US3226657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hall mgdulatqr having magnetic cir- cuit with air gap and signal winding movable for zero balancing
Assignee: —
•
Filing: —
•
Granted: 1965-12-28
•
Expires: 1982-12-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:55
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/08; H03C1/10; G; G01; G01R; G01R33/00; G01R33/02; G01R33/06; G01R33/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A MODULATOR OF THE HALL TYPE, COMPRISING A HALL PLATE HAVING A PAIR OF SPACED CIRRENT INPUT TERMINALS AND TWO HALL VOLTAGE ELECTRODES, A MAGENTIZABLE CORE STRUCTURE FORMING A MAGNETIC CIRCUIT AND HAVING A FIELD GAP IN WHICH SAID HALL PLATE IS LOCATED, AN EXCITATION COIL ON SAID STRUCTURE, ONE OF SAID PAIR OF INPUT TERMINALS AND COL SERVING TO SUPPLY THE MODULATING SIGNAL AND THE OTHER TO SUPPLY CARRIER FREQUENCY, AND TWO OUTPUT LEADS FOR FURNISHING MODULATED OUTPUT VOLTAGE, SAID TWO LEADS
Claim 2
Dependent Claim
83 words
A MODULATOR OF THE HALL TYPE, COMPRISING A HALL PLATE HAVING A PAIR OF SPACED CIRRENT INPUT TERMINALS AND TWO HALL VOLTAGE ELECTRODES, A MAGENTIZABLE CORE STRUCTURE FORMING A MAGNETIC CIRCUIT AND HAVING A FIELD GAP IN WHICH SAID HALL PLATE IS LOCATED, AN EXCITATION COIL ON SAID STRUCTURE, ONE OF SAID PAIR OF INPUT TERMINALS AND COL SERVING TO SUPPLY THE MODULATING SIGNAL AND THE OTHER TO SUPPLY CARRIER FREQUENCY, AND TWO OUTPUT LEADS FOR FURNISHING MODULATED OUTPUT VOLTAGE, SAID TWO LEADS
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |