US3127102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flight navigation instrument
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:15
CPC Classifications
G; G04; G04B; G04B47/00; G04B47/06; G04B47/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
A FLIGHT NAVIGATION INSTRUMENT INCLUDING A FACE PLATE; A DIAL CARD MOUNTED ON THE UPPER SURFACE OF SAID FACE PLATE; A FIRST ARM EXTENDING RADIALLY OVER THE UPPER SURFACE OF SAID DIAL CARD; A SECOND, SHORTER ARM EXTENDING RADIALLY OVER SAID UPPER SURFACE OF SAID DIAL CARD ABOVE SAID FIRST ARM; MEANS RETAINING SAID FIRST AND SECOND ARMS IN POSITION ON SAID FACE PLATE; SAID RETAINING MEANS PERMITTING SAID FIRST AND SECOND ARM TO BE MOVED MANUALLY, INDEPENDENTLY OF EACH OTHER AND OF SAID DIAL CARD, AND HOLDING SAID FIRST AND SECOND ARMS IN THEIR SELECTED POSITIONS UPON REMOVAL OF MANUAL PRESSURE; FIRST POINTER MEANS ATTACHED TO THE OUTER END OF SAID SECOND ARM; A MOVING DISC; THE PERIPHERY OF SAID MOVING DISC BEING SUBDIVIDED AND SAID SUBDIVISIONS REGISTERING SUCCESSIVELY WITH SAID FIRST POINTER; A MOVING ARM EXTENDING RADIALLY OVER SAID FACE PLATE ABOVE SAID FIRST ARM AND SAID MOVING DISC; MEANS RETAINING SAID MOVING ARM AND SAID MOVING DISC CENTRED OVER SAID DIAL CARD AND PERMITTING SAID MOVING ARM AND SAID MOVING DISC TO BE MOVED MANUALLY, INDEPENDENTLY OF EACH OTHER; A DRIVE MEANS COMMON TO SAID MOVING ARM AND SAID MOVING DISC CAUSING THEM TO ROTATE
Claim 2
Dependent Claim
198 words
A FLIGHT NAVIGATION INSTRUMENT INCLUDING A FACE PLATE; A DIAL CARD MOUNTED ON THE UPPER SURFACE OF SAID FACE PLATE; A FIRST ARM EXTENDING RADIALLY OVER THE UPPER SURFACE OF SAID DIAL CARD; A SECOND, SHORTER ARM EXTENDING RADIALLY OVER SAID UPPER SURFACE OF SAID DIAL CARD ABOVE SAID FIRST ARM; MEANS RETAINING SAID FIRST AND SECOND ARMS IN POSITION ON SAID FACE PLATE; SAID RETAINING MEANS PERMITTING SAID FIRST AND SECOND ARM TO BE MOVED MANUALLY, INDEPENDENTLY OF EACH OTHER AND OF SAID DIAL CARD, AND HOLDING SAID FIRST AND SECOND ARMS IN THEIR SELECTED POSITIONS UPON REMOVAL OF MANUAL PRESSURE; FIRST POINTER MEANS ATTACHED TO THE OUTER END OF SAID SECOND ARM; A MOVING DISC; THE PERIPHERY OF SAID MOVING DISC BEING SUBDIVIDED AND SAID SUBDIVISIONS REGISTERING SUCCESSIVELY WITH SAID FIRST POINTER; A MOVING ARM EXTENDING RADIALLY OVER SAID FACE PLATE ABOVE SAID FIRST ARM AND SAID MOVING DISC; MEANS RETAINING SAID MOVING ARM AND SAID MOVING DISC CENTRED OVER SAID DIAL CARD AND PERMITTING SAID MOVING ARM AND SAID MOVING DISC TO BE MOVED MANUALLY, INDEPENDENTLY OF EACH OTHER; A DRIVE MEANS COMMON TO SAID MOVING ARM AND SAID MOVING DISC CAUSING THEM TO ROTATE
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |