Patent US3119302A successfully refreshed from Google Patents.
US3119302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas sealed explosive propelling arrangement
Assignee: Textron Systems Corp
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Filing: 1961-06-05
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Granted: 1964-01-28
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Expires: 1981-06-05
Abstract
No abstract record available.
Inventors
- 👤 Irwin R Barr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:50
CPC Classifications
F; F42; F42B; F42B15/00; F42B15/36; F16; F16B; F16B31/00; F16B31/005; F42B3/00; F42B3/006; Y; Y10; Y10S; Y10S30/00; Y10S30/04; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49806; Y10T29/49815; Y10T29/49821; Y10T29/49822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A GAS SEALED PROPELLING ARRANGEMENT COMPRISING A CASING HAVING A BORE FORMED THEREIN; A CUP-SHAPED DIAPHRAGM SEAL HAVING A LONGITUDINALLY EXTENDING TUBULAR BODY PORTION CLOSED AT ONE END AND EXTENDING LENGTHWISE ALONG A PROTION OF THE LENGTH OF SAID BORE, A TRANSVERSELY OPPOSITE END OF SAID TUBULAR BODY PORTION, AND MEANS CONNECTING SAID OUTFOLDED END PORTION TO SAID CASING IN SUBSTNTIALLY GAS PRESSURE SEALING RELATION; EXPLOSIVE CHARGE GAS PRESSURE GENERATING MEANS ADJACENT SAID ONE CLOSED END OF SAID CUP-SHAPED DIAPHRAGM SEAL, AN ANNULAR PRESSURE SEAL UNIT MOUNTED AT SAID ONE CLOSED END OF AND IN CONTACT WITH SAID DIAPHRAGM SEAL EXTENDING TRANSVERSELY BEYOND THE END FACE OF SAID CLOSED END TO SUBSTANTIALLY SEAL SAID EXPLOSIVE CHARGE GAS PRESSURE GENERATING MEANS FROM THE ZONE RADIALLY EXTERNAL OF THE CIRCUMFERENTIALLY OUTER WALL OF SAID TUBULAR BODY PORTION, WHEREBY UPON ACTUATION OF SAID EXPLOSIVE CHARGE GAS PRESSURE GENERATING MEANS THE EXPLOSIVE GAS PRESSURE ACTION ON SAID TUBULAR PORTION OF SAID DIAPHRAGM IS SUBSTANTIALLY RESTRICTED TO ENDWISE THRUST ON SAID CLOSED END OF SAID TUBULAR PORTION DURING AT LEAST THE INITIAL PORTION OF ENDWISE LONGITUDINAL MOVEMENT OF SAID DIAPHRAGM, AND A LONGITUDINALLY PROPELLABLE CHARGE OF MATERIAL DISPOSED WITHIN AND CARRIED BY SAID TUBULAR PORTION OF SAID DIAPHRAGM.
Claim 2
Dependent Claim
203 words
A GAS SEALED PROPELLING ARRANGEMENT COMPRISING A CASING HAVING A BORE FORMED THEREIN; A CUP-SHAPED DIAPHRAGM SEAL HAVING A LONGITUDINALLY EXTENDING TUBULAR BODY PORTION CLOSED AT ONE END AND EXTENDING LENGTHWISE ALONG A PROTION OF THE LENGTH OF SAID BORE, A TRANSVERSELY OPPOSITE END OF SAID TUBULAR BODY PORTION, AND MEANS CONNECTING SAID OUTFOLDED END PORTION TO SAID CASING IN SUBSTNTIALLY GAS PRESSURE SEALING RELATION; EXPLOSIVE CHARGE GAS PRESSURE GENERATING MEANS ADJACENT SAID ONE CLOSED END OF SAID CUP-SHAPED DIAPHRAGM SEAL, AN ANNULAR PRESSURE SEAL UNIT MOUNTED AT SAID ONE CLOSED END OF AND IN CONTACT WITH SAID DIAPHRAGM SEAL EXTENDING TRANSVERSELY BEYOND THE END FACE OF SAID CLOSED END TO SUBSTANTIALLY SEAL SAID EXPLOSIVE CHARGE GAS PRESSURE GENERATING MEANS FROM THE ZONE RADIALLY EXTERNAL OF THE CIRCUMFERENTIALLY OUTER WALL OF SAID TUBULAR BODY PORTION, WHEREBY UPON ACTUATION OF SAID EXPLOSIVE CHARGE GAS PRESSURE GENERATING MEANS THE EXPLOSIVE GAS PRESSURE ACTION ON SAID TUBULAR PORTION OF SAID DIAPHRAGM IS SUBSTANTIALLY RESTRICTED TO ENDWISE THRUST ON SAID CLOSED END OF SAID TUBULAR PORTION DURING AT LEAST THE INITIAL PORTION OF ENDWISE LONGITUDINAL MOVEMENT OF SAID DIAPHRAGM, AND A LONGITUDINALLY PROPELLABLE CHARGE OF MATERIAL DISPOSED WITHIN AND CARRIED BY SAID TUBULAR PORTION OF SAID DIAPHRAGM.
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) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |