Patent US3075112A successfully refreshed from Google Patents.
US3075112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil support for a dynamoelectric machine
Assignee: Allis Chalmers Corp
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Filing: 1959-12-15
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Granted: 1963-01-22
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Expires: 1979-12-15
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm A Andersen
- 👤 Paul D Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:24
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/46; H02K3/50; H02K3/505
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN AN ELECTRICAL APPARATUS HAVING A PLURALITY OF ARCUATELY SPACED COILS, SUPPORTS POSITIONED BETWEEN EACH PAIR OF ARCUATELY SPACED COILS, EACH SAID SUPPORT COMPRISING AN INDIVIDUAL PLIABLE ABSORBENT WADDING IMPREGNATED WITH A THERMOSETTING RESIN, SAID IMPREGNATED WADDING WEDGED IN THE SPACE BETWEEN A PAIR OF ARCUATELY SPACED COILS WHEREBY THE CONTACTING SURFACES OF SAID WADDING ARE MOLDED TO ASSUME THE CONTOURS OF A PORTION OF SAID COILS, SAID WADDING HAVING PORTIONS FLARED ABOUT THE EDGES OF SAID EXTENSIONS TO HOLD SAID COILS IN A FIXED RELATIVE POSITION.
Claim 2
Dependent Claim
87 words
IN AN ELECTRICAL APPARATUS HAVING A PLURALITY OF ARCUATELY SPACED COILS, SUPPORTS POSITIONED BETWEEN EACH PAIR OF ARCUATELY SPACED COILS, EACH SAID SUPPORT COMPRISING AN INDIVIDUAL PLIABLE ABSORBENT WADDING IMPREGNATED WITH A THERMOSETTING RESIN, SAID IMPREGNATED WADDING WEDGED IN THE SPACE BETWEEN A PAIR OF ARCUATELY SPACED COILS WHEREBY THE CONTACTING SURFACES OF SAID WADDING ARE MOLDED TO ASSUME THE CONTOURS OF A PORTION OF SAID COILS, SAID WADDING HAVING PORTIONS FLARED ABOUT THE EDGES OF SAID EXTENSIONS TO HOLD SAID COILS IN A FIXED RELATIVE POSITION.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |