US3401634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocketwise propelled projectiles
Assignee: Supply
•
Filing: 1958-11-21
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Granted: 1968-09-17
•
Expires: 1978-11-21
Abstract
No abstract record available.
Inventors
- 👤 Martin John William
- 👤 Rosser Reginald John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:24
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/08; F02K9/10; F02K9/12; F02K9/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
A PROJECTILE MOTOR HAVING AN AXIAL LINE OF SYMMETRY COMPRISING, A FIRST TUBULAR CASING HAVING A DOMED REARWARD WALL, A REARWARDLY DIRECTED, DETACHABLE NOZZLE MOUNTED AXIALLY IN SAID DOMED WALL, A FIRST LINER ALONG THE INNER PERIPHERAL SURFACE OF SAID CASING, SAID FIRST LINER EXTENDING ALONG A SUBSTANTIAL PORTION OF THE INNER PERIPHERAL SURFACE OF SAID DOMED WALL, A SECOND LINER HAVING A THICKNESS GREATER THAN THAT OF SAID FIRST LINER AND EXTENDING ALONG THE INNER PERIPHERAL SURFACE OF SAID DOMED WALL, TO OVERLAP A PORTION OF THE REARWARD END OF SAID FIRST LINER, A SOLID CYLINDRICAL SUSTAINER CHARGE HAVING AN INHIBITIVE COATING IN SAID FIRST CASING, A SECOND TUBULAR CASING DETACHABLY ENGAGED TO THE REARWARD END OF SAID FIRST CASING, A LINER EXTENDING ALONG THE INNER PERIPHERAL SURFACE OF SAID SECOND CASING, A CYLINDRICAL INHIBITED BOOSTER CHARGE IN SAID SECOND CASING, SAID BOOSTER CHARGE HAVING AN AXIAL BORE OF CONSTANT DIAMETER THROUGHOUT ITS LENGTH AND PIERCING SAID BOOSTER CHARGE, A CYLINDRICAL CAP DETACHABLY SECURED OVER THE REARWARD END OF SAID SECOND CASING, A SERIES OF STABILIZING FINS INTEGRAL WITH SAID CAP, A REARWARDLY DIRECTED DETACHABLE NOZZLE MOUNTED AXIALLY IN THE REARWARD END OF SAID CAP, A WARHEAD DETACHABLY SECURED TO THE FORWARD END OF SAID SECOND CASING AND AN IGNITER FIXED TO THE REARWARD END OF SAID SUSTAINER CHARGE.
Claim 2
Dependent Claim
220 words
A PROJECTILE MOTOR HAVING AN AXIAL LINE OF SYMMETRY COMPRISING, A FIRST TUBULAR CASING HAVING A DOMED REARWARD WALL, A REARWARDLY DIRECTED, DETACHABLE NOZZLE MOUNTED AXIALLY IN SAID DOMED WALL, A FIRST LINER ALONG THE INNER PERIPHERAL SURFACE OF SAID CASING, SAID FIRST LINER EXTENDING ALONG A SUBSTANTIAL PORTION OF THE INNER PERIPHERAL SURFACE OF SAID DOMED WALL, A SECOND LINER HAVING A THICKNESS GREATER THAN THAT OF SAID FIRST LINER AND EXTENDING ALONG THE INNER PERIPHERAL SURFACE OF SAID DOMED WALL, TO OVERLAP A PORTION OF THE REARWARD END OF SAID FIRST LINER, A SOLID CYLINDRICAL SUSTAINER CHARGE HAVING AN INHIBITIVE COATING IN SAID FIRST CASING, A SECOND TUBULAR CASING DETACHABLY ENGAGED TO THE REARWARD END OF SAID FIRST CASING, A LINER EXTENDING ALONG THE INNER PERIPHERAL SURFACE OF SAID SECOND CASING, A CYLINDRICAL INHIBITED BOOSTER CHARGE IN SAID SECOND CASING, SAID BOOSTER CHARGE HAVING AN AXIAL BORE OF CONSTANT DIAMETER THROUGHOUT ITS LENGTH AND PIERCING SAID BOOSTER CHARGE, A CYLINDRICAL CAP DETACHABLY SECURED OVER THE REARWARD END OF SAID SECOND CASING, A SERIES OF STABILIZING FINS INTEGRAL WITH SAID CAP, A REARWARDLY DIRECTED DETACHABLE NOZZLE MOUNTED AXIALLY IN THE REARWARD END OF SAID CAP, A WARHEAD DETACHABLY SECURED TO THE FORWARD END OF SAID SECOND CASING AND AN IGNITER FIXED TO THE REARWARD END OF SAID SUSTAINER CHARGE.
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |