Patent US3169207A successfully refreshed from Google Patents.
US3169207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic deflection yoke having interconnected multifilar strands
Assignee: RCA Corp
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Filing: 1962-06-11
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Granted: 1965-02-09
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Expires: 1982-06-11
Abstract
No abstract record available.
Inventors
- 👤 Maximilian J Obert
- 👤 Robert L Barbin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:41
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/72; H01J29/76; H01J29/762
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN AN ELECTROMAGNETIC DEFLECTION YOKE FOR A CATHODE RAY TUBE, SAID YOKE HAVING A PLURALITY OF WINDINGS AT LEAST ONE OF WHICH COMPRISES IN COMBINATION: A PLURALITY OF STRANDS OF WIRE MULTIFILAR WOUND IN A PLURALITY OF WINDING TURNS, EACH STRAND OF SAID ONE WINDING HAVING A PLURALITY OF SECTIONS BETWEEN THE ENDS THEREOF OF WHICH INDEPENDENT ELECTRICAL CONNECTIUONS MAY BE MADE, THE SECTIONS IN ALL OTHER STRAND HAVING CORRESPONDING IDENTICAL SECTIONS IN ALL OTHER STRANDS; MEANS FOR CONNECTING A FIRST SET OF CORRESPONDING SECTIONS OF SAID STRANDS IN PARALLEL; A PAIR OF DEFLECTION CURRENT INPUT TERMINALS FOR SAID ONE WINDING; AND MEANS FOR CONNECTING SAID FIRST SET OF CORRESPONDING PARALLEL CONNECTED SECTIONS IN SERIES WITH ANOTHER SECTION OF SAID ONE WINDING BETWEEN SAID PAIR OF DEFLECTION CURRENT INPUT TERMINALS TO CONTROL THE AMOUNT AND DISTRIBUTION OF THE MAGNETIC FLUX PRODUCED BY SAID ONE WINDING.
Claim 2
Dependent Claim
145 words
IN AN ELECTROMAGNETIC DEFLECTION YOKE FOR A CATHODE RAY TUBE, SAID YOKE HAVING A PLURALITY OF WINDINGS AT LEAST ONE OF WHICH COMPRISES IN COMBINATION: A PLURALITY OF STRANDS OF WIRE MULTIFILAR WOUND IN A PLURALITY OF WINDING TURNS, EACH STRAND OF SAID ONE WINDING HAVING A PLURALITY OF SECTIONS BETWEEN THE ENDS THEREOF OF WHICH INDEPENDENT ELECTRICAL CONNECTIUONS MAY BE MADE, THE SECTIONS IN ALL OTHER STRAND HAVING CORRESPONDING IDENTICAL SECTIONS IN ALL OTHER STRANDS; MEANS FOR CONNECTING A FIRST SET OF CORRESPONDING SECTIONS OF SAID STRANDS IN PARALLEL; A PAIR OF DEFLECTION CURRENT INPUT TERMINALS FOR SAID ONE WINDING; AND MEANS FOR CONNECTING SAID FIRST SET OF CORRESPONDING PARALLEL CONNECTED SECTIONS IN SERIES WITH ANOTHER SECTION OF SAID ONE WINDING BETWEEN SAID PAIR OF DEFLECTION CURRENT INPUT TERMINALS TO CONTROL THE AMOUNT AND DISTRIBUTION OF THE MAGNETIC FLUX PRODUCED BY SAID ONE WINDING.
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) | 1968-02-09 | 1968-08-10 | 1969-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-09 | 1972-08-10 | 1973-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-09 | 1976-08-10 | 1977-02-09 | $7700.00 | Window Closed / Lapsed |