US3237584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering aid assembly
Assignee: Individual
•
Filing: 1963-11-21
•
Granted: 1966-03-01
•
Expires: 1983-11-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Howard W Keithley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:17
CPC Classifications
G; G01; G01C; G01C17/00; G01C17/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A STEERING AID ASSEMBLY FOR A VEHICLE COMPRISING A COMPASS HAVING A ROTATABLE HEADING INDICATING BODY, SUPPORT MEANS FOR SAID BODY TO PERMIT ROTATION RELATIVE TO THE VEHICLE IN ACCORDANCE WITH CHANGES IN HEADING OF THE VEHICLE, HEADING SELECTOR MEANS MOVABLY SUPPORTED WITHIN SAID ASSEMBLY AND OPERABLE BY PRESELECTED ROTATIONAL MOVEMENT OF SAID BODY TO MOVE SAID SELECTOR MEANS, SAID HEADING SELECTOR MEANS BEING MOVABLE INTO AND OUT OF CONTACT WITH SAID BODY TO PERMIT PREDETERMINED FREE MOVEMENT OF SAID BODY, MOVEMENT SENSING MEANS SECURED TO SAID ASSEMBLY TO DETECT PREDETERMINED MOVEMENTS OF SAID SELECTOR MEANS WHEN MOVED BY SAID BODY DUE TO HEADING CHANGES OF SAID VEHICLE, AND SIGNAL MEANS CONNECTED TO SAID SENSING MEANS TO SIGNAL PRESELECTED MAGNITUDES OF SAID CHANGES IN HEADING.
Claim 2
Dependent Claim
125 words
A STEERING AID ASSEMBLY FOR A VEHICLE COMPRISING A COMPASS HAVING A ROTATABLE HEADING INDICATING BODY, SUPPORT MEANS FOR SAID BODY TO PERMIT ROTATION RELATIVE TO THE VEHICLE IN ACCORDANCE WITH CHANGES IN HEADING OF THE VEHICLE, HEADING SELECTOR MEANS MOVABLY SUPPORTED WITHIN SAID ASSEMBLY AND OPERABLE BY PRESELECTED ROTATIONAL MOVEMENT OF SAID BODY TO MOVE SAID SELECTOR MEANS, SAID HEADING SELECTOR MEANS BEING MOVABLE INTO AND OUT OF CONTACT WITH SAID BODY TO PERMIT PREDETERMINED FREE MOVEMENT OF SAID BODY, MOVEMENT SENSING MEANS SECURED TO SAID ASSEMBLY TO DETECT PREDETERMINED MOVEMENTS OF SAID SELECTOR MEANS WHEN MOVED BY SAID BODY DUE TO HEADING CHANGES OF SAID VEHICLE, AND SIGNAL MEANS CONNECTED TO SAID SENSING MEANS TO SIGNAL PRESELECTED MAGNITUDES OF SAID CHANGES IN HEADING.
References Cited (Backward Citations)
US1228364A
Cited
US1406405A
Cited
US1488372A
Cited
US1939775A
Cited
US2068065A
Cited
US2504139A
Cited
US2796576A
Cited
US2864990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |