Patent US1853701A successfully refreshed from Google Patents.
US3290510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1963-06-28
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Granted: 1966-12-06
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Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Rose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:44
CPC Classifications
H; H02; H02J; H02J3/00; H02J3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A POWER CENTER CONNECTED TO A SOURCE OF ALTERNATING POTENTIAL AND A PLURALITY OF LOAD CIRCUITS, COMPRISING A TRANSFORMER, SAID TRANSFORMER HAVING AT LEAST TWO HIGH VOLTAGE WINDINGS AND ASSOCIATED LOW VOLTAGE WINDINGS OF LIKE PHASE INDUCTIVELY DISPOSED ON A COMMON WINDING LEG OF A MAGNETIC CORE, THE HIGH VOLTAGE WINDINGS OF SAID TRANSFORMER BEING CONNECTED IN PARALLEL CIRCUIT RELATION WITH SAID ALTERNATING POTENTIAL SOURCE, THE LOW VOLTAGE WINDINGS EACH BEING CONNECTED IN CIRCUIT RELATION WITH ONE OF SAID LOAD CIRCUITS, EACH OF THE HIGH VOLTAGE WINDINGS OF SAID TRANSFORMER BEING RADIALLY AND CONCENTRICALLY COUPLED ON SAID MAGNETIC CORE WITH ITS ASSOCIATED LOW VOLTAGE WINDINGS AND AXIALLY SPACED WITH RESPECT TO THE REMAINING HIGH AND LOW VOLTAGE WINDINGS.
Claim 2
Dependent Claim
118 words
A POWER CENTER CONNECTED TO A SOURCE OF ALTERNATING POTENTIAL AND A PLURALITY OF LOAD CIRCUITS, COMPRISING A TRANSFORMER, SAID TRANSFORMER HAVING AT LEAST TWO HIGH VOLTAGE WINDINGS AND ASSOCIATED LOW VOLTAGE WINDINGS OF LIKE PHASE INDUCTIVELY DISPOSED ON A COMMON WINDING LEG OF A MAGNETIC CORE, THE HIGH VOLTAGE WINDINGS OF SAID TRANSFORMER BEING CONNECTED IN PARALLEL CIRCUIT RELATION WITH SAID ALTERNATING POTENTIAL SOURCE, THE LOW VOLTAGE WINDINGS EACH BEING CONNECTED IN CIRCUIT RELATION WITH ONE OF SAID LOAD CIRCUITS, EACH OF THE HIGH VOLTAGE WINDINGS OF SAID TRANSFORMER BEING RADIALLY AND CONCENTRICALLY COUPLED ON SAID MAGNETIC CORE WITH ITS ASSOCIATED LOW VOLTAGE WINDINGS AND AXIALLY SPACED WITH RESPECT TO THE REMAINING HIGH AND LOW VOLTAGE WINDINGS.
References Cited (Backward Citations)
CA655310A
Cited
US963132A
Cited
US1815542A
Cited
US2264836A
Cited
US2357098A
Cited
US2418643A
Cited
US2591582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |