US3254483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing nozzle
Assignee: Eberspaecher Climate Control Systems GmbH and Co KG
•
Filing: 1962-08-24
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Granted: 1966-06-07
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Expires: 1982-08-24
Abstract
No abstract record available.
Inventors
- 👤 Martin Herbert
- 👤 Adolph Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:05
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/30; F01N13/00; F01N13/009; F01N3/18; F01N3/22; F01N3/26; F01N2230/00; F01N2230/04; F01N2250/00; F01N2250/04; F01N2390/00; F01N2390/06; F01N2470/00; F01N2470/30; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN AN INTERNAL COMBUSTION ENGINE EXHAUST PIPE, SAID PIPE INCLUDING A FIRST PIPE SECTION HAVING A CONSTRICTED PORTION TERMINATING AT ITS NARROWEST POINT IN AN OPENING DIRECTED DOWNSTREAMWARD, A SECOND PIPE SECTION HAVING A PART SURROUNDED AND SPACED FROM SAID CONSTRICTED PORTION AND A CONTINUATION OF SUCH PART IN A DOWNSTREAM DIRECTION, SAID PART HAVING AT LEAST ONE INTAKE OPENING TO THE OUTSIDE FOR THE ADMISSION OF AIR POSITIONED LATERALLY OF SAID CONSTRICTED PORTION, AN ELONGATED SOLID DISPLACEMENT ELEMENT HAVING ITS DOWNSTREAM END TAPERING SUBSTANTIALLY TO A POINT AND HAVING A ROUNDED UPSTREAM END, AND MEANS SUPPORTING SAID ELEMENT ADJACENT AND EXTENDING PARTLY INTO THE CONSTRICTED PORTION OF THE EXHAUST PIPE FOR MOVEMENT AXIALLY THEREIN TO VARY THE EFFECTIVE OPENING OF THE PIPE.
Claim 2
Dependent Claim
123 words
IN AN INTERNAL COMBUSTION ENGINE EXHAUST PIPE, SAID PIPE INCLUDING A FIRST PIPE SECTION HAVING A CONSTRICTED PORTION TERMINATING AT ITS NARROWEST POINT IN AN OPENING DIRECTED DOWNSTREAMWARD, A SECOND PIPE SECTION HAVING A PART SURROUNDED AND SPACED FROM SAID CONSTRICTED PORTION AND A CONTINUATION OF SUCH PART IN A DOWNSTREAM DIRECTION, SAID PART HAVING AT LEAST ONE INTAKE OPENING TO THE OUTSIDE FOR THE ADMISSION OF AIR POSITIONED LATERALLY OF SAID CONSTRICTED PORTION, AN ELONGATED SOLID DISPLACEMENT ELEMENT HAVING ITS DOWNSTREAM END TAPERING SUBSTANTIALLY TO A POINT AND HAVING A ROUNDED UPSTREAM END, AND MEANS SUPPORTING SAID ELEMENT ADJACENT AND EXTENDING PARTLY INTO THE CONSTRICTED PORTION OF THE EXHAUST PIPE FOR MOVEMENT AXIALLY THEREIN TO VARY THE EFFECTIVE OPENING OF THE PIPE.
References Cited (Backward Citations)
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FR538391A
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US1789812A
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US2203554A
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US2391306A
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US2747976A
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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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |