Patent US3146669A successfully refreshed from Google Patents.
US3146669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible nozzle exit cone for tube launched missile
Assignee: Individual
•
Filing: 1962-10-24
•
Granted: 1964-09-01
•
Expires: 1982-10-24
Abstract
No abstract record available.
Inventors
- 👤 Calvin J Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:05
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/97; F02K9/976
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN COMBINATION WITH A MISSILE MOUNTED WITHIN A LAUNCHING TUBE, SAID MISSILE HAVING A BODY PORTION AND A BASE CONE AT ONE END THEREOF, THE IMPROVEMENT COMPRISING: A PLURALITY OF RESILIENT FLAPS SECURED IN OVERLAPPING RELATIONSHIP TO FORM A HOLLOW CONICALLY SHAPED NOZZLE SECURED AT THE MINIMUM DIAMETER THEREOF TO SAID BASE CONE, SAID NOZZLE BEING COLLAPSIBLE WITHIN SAID TUBE TO A DIAMETER EQUAL TO OR LESS THAN THE OUTER DIAMETER OF SAID MISSILE AND EXPANSIBLE UPON REMOVAL FROM SAID TUBE TO A DIAMETER GREATER THAN THE OUTER DIAMETER OF SAID MISSILE, LIMITING MEANS SECURED ABOUT SAID FLAPS FOR LIMITING THE MAXIMUM DIAMETER THEREOF AFTER REMOVAL FROM SAID TUBE AND LOCKING MEANS ATTACHED TO SAID FLAPS FOR MAINTAINING SAID FLAPS AT SAID MAXIMUM DIAMETER.
Claim 2
Dependent Claim
124 words
IN COMBINATION WITH A MISSILE MOUNTED WITHIN A LAUNCHING TUBE, SAID MISSILE HAVING A BODY PORTION AND A BASE CONE AT ONE END THEREOF, THE IMPROVEMENT COMPRISING: A PLURALITY OF RESILIENT FLAPS SECURED IN OVERLAPPING RELATIONSHIP TO FORM A HOLLOW CONICALLY SHAPED NOZZLE SECURED AT THE MINIMUM DIAMETER THEREOF TO SAID BASE CONE, SAID NOZZLE BEING COLLAPSIBLE WITHIN SAID TUBE TO A DIAMETER EQUAL TO OR LESS THAN THE OUTER DIAMETER OF SAID MISSILE AND EXPANSIBLE UPON REMOVAL FROM SAID TUBE TO A DIAMETER GREATER THAN THE OUTER DIAMETER OF SAID MISSILE, LIMITING MEANS SECURED ABOUT SAID FLAPS FOR LIMITING THE MAXIMUM DIAMETER THEREOF AFTER REMOVAL FROM SAID TUBE AND LOCKING MEANS ATTACHED TO SAID FLAPS FOR MAINTAINING SAID FLAPS AT SAID MAXIMUM DIAMETER.
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |