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US3228610A Expired / Lapsed US ⏱️ 0.0 years remaining

Flame-spraying torch

Assignee: Eutectic Corp
•
Filing: 1963-06-21
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Granted: 1966-01-11
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Expires: 1983-06-21
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph F Quaas
  • 👤 John P Broderick

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 14:04
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/3006; B05B7/00; B05B7/16; B05B7/20; B05B7/201; B05B7/205; B05B7/206

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 240 words
A FLAME-SPRAYING TORCH COMPRISING A GAS INJECTING ASSEMBLY HAVING CONNECTING MEANS FOR ATTACHMENT TO A COMBUSTIBLE GAS SOURCE, A TIP SECTION DISPOSED AT THE FRONT OF SAID TORCH, A POWDER-INJECTING SECTION CONNECTED BETWEEN SAID TIP SECTION AND SAID GAS INJECTING ASSEMBLY FOR ENTRAINING POWER WITHIN THE BURNING GASES DISCHARGED FROM SAID TORCH, A LONGITUDINAL GAS-CONDUCTING PASSAGEWAY THROUGH SAID POWDER-INJECTING SECTION, A POWDER-SUPPLYING UPON SAID POWDER-INJECTING SECTION, A POWDER-SUPPLYING CHANNEL IN SAID INJECTING SECTION EXTENDING FROM SAI D COUPLING MEANS TO SAID LONGITUDINAL GAS-CONDUCTING PASSAGEWAY, A SEALED PRESSURIZED POWDER CONTAINING MEANS CONNECTED TO SAID COUPLING MEANS, A CONTROL VALVE WITHIN SAID PRESSURIZED POWDER CONTAINING MEANS OPERABLE MEANS CONNECTED TO SAID CONTROL VALVE FOR ACTUATING IT TO DISCHARGE POWDER UNDER PRESSURE THROUGH SAID CHANNEL INTO SAID GAS-CONDUCTING PASSAGEWAY, SAID SEALED PRESSURIZED POWDER CONTAINING MEANS COMPRISING A CONTAINER DIVIDED INTO A GAS PRESSURIZED SECTION AND A POWDERTAINER DIVIDED INTO A GAS PRESSURIZED SECTION AND A POWDERATING IT TO DISCHARGE POWDER UNDER PRESSURE THROUGH SAID CHANNEL INTO SAID GAS-CONDUCTING PASSAGEWAY, SAID SEALED CONTAINING SECTION AND MIXING MEANS COMPRISING A TUBE FROM SAID PRESSURIZED SECTION EXTENDING THROUGH SAID POWDER-CONTAINING SECTION, A TAPERED OUTLET FROM SAID POWDER CONTAINING SECTION, SAID TUBE TERMINATING IN A NOZZLE DISPOSED WITHIN SAID TAPERED OUTLET, AND A PRESSURE RESPONSIVE SEAL MOUNTED UPON THE END OF SAID TAPERED OUTLET WHICH IS OPENED BY DISCHARGE OF THE GAS FROM SAID NOZZLE FOR EMITTING A STREAM OF GAS MIXTURE WITH POWDER FROM SAID CONTAINER.
Claim 2
Dependent Claim 240 words
A FLAME-SPRAYING TORCH COMPRISING A GAS INJECTING ASSEMBLY HAVING CONNECTING MEANS FOR ATTACHMENT TO A COMBUSTIBLE GAS SOURCE, A TIP SECTION DISPOSED AT THE FRONT OF SAID TORCH, A POWDER-INJECTING SECTION CONNECTED BETWEEN SAID TIP SECTION AND SAID GAS INJECTING ASSEMBLY FOR ENTRAINING POWER WITHIN THE BURNING GASES DISCHARGED FROM SAID TORCH, A LONGITUDINAL GAS-CONDUCTING PASSAGEWAY THROUGH SAID POWDER-INJECTING SECTION, A POWDER-SUPPLYING UPON SAID POWDER-INJECTING SECTION, A POWDER-SUPPLYING CHANNEL IN SAID INJECTING SECTION EXTENDING FROM SAI D COUPLING MEANS TO SAID LONGITUDINAL GAS-CONDUCTING PASSAGEWAY, A SEALED PRESSURIZED POWDER CONTAINING MEANS CONNECTED TO SAID COUPLING MEANS, A CONTROL VALVE WITHIN SAID PRESSURIZED POWDER CONTAINING MEANS OPERABLE MEANS CONNECTED TO SAID CONTROL VALVE FOR ACTUATING IT TO DISCHARGE POWDER UNDER PRESSURE THROUGH SAID CHANNEL INTO SAID GAS-CONDUCTING PASSAGEWAY, SAID SEALED PRESSURIZED POWDER CONTAINING MEANS COMPRISING A CONTAINER DIVIDED INTO A GAS PRESSURIZED SECTION AND A POWDERTAINER DIVIDED INTO A GAS PRESSURIZED SECTION AND A POWDERATING IT TO DISCHARGE POWDER UNDER PRESSURE THROUGH SAID CHANNEL INTO SAID GAS-CONDUCTING PASSAGEWAY, SAID SEALED CONTAINING SECTION AND MIXING MEANS COMPRISING A TUBE FROM SAID PRESSURIZED SECTION EXTENDING THROUGH SAID POWDER-CONTAINING SECTION, A TAPERED OUTLET FROM SAID POWDER CONTAINING SECTION, SAID TUBE TERMINATING IN A NOZZLE DISPOSED WITHIN SAID TAPERED OUTLET, AND A PRESSURE RESPONSIVE SEAL MOUNTED UPON THE END OF SAID TAPERED OUTLET WHICH IS OPENED BY DISCHARGE OF THE GAS FROM SAID NOZZLE FOR EMITTING A STREAM OF GAS MIXTURE WITH POWDER FROM SAID CONTAINER.

References Cited (Backward Citations)

US847270A Cited
US1756381A Cited
US2800419A Cited
US3075551A Cited
US3111267A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-10 1969-07-12 1970-01-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-10 1973-07-12 1974-01-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-10 1977-07-12 1978-01-11 $7700.00 Window Closed / Lapsed

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