Patent US3216357A successfully refreshed from Google Patents.
US3216357A
Expired / Lapsed
US
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Thrust reversal system
Assignee: Individual
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Filing: 1960-04-01
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Granted: 1965-11-09
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Expires: 1980-04-01
Abstract
No abstract record available.
Inventors
- 👤 John P Mertens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:47
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/92; F42; F42B; F42B15/00; F42B15/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A MISSILE COMPRISING A WARHEAD, A FUEL CHAMBER DETACHABLY CONNECTED TO SAID WARHEAD, A FIRST COMPARTMENT IN SAID FUEL CHAMBER FOR BURNING AN IGNITABLE FUEL, SAID FIRST COMPARTMENT BEING FORMED WITH A REARWARDLY DIRECTED OPENING FOR DISCHARGING THE GASEOUS PRODUCTS OF THE FUEL COMBUSTION TO PRODUCE A MISSILE DRIVING THRUST, A SECOND COMPARTMENT IN SAID FUEL CHAMBER FORMED WITH A PLURALITY OF FORWARDLY DIRECTED PORTS, MEANS FORMING A SINGLE OPENING FOR COMMUNICATING THE GASEOUS PRODUCTS OF SAID FIRST COMPARTMENT WITH SAID SECOND COMPARTMENT, MEANS NORMALLY CLOSING SAID COMMUNICATING OPENING COMPRISING A PISTON VALVE, AND MEANS FOR INITIATING THE OPENING OF SAID CLOSING MEANS TO ESTABLISH AN OUTLET FOR THE BURNING GASES THROUGH THE PORTS IN SAID SCOND CHAMBER WHICH PRODUCE THE THRUST OPPOSITE IN DIRECTION TO THE NORMAL MISSILE DRIVING THRUST WHEREBY THE FUEL CHAMBER IS DECELERATED.
Claim 2
Dependent Claim
137 words
A MISSILE COMPRISING A WARHEAD, A FUEL CHAMBER DETACHABLY CONNECTED TO SAID WARHEAD, A FIRST COMPARTMENT IN SAID FUEL CHAMBER FOR BURNING AN IGNITABLE FUEL, SAID FIRST COMPARTMENT BEING FORMED WITH A REARWARDLY DIRECTED OPENING FOR DISCHARGING THE GASEOUS PRODUCTS OF THE FUEL COMBUSTION TO PRODUCE A MISSILE DRIVING THRUST, A SECOND COMPARTMENT IN SAID FUEL CHAMBER FORMED WITH A PLURALITY OF FORWARDLY DIRECTED PORTS, MEANS FORMING A SINGLE OPENING FOR COMMUNICATING THE GASEOUS PRODUCTS OF SAID FIRST COMPARTMENT WITH SAID SECOND COMPARTMENT, MEANS NORMALLY CLOSING SAID COMMUNICATING OPENING COMPRISING A PISTON VALVE, AND MEANS FOR INITIATING THE OPENING OF SAID CLOSING MEANS TO ESTABLISH AN OUTLET FOR THE BURNING GASES THROUGH THE PORTS IN SAID SCOND CHAMBER WHICH PRODUCE THE THRUST OPPOSITE IN DIRECTION TO THE NORMAL MISSILE DRIVING THRUST WHEREBY THE FUEL CHAMBER IS DECELERATED.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |