US3147592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrazine gas generator
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1960-08-01
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Granted: 1964-09-08
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Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Leslie C Rose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:52
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
230 words
A GAS GENERATION SYSTEM ADAPTED FOR USE AS A POWER SOURCE FOR MISSILES AND THE LIKE COMPRISING: A PRESSURIZABLE SOURCE OF HYDRAZINE; A PRESSURIZABLE SOURCE OF AN OXIDIZER HYPERGOLICALLY REACTIVE WITH HYDRAZINE; A HOUSING DEFINING A HYDRAZINE DISASSOCIATION CHAMBER HAVING A GAS DISCHARGE OUTLET; FIRST CONDUIT MEANS COMMUNICATING THE SOURCE OF HYDRAZINE WITH A MANIFOLD IN SAID HOUSING; INJECTION MEANS COMMUNICATING SAID MANIFOLD WITH SAID CHAMBER; SECOND CONDUIT MEANS COMMUNICATING THE SOURCE OF HYDRAZINE WITH THE CHAMBER; THIRD CONDUIT MEANS COMMUNICATING THE SOURCE OF OXIDIZER WITH THE CHAMBER; SECOND CONDUIT MEANS COMMUNICATING THE SOURCE OF HYDRAZINE WITH THE CHAMBER; THIRD CONDUIT MEANS COMMUNICATING THE SOURCE OF OXIDIZER WITH THE CHAMBER; SELECTIVELY OPERABLE VALVE MEANS FOR CONTROLLING PRESSURIZED FLOW OF THE OXIDIZER AND HYDRAZINE IN THE RESPECTIVE THIRD AND SECOND CONDUIT MEANS TO SAID CHAMBER WHEREBY A PORTION OF SAID HYDRAZINE MAY BE INTRODUCED INTO SAID CHAMBER THROUGH SAID SECOND CONDUIT MEANS AND SAID OXIDIZER MAY BE INTRODUCED INTO THE CHAMBER TO INITIATE HYDRAZINE DISASSOCIATION HYPERGOLICALLY AND, ONCE HYDRAZINE DISASSOCIATION IS ESTABLISHED, HYDRAZINE MAY BE INTRODUCED THROUGH SAID FIRST CONDUIT MEANS AND SAID MANIFOLD INTO SAID CHAMBER; MEANS FOR SELECTIVELY CONTROLLING OPERATION OF SAID VALVE MEANS AND OPERATIVE TO CUT-OFF THE SUPPLY OF OXIDIZER AFTER HYDRAZINE DISASSOCIATION IS ESTABLISHED; AND NON-REACTIVE METAL COIL HYDRAZINE DISASSOCIATION CATALYZERS IN SAID DISASSOCIATION CHAMBER FOR CATALYTICALLY MAINTAINING HYDRAZINE DISASSOCIATION AFTER SAID DISASSOCIATION IS HYRPERGOLICALLY ESTABLISHED.
Claim 2
Dependent Claim
230 words
A GAS GENERATION SYSTEM ADAPTED FOR USE AS A POWER SOURCE FOR MISSILES AND THE LIKE COMPRISING: A PRESSURIZABLE SOURCE OF HYDRAZINE; A PRESSURIZABLE SOURCE OF AN OXIDIZER HYPERGOLICALLY REACTIVE WITH HYDRAZINE; A HOUSING DEFINING A HYDRAZINE DISASSOCIATION CHAMBER HAVING A GAS DISCHARGE OUTLET; FIRST CONDUIT MEANS COMMUNICATING THE SOURCE OF HYDRAZINE WITH A MANIFOLD IN SAID HOUSING; INJECTION MEANS COMMUNICATING SAID MANIFOLD WITH SAID CHAMBER; SECOND CONDUIT MEANS COMMUNICATING THE SOURCE OF HYDRAZINE WITH THE CHAMBER; THIRD CONDUIT MEANS COMMUNICATING THE SOURCE OF OXIDIZER WITH THE CHAMBER; SECOND CONDUIT MEANS COMMUNICATING THE SOURCE OF HYDRAZINE WITH THE CHAMBER; THIRD CONDUIT MEANS COMMUNICATING THE SOURCE OF OXIDIZER WITH THE CHAMBER; SELECTIVELY OPERABLE VALVE MEANS FOR CONTROLLING PRESSURIZED FLOW OF THE OXIDIZER AND HYDRAZINE IN THE RESPECTIVE THIRD AND SECOND CONDUIT MEANS TO SAID CHAMBER WHEREBY A PORTION OF SAID HYDRAZINE MAY BE INTRODUCED INTO SAID CHAMBER THROUGH SAID SECOND CONDUIT MEANS AND SAID OXIDIZER MAY BE INTRODUCED INTO THE CHAMBER TO INITIATE HYDRAZINE DISASSOCIATION HYPERGOLICALLY AND, ONCE HYDRAZINE DISASSOCIATION IS ESTABLISHED, HYDRAZINE MAY BE INTRODUCED THROUGH SAID FIRST CONDUIT MEANS AND SAID MANIFOLD INTO SAID CHAMBER; MEANS FOR SELECTIVELY CONTROLLING OPERATION OF SAID VALVE MEANS AND OPERATIVE TO CUT-OFF THE SUPPLY OF OXIDIZER AFTER HYDRAZINE DISASSOCIATION IS ESTABLISHED; AND NON-REACTIVE METAL COIL HYDRAZINE DISASSOCIATION CATALYZERS IN SAID DISASSOCIATION CHAMBER FOR CATALYTICALLY MAINTAINING HYDRAZINE DISASSOCIATION AFTER SAID DISASSOCIATION IS HYRPERGOLICALLY ESTABLISHED.
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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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |