Patent US3125980A successfully refreshed from Google Patents.
US3125980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Azimuth control system for towed submersible bodies
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
•
Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:37
CPC Classifications
F; F42; F42B; F42B19/00; F42B19/01; F42B19/06; B; B63; B63G; B63G8/00; B63G8/42; B63G9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A TOWED SUBMERSIBLE BODY HAVING A CONTROL SURFACE DISPOSED FOR HORIZONTAL STEERING AND ADAPTED TO BE TOWED FROM A POINT ABOUT THE CENTER OF GRAVITY AND LYING IN A LONGITUDINAL PLANE PASSING THROUGH THE CENTER OF GRAVITY AND THE CENTER PORTION OF THE BODY AN AZIMUTH CONTROL SYSTEM COMPRISING: A SOURCE OF CURRENT; AN ELECTRIC MOTOR OPERABLY ASSOCIATED WTH SAID CONTROL SURFACE; AND A FIELD WINDING CIRCUIT CONNECTED TO SAID SOURCE OF CURRENT FOR ACTUATING SAID ELECTRIC MOTOR, SAID FIELD WINDING CIRCUIT COMPRISING A MOTOR FIELD WINDING AND MEANS SENSITIVE TO A CHANGE OF POSITION ABOUT THE LONGITUDINAL AXIS OF SAID BODY CONNECTED TO SAID FIELD WINDING WHEREBY A CHANGE IN POSITION OF SAID BODY ABOUT ITS LONGITUDINAL AXIS WILL CAUSE ACTUATION OF SAID MOTOR.
Claim 2
Dependent Claim
126 words
IN A TOWED SUBMERSIBLE BODY HAVING A CONTROL SURFACE DISPOSED FOR HORIZONTAL STEERING AND ADAPTED TO BE TOWED FROM A POINT ABOUT THE CENTER OF GRAVITY AND LYING IN A LONGITUDINAL PLANE PASSING THROUGH THE CENTER OF GRAVITY AND THE CENTER PORTION OF THE BODY AN AZIMUTH CONTROL SYSTEM COMPRISING: A SOURCE OF CURRENT; AN ELECTRIC MOTOR OPERABLY ASSOCIATED WTH SAID CONTROL SURFACE; AND A FIELD WINDING CIRCUIT CONNECTED TO SAID SOURCE OF CURRENT FOR ACTUATING SAID ELECTRIC MOTOR, SAID FIELD WINDING CIRCUIT COMPRISING A MOTOR FIELD WINDING AND MEANS SENSITIVE TO A CHANGE OF POSITION ABOUT THE LONGITUDINAL AXIS OF SAID BODY CONNECTED TO SAID FIELD WINDING WHEREBY A CHANGE IN POSITION OF SAID BODY ABOUT ITS LONGITUDINAL AXIS WILL CAUSE ACTUATION OF SAID MOTOR.
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) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |