US3270835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for suppressing sound and heat produced by high-velocity exhaust jets
Assignee: Individual
•
Filing: 1964-06-16
•
Granted: 1966-09-06
•
Expires: 1984-06-16
Abstract
No abstract record available.
Inventors
- 👤 Kramer Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:42
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A DEVICE FOR SUPPRESSING SOUND AND HEAT PRODUCED BY THE EXHAUST JET OF REACTIVE PROPULSION ENGINES COMPRISING: (A) A VENTURI-SHAPED PASSAGE FOR RECEIVING AN ENGINE''S EXHAUST JET UPON ISSUANCE FROM THE ENGINE; (B) SAID PASSAGE HAVING AN ENTRANCE END AND AN EXIT END FOR THE EXHAUST JET; (C) A WALLED DEFLECTOR SECTION; (D) THE EXIT END OF SAID PASSAGE OPENING INTO SAID DEFLECTOR SECTION; (E) MEANS FOR SUPPORTING A RESERVOIR OF WATER ADJACENT SAID ENTRANCE END OF SAID PASSAGE; (F) SAID MEANS INCLUDING A CONTAINER HAVING A PERIPHERY SPACED FROM AND EXTENDING AROUND SAID ENTRANCE END OF SAID PASSAGE; (G) A COMMUNICATION BETWEEN SAID WATER AND SAID ENTRANCE END OF SAID PASSAGE WHEREBY SAID WATER MAY BE PUMPED INTO SAID PASSAGE BY FORCE EXERTED BY THE EXHAUST JET.
Claim 2
Independent Claim
128 words
A DEVICE FOR SUPPRESSING SOUND AND HEAT PRODUCED BY THE EXHAUST JET OF REACTIVE PROPULSION ENGINES COMPRISING: (A) A VENTURI-SHAPED PASSAGE FOR RECEIVING AN ENGINE''S EXHAUST JET UPON ISSUANCE FROM THE ENGINE; (B) SAID PASSAGE HAVING AN ENTRANCE END AND AN EXIT END FOR THE EXHAUST JET; (C) A WALLED DEFLECTOR SECTION; (D) THE EXIT END OF SAID PASSAGE OPENING INTO SAID DEFLECTOR SECTION; (E) MEANS FOR SUPPORTING A RESERVOIR OF WATER ADJACENT SAID ENTRANCE END OF SAID PASSAGE; (F) SAID MEANS INCLUDING A CONTAINER HAVING A PERIPHERY SPACED FROM AND EXTENDING AROUND SAID ENTRANCE END OF SAID PASSAGE; (G) A COMMUNICATION BETWEEN SAID WATER AND SAID ENTRANCE END OF SAID PASSAGE WHEREBY SAID WATER MAY BE PUMPED INTO SAID PASSAGE BY FORCE EXERTED BY THE EXHAUST JET.
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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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |