US3356932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Position measuring transformer having coil. winding for salient poles
Assignee: —
•
Filing: —
•
Granted: 1967-12-05
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Expires: 1984-12-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:43
CPC Classifications
H; H01; H01F; H01F29/00; H01F29/08; H01F29/10; G; G01; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/20; G01D5/204; G01D5/2086
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A POSITION MEASURING TRANSFORMER COMPRISING FIRST AND SECOND RELATIVELY MOVABLE INDUCTIVELY RELATED TRANSFORMER MEMBERS EACH HAVING A WINDING SEPARATED BY AN AIR GAP, OF SAID WINDINGS COMPRISING A PLURALITY OF CONDUTORS DISPOSED SIDE BY SIDE AND CONNECTED IN SERIES FOR OPPOSITE DIRECTIONS OF CURRENT FLOW IN ADJACENT CONDUCTORS, THE WINDING OF SAID FIRST MEMBER HAVING A CERTAIN UNIFORM SPACING, THE WINDING OF SAID SECOND MEMBER COMPRISING A PLURALITY OF WINDINGS DISPLACED FROM EACH OTHER BY A FRACTION OF SAID SPACING TO FORM A PLURALITY OF PHASES IN WHICH THE VOLTAGES ARE INDUCED IN THE SAME TIME PHASE BUT DISPLACED IN SPACE PHASE, THE WINDING OF SAID SECOND MEMBER HAVING A SUPPORT HAVING A SERIES OF SLOTS AND SALIENT POLES EXTENDING TRANSVERSELY OF THE DIRECTION OF RELATIVE MOVEMENT OF SAID MEMBERS, EACH PHASE OF THE WINDING OF SAID SECOND MEMBER COMPRISING A PLURALITY OF COILS EACH SURROUNDING ONE OF SALIENT POLES WITH THE SIDES OF EACH COIL IN THE RESPECTIVE SLOTS AT THE OPPOSITE SIDES OF THE SALIENT POLE,SAID SALIENT POLES HAVING FACES FORMING ONE SIDE OF THE AIR GAP BETWEEN SAID TRANSFORMER MEMBERS.
Claim 2
Dependent Claim
183 words
A POSITION MEASURING TRANSFORMER COMPRISING FIRST AND SECOND RELATIVELY MOVABLE INDUCTIVELY RELATED TRANSFORMER MEMBERS EACH HAVING A WINDING SEPARATED BY AN AIR GAP, OF SAID WINDINGS COMPRISING A PLURALITY OF CONDUTORS DISPOSED SIDE BY SIDE AND CONNECTED IN SERIES FOR OPPOSITE DIRECTIONS OF CURRENT FLOW IN ADJACENT CONDUCTORS, THE WINDING OF SAID FIRST MEMBER HAVING A CERTAIN UNIFORM SPACING, THE WINDING OF SAID SECOND MEMBER COMPRISING A PLURALITY OF WINDINGS DISPLACED FROM EACH OTHER BY A FRACTION OF SAID SPACING TO FORM A PLURALITY OF PHASES IN WHICH THE VOLTAGES ARE INDUCED IN THE SAME TIME PHASE BUT DISPLACED IN SPACE PHASE, THE WINDING OF SAID SECOND MEMBER HAVING A SUPPORT HAVING A SERIES OF SLOTS AND SALIENT POLES EXTENDING TRANSVERSELY OF THE DIRECTION OF RELATIVE MOVEMENT OF SAID MEMBERS, EACH PHASE OF THE WINDING OF SAID SECOND MEMBER COMPRISING A PLURALITY OF COILS EACH SURROUNDING ONE OF SALIENT POLES WITH THE SIDES OF EACH COIL IN THE RESPECTIVE SLOTS AT THE OPPOSITE SIDES OF THE SALIENT POLE,SAID SALIENT POLES HAVING FACES FORMING ONE SIDE OF THE AIR GAP BETWEEN SAID TRANSFORMER MEMBERS.
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) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |