US3225235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamo-electric machine stator structure
Assignee: Individual
•
Filing: 1961-09-29
•
Granted: 1965-12-21
•
Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Lee Royal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:25
CPC Classifications
H; H02; H02K; H02K17/00; H02K17/02; H02K17/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A STATOR CORE BLOCK FOR USE IN MAKING DYNAMOELECTRIC MACHINE STATOR CORES WITH AXIALLY EXTENDING PERIPHERALLY SPACED POLE PIECES, COMPRISING A WINDING FORM INCLUDING A PAIR OF AXIALLY SPACED END PLATES AND A CIRCULAR SERIES OF OUTWARDLY OPENING, ANGULARLY SPACED, AXIALLY EXTENDING CHANNEL MEMBERS SECURED AT THEIR OPPOSITE ENDS TO THE RESPECTIVE END PLATES, AND A DRUM-TYPE IRON WIRE CORE WINDING CARRIED BY SAID FORM AND INCLUDING BUNDLED WIRE PARTS EXTENDING LONGITUDINALLY IN SAID CHANNEL MEMBERS, SAID CORE BLOCK BEING SEVERABLE IN A PLANE NORMAL TO THE BLOCK AXIS AND INTERSECTING SAID CHANNEL MEMBERS, THE OPPOSITE SIDE WALLS OF SAID CHANNELS CONFINING AND SHAPING THE IRON WIRE BUNDLES THEREIN.
Claim 2
Dependent Claim
109 words
A STATOR CORE BLOCK FOR USE IN MAKING DYNAMOELECTRIC MACHINE STATOR CORES WITH AXIALLY EXTENDING PERIPHERALLY SPACED POLE PIECES, COMPRISING A WINDING FORM INCLUDING A PAIR OF AXIALLY SPACED END PLATES AND A CIRCULAR SERIES OF OUTWARDLY OPENING, ANGULARLY SPACED, AXIALLY EXTENDING CHANNEL MEMBERS SECURED AT THEIR OPPOSITE ENDS TO THE RESPECTIVE END PLATES, AND A DRUM-TYPE IRON WIRE CORE WINDING CARRIED BY SAID FORM AND INCLUDING BUNDLED WIRE PARTS EXTENDING LONGITUDINALLY IN SAID CHANNEL MEMBERS, SAID CORE BLOCK BEING SEVERABLE IN A PLANE NORMAL TO THE BLOCK AXIS AND INTERSECTING SAID CHANNEL MEMBERS, THE OPPOSITE SIDE WALLS OF SAID CHANNELS CONFINING AND SHAPING THE IRON WIRE BUNDLES THEREIN.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |