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US3759668A Expired / Lapsed US ⏱️ 0.0 years remaining

N engines after burner for re combustion of exhaust gases of internal combustio

Assignee: Toyota Motor Corp
•
Filing: 1971-10-14
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Granted: 1973-09-18
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Expires: 1991-10-14
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Abstract

Abstract AN AFTER-BURNER FOR RE-COMBUSTION OF UNBURNT COMPONENTS OF EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE, COMPRISING; A BURNER INCLUDING A MOUTH FOR PRODUCING AND SPOUTING FROM SAID MOUTH A JET FLAME SWIRLING ABOUT A LONGITUDINAL CENTER LINE OF SAID JET FLAME; A CHAMBER ASSOCIATED WITH THE BURNER FOR RECEIVING SAID JET FLAME, A LONGITUDINAL CENTER LINE OF SAID CHAMBER BEING PARALLEL TO SAID JET FLAME LONGITUDINAL CENTER LINE, THE CHAMBER HAVING AN END OPPOSITE TO THE BURNER; MEANS MOUNTED IN THE CHAMBER FOR INTRODUCING THE EXHAUST GASES INTO THE CHAMBER AND INDUCING THE EXHAUST GASES TO ROTATE ROUND THE JET FLAME; A DEVICE MOUNTED IN THE CHAMBER AND CONFRONTING THE MOUTH FOR DISPERSING THE JET FLAME RADIALLY WITH RESPECT TO THE CHAMBER AND THERBY MIXING THE JET FLAME WITH THE ROTATING EXHAUST GASES TO MAKE A MIXTURE THEREOF; AND AN OUTLET PIPE MOUNTED ON THE OPPOSITE END. THE UNBURNT COMPONENTS ARE BURNT WITHIN THE CHAMBER TO CLEAR THE EXHAUST GASES OF THE UNBURNT COMPONENTS AND THEN THE CLEARED EXHAUST GASES ARE DISCHARGED FROM THE CHAMBER THROUGH THE OUTLET PIPE. D R A W I N G

Inventors

  • 👤 M Yamada
  • 👤 H Sawada

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 10:08
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/26

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1976-09-17 1977-03-19 1977-09-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-09-17 1981-03-19 1981-09-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-09-17 1985-03-19 1985-09-18 $7700.00 Window Closed / Lapsed

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