR ARC WHICH CURVES IN AT AN INCREASING RATE TOWARD THE LONGITUDINAL AXIS OF A RESPECTIVE ROTOR SEGMENT AND LOCATED AT THE TRAILING EDGE OF SAID TEETH.
Claim 2
Dependent Claim
118 words
A ROTOR ASSEMBLY FOR A DYNAMOELECTRIC MACHINE OR THE LIKE COMPRISING, A SHAFT, A FIELD COIL ASSEMBLY CARRIED BY SAID SHAFT, FIRST AND SECOND ROTOR SEGMENTS CARRIED BY SAID SHAFT HAVING INTERFITTING POLE TEETH, EACH OF SAID POLE TEETH HAVING AN OUTER SURFACE DEFINED BY FIRST AND SECOND SECTIONS, EACH OUTER SURFACE BEING GENERALLY V-SHAPED, SAID FIRST SECTION BEING DEFINED BY A PART OF A CYLINDER HAVING A CONSTANT RADIUS AND LOCATED AT THE LEADING EDGE OF SAID TEETH, SAID SECOND SECTION BEING DEFINED BY A SHAPE HAVING A CIRCUMFERENTIALLY EXTENDING NON-CIRCULAR ARC WHICH CURVES IN AT AN INCREASING RATE TOWARD THE LONGITUDINAL AXIS OF A RESPECTIVE ROTOR SEGMENT AND LOCATED AT THE TRAILING EDGE OF SAID TEETH.
References Cited (Backward Citations)
US2795715A
Cited
US2870352A
Cited
US3004181A
Cited
US3184625A
Cited
US3054916A
Cited
US3156839A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |