US3361180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire deflating control means
Assignee: Electro Hydraulics Ltd
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Filing: 1965-06-24
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Granted: 1968-01-02
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Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Neilson Christopher Berna Vere
- 👤 Henson Kenneth Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:51
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/001; B60C23/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A DYNAMICALLY BALANCED AIRCRAFT WHEEL AND TIRE ASSEMBLY COMPRISING TIRE DEFLATING CONTROL MEANS FOR EFFECTING DEFLATION OF THE TIRE TO A PREDETERMINED PRESSURE AND INCLUDING A FIRST NORMALLY CLOSED FLUID CONTROL VALVE AND A SECOND NORMALLY CLOSED FLUID CONTROL VALVE BOTH MOUNTED ON THE WHEEL AND BEING CONNECTED IN SERIES WITH EACH OTHER AND CONNECTING THE TIRE PRESSURE CHAMBER TO ATMOSPHERE; SOLENOID ACTIVATED OPERATOR CONTROLLED MEANS SELECTIVELY OPERABLE FOR EFFECTING OPENING OF SAID VALVES FOR PARTIALLY DEFLATING SAID TIRE; AND MEANS FOR CLOSING AT LEAST ONE OF SAID VALVES WHEN THE TIRE PRESSURE HAS BEEN REDUCED TO A PREDETERMINED PRESSURE.
Claim 2
Dependent Claim
100 words
A DYNAMICALLY BALANCED AIRCRAFT WHEEL AND TIRE ASSEMBLY COMPRISING TIRE DEFLATING CONTROL MEANS FOR EFFECTING DEFLATION OF THE TIRE TO A PREDETERMINED PRESSURE AND INCLUDING A FIRST NORMALLY CLOSED FLUID CONTROL VALVE AND A SECOND NORMALLY CLOSED FLUID CONTROL VALVE BOTH MOUNTED ON THE WHEEL AND BEING CONNECTED IN SERIES WITH EACH OTHER AND CONNECTING THE TIRE PRESSURE CHAMBER TO ATMOSPHERE; SOLENOID ACTIVATED OPERATOR CONTROLLED MEANS SELECTIVELY OPERABLE FOR EFFECTING OPENING OF SAID VALVES FOR PARTIALLY DEFLATING SAID TIRE; AND MEANS FOR CLOSING AT LEAST ONE OF SAID VALVES WHEN THE TIRE PRESSURE HAS BEEN REDUCED TO A PREDETERMINED PRESSURE.
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) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |