US3196977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound attenuation control means including diffuser for high velocity streams
Assignee: Industrial Acoustics Co Inc
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Filing: 1960-04-27
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Granted: 1965-07-27
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Expires: 1980-04-27
Abstract
No abstract record available.
Inventors
- 👤 Guy J Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:14
CPC Classifications
F; F01; F01N; F01N1/00; F01N1/08; F01N1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN APPARATUS FOR CONTROLLING THE EFFLUENCE OF A HIGHVELOCITY STREAM AT 0.4 MACH OR GREATER FROM DISCHARGE MEANS, MEANS FOR DIFFUSING SAID STREAM, FOR PREVENTING THE GENERATION OF NOISE AND FOR ATTENUATING NOISE ASSOCIATED WITH SAID STREAM, PARTICULARLY LOW-FREQUENCY COMPONENTS THEREOF, COMPRISNGING A CASIANG LINED WITH ACOUSTIC ABSORBENT MATERIAL AND HAVING AN INLET SECTION ADAPTED TO ENCLOSE SAID DISCHARGE MEANS, AND A PLURALITY OF NESTED PERFORATED CONICAL MEMBERS THE APEXES OF WHICH POINT IN THE DISRECTION OF MOVEMENT OF SAID STREAM, SAID MEMBERS BEING MOUNTED IN SAID INLET SECTION IN A POSITION TO BE DIRECTLY AND SUCDESSIVELY IMPACTED BY SAID STREAM.
Claim 2
Dependent Claim
101 words
IN APPARATUS FOR CONTROLLING THE EFFLUENCE OF A HIGHVELOCITY STREAM AT 0.4 MACH OR GREATER FROM DISCHARGE MEANS, MEANS FOR DIFFUSING SAID STREAM, FOR PREVENTING THE GENERATION OF NOISE AND FOR ATTENUATING NOISE ASSOCIATED WITH SAID STREAM, PARTICULARLY LOW-FREQUENCY COMPONENTS THEREOF, COMPRISNGING A CASIANG LINED WITH ACOUSTIC ABSORBENT MATERIAL AND HAVING AN INLET SECTION ADAPTED TO ENCLOSE SAID DISCHARGE MEANS, AND A PLURALITY OF NESTED PERFORATED CONICAL MEMBERS THE APEXES OF WHICH POINT IN THE DISRECTION OF MOVEMENT OF SAID STREAM, SAID MEMBERS BEING MOUNTED IN SAID INLET SECTION IN A POSITION TO BE DIRECTLY AND SUCDESSIVELY IMPACTED BY SAID STREAM.
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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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |