Patent US3254737A successfully refreshed from Google Patents.
US3254737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle power steering system
Assignee: AIR O MATIC POWER STEER CORP
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Filing: 1962-07-19
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Granted: 1966-06-07
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Expires: 1982-07-19
Abstract
No abstract record available.
Inventors
- 👤 George F Wichmann
- 👤 Homer A Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:48
CPC Classifications
B; B62; B62D; B62D5/00; B62D5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
IN A DRAG LINK ASSEMBLY OPERATIVELY CONNECTED AT ONE END TO A MANUALLY OPERABLE STEERING WHEEL, AT ITS OTHER END TO VEHICLE WHEELS, AND ELECTRICALLY CONNECTED TO POWER MEANS FOR PROVIDING AN ASSIST FOR TURNING THE VEHICLE WHEELS, MEANS FOR INITIATING ELECTRICAL ACTIVATION OF THE POWER MEANS COMPRISING: AND ELECTRICALLY CONDUCTIVE PROJECTING EXTENSION FIXED AT EACH END OF THE DRAG LINK ASSEMBLY FORMING AN ELECTRICAL GROUND AT ONE SIDE OF EACH POWER MEANS; AN ELECTRICALLY CONDUCTING PART AT EACH END OF SAID DRAG LINK ASSEMBLY MOVABLE WITH RESPECT THERETO AND SPACED ELECTRICALLY FROM SAID PROJECTING EXTENSIONS, EACH OF SAID PARTS FORMING AN ELECTRICAL CONNECTION TO THE OTHER SIDE OF SAID POWER MEANS AND EACH PART BEING URGED AWAY FROM AN ADJACENT ONE OF SAID PROJECTING EXTENSIONS; AND MEANS RESPONSIVE TO ROTATION OF THE STEERING WHEEL IN ONE DIRECTION FOR MOVING ONE OF SAID PROJECTING EXTENSIONS INTO ELECTRICAL ENGAGEMENT WITH ONE OF SAID ELECTRICALLY CONDUCTING PARTS OF ACTIVATE SAID POWER MEANS FOR
Claim 2
Dependent Claim
161 words
IN A DRAG LINK ASSEMBLY OPERATIVELY CONNECTED AT ONE END TO A MANUALLY OPERABLE STEERING WHEEL, AT ITS OTHER END TO VEHICLE WHEELS, AND ELECTRICALLY CONNECTED TO POWER MEANS FOR PROVIDING AN ASSIST FOR TURNING THE VEHICLE WHEELS, MEANS FOR INITIATING ELECTRICAL ACTIVATION OF THE POWER MEANS COMPRISING: AND ELECTRICALLY CONDUCTIVE PROJECTING EXTENSION FIXED AT EACH END OF THE DRAG LINK ASSEMBLY FORMING AN ELECTRICAL GROUND AT ONE SIDE OF EACH POWER MEANS; AN ELECTRICALLY CONDUCTING PART AT EACH END OF SAID DRAG LINK ASSEMBLY MOVABLE WITH RESPECT THERETO AND SPACED ELECTRICALLY FROM SAID PROJECTING EXTENSIONS, EACH OF SAID PARTS FORMING AN ELECTRICAL CONNECTION TO THE OTHER SIDE OF SAID POWER MEANS AND EACH PART BEING URGED AWAY FROM AN ADJACENT ONE OF SAID PROJECTING EXTENSIONS; AND MEANS RESPONSIVE TO ROTATION OF THE STEERING WHEEL IN ONE DIRECTION FOR MOVING ONE OF SAID PROJECTING EXTENSIONS INTO ELECTRICAL ENGAGEMENT WITH ONE OF SAID ELECTRICALLY CONDUCTING PARTS OF ACTIVATE SAID POWER MEANS FOR
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |