US3162805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Function generator
Assignee: North American Aviation Corp
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Filing: 1961-09-29
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Granted: 1964-12-22
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Stanley D Robertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:20
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/84; G; G06; G06G; G06G7/00; G06G7/12; G06G7/22; G11; G11B; G11B5/00; G11B5/62; G11C; G11C11/00; G11C11/18; H01; H01F; H01F10/00; H01F10/08; H01F10/10; H01F10/12; H01F10/14; H03K17/90; H03K19/00; H03K19/02; H03K19/16; H03K19/168; H03K3/00; H03K3/02; H03K3/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
THE COMBINATION COMPRISING A FIRST FILM OF MAGNETIC MATERIAL CAPABLE OF HAVING AN INTERNAL MAGNETIZATION IN THE PLANE OF SAID FILM; MEANS FOR CAUSING A FLOW OF ELECTRIC CURRENT IN THE PLANE OF SAID FIRST FILM FROM ONE EDGE TO ANOTHER EDGE OF SAID FILM, SAID CURRENT FLOW THROUGH SAID FIRST FILM HAVING A GIVEN DIRECTION; A SECOND FILM OF MAGNETIC MATERIAL CAPABLE OF HAVING AN INTERNAL MAGNETIZATION IN THE PLANE OF SAID FILM; MEANS FOR CAUSING A FLOW OF ELECTRIC CURRENT IN THE PLANE OF SAID SECOND FILM FROM ONE EDGE TO ANOTHER EDGE OF SAID FILM, SAID CURRENT FLOW THROUGH SAID SECOND FILM HAVING A DIRECTION DIFFERENT FROM THE DIRECTION OF CURRENT FLOW THROUGH SAID FIRST FILM; MEANS FOR PRODUCING A MAGNETIC FIELD IN THE PLANES OF SAID FILMS; MEANS FOR ROTATING SAID MAGNETIC-FIELD-PRODUCING MEANS AND CAUSING SIMULTANEOUS ROTATION OF SAID INTERNAL MAGNETIZATION OF SAID FIRST AND SECOND FILMS TO PRODUCE A PLANAR HALL-EFFECT VOLTAGE OF DIFFERENT PHASE IN THE PLANES OF SAID SEPARATE FILMS; AND OUTPUT TERMINAL MEANS ON EACH FILM FOR OBTAINING SAID PLANAR HALL-EFFECT VOLTAGES.
Claim 2
Dependent Claim
180 words
THE COMBINATION COMPRISING A FIRST FILM OF MAGNETIC MATERIAL CAPABLE OF HAVING AN INTERNAL MAGNETIZATION IN THE PLANE OF SAID FILM; MEANS FOR CAUSING A FLOW OF ELECTRIC CURRENT IN THE PLANE OF SAID FIRST FILM FROM ONE EDGE TO ANOTHER EDGE OF SAID FILM, SAID CURRENT FLOW THROUGH SAID FIRST FILM HAVING A GIVEN DIRECTION; A SECOND FILM OF MAGNETIC MATERIAL CAPABLE OF HAVING AN INTERNAL MAGNETIZATION IN THE PLANE OF SAID FILM; MEANS FOR CAUSING A FLOW OF ELECTRIC CURRENT IN THE PLANE OF SAID SECOND FILM FROM ONE EDGE TO ANOTHER EDGE OF SAID FILM, SAID CURRENT FLOW THROUGH SAID SECOND FILM HAVING A DIRECTION DIFFERENT FROM THE DIRECTION OF CURRENT FLOW THROUGH SAID FIRST FILM; MEANS FOR PRODUCING A MAGNETIC FIELD IN THE PLANES OF SAID FILMS; MEANS FOR ROTATING SAID MAGNETIC-FIELD-PRODUCING MEANS AND CAUSING SIMULTANEOUS ROTATION OF SAID INTERNAL MAGNETIZATION OF SAID FIRST AND SECOND FILMS TO PRODUCE A PLANAR HALL-EFFECT VOLTAGE OF DIFFERENT PHASE IN THE PLANES OF SAID SEPARATE FILMS; AND OUTPUT TERMINAL MEANS ON EACH FILM FOR OBTAINING SAID PLANAR HALL-EFFECT VOLTAGES.
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) | 1967-12-22 | 1968-06-22 | 1968-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-22 | 1972-06-22 | 1972-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-22 | 1976-06-22 | 1976-12-22 | $7700.00 | Window Closed / Lapsed |