US3097483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instantaneous and simultaneous propellant shutoff
Assignee: —
•
Filing: —
•
Granted: 1963-07-16
•
Expires: 1980-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:38
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/56; F02K9/58; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2642; Y10T137/2645; Y10T137/265; Y10T137/2668; Y10T137/268; Y10T137/8593; Y10T137/8597; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A VALUE SYSTEM FOR PROVIDING INSTANTANEOUS AND SIMULTANEOUS PROPELLANT SHUTOFF IN A BIPROPELLANT FLOW SYSTEM COMPRISING A PAIR OF CYLINDERS, A PISTON ARRANGED FOR RECIPROCATING MOVEMENT IN EACH OF SAID CYLINDERS, A PISTON ROD CONNECTED WITH EACH OF SAID PISTONS AND EXTENDING THROUGH ITS CYLINDER, MEANS CONNECTED WITH SAID PISTON RODS FOR YOKING SAID PISTONS FOR SIMULTANEOUS MOVEMENT A SEPARATE SOURCE OF FLUID FOR EACH OF SAID CYLINDERS, EACH SOURCE HAVING A CONDUIT CONNECTED WITH ONE END OF A CYLINDER, BYPASS LINES CONNECTED BETWEEN EACH OF SAID SOURCE CONDUITS AND THE OTHER END OF ITS CYLINDER, VALVE MEANS WITHIN EACH OF SAID SOURCE CONDUITS DOWNSTREAM FROM THE CONNECTION WITH SAID BYPASS LINES FOR CONTROLLING FLUID FLOW, PNEUMATIC MEANS CONNECTED WITH SAID MEANS FOR YOKING TO CONTROL MOVEMENT OF SAID PISTONS IN ONE DIRECTION, AND CONDUIT MEANS CONNECTING SAID ONE END OF SAID CYLINDERS WITH A COMBUSTION CHAMBER.
Claim 2
Dependent Claim
147 words
A VALUE SYSTEM FOR PROVIDING INSTANTANEOUS AND SIMULTANEOUS PROPELLANT SHUTOFF IN A BIPROPELLANT FLOW SYSTEM COMPRISING A PAIR OF CYLINDERS, A PISTON ARRANGED FOR RECIPROCATING MOVEMENT IN EACH OF SAID CYLINDERS, A PISTON ROD CONNECTED WITH EACH OF SAID PISTONS AND EXTENDING THROUGH ITS CYLINDER, MEANS CONNECTED WITH SAID PISTON RODS FOR YOKING SAID PISTONS FOR SIMULTANEOUS MOVEMENT A SEPARATE SOURCE OF FLUID FOR EACH OF SAID CYLINDERS, EACH SOURCE HAVING A CONDUIT CONNECTED WITH ONE END OF A CYLINDER, BYPASS LINES CONNECTED BETWEEN EACH OF SAID SOURCE CONDUITS AND THE OTHER END OF ITS CYLINDER, VALVE MEANS WITHIN EACH OF SAID SOURCE CONDUITS DOWNSTREAM FROM THE CONNECTION WITH SAID BYPASS LINES FOR CONTROLLING FLUID FLOW, PNEUMATIC MEANS CONNECTED WITH SAID MEANS FOR YOKING TO CONTROL MOVEMENT OF SAID PISTONS IN ONE DIRECTION, AND CONDUIT MEANS CONNECTING SAID ONE END OF SAID CYLINDERS WITH A COMBUSTION CHAMBER.
References Cited (Backward Citations)
US2919543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |