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US3283768A Expired / Lapsed US ⏱️ 0.0 years remaining

Vented pure fluid analog amplifier

Assignee: Bowles Engineering Corp
•
Filing: 1963-11-20
•
Granted: 1966-11-08
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Expires: 1983-11-20
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Abstract

No abstract record available.

Inventors

  • 👤 Francis M Manion

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 07:41
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/08; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2229; Y10T137/2256; Y10T137/2262

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 179 words
A PURE FLUID AMPLIFIER OF THE COMBINED STREAM INTERACTION AND BOUNDARY LAYER TYPE COMPRISING AN INTERACTION REGION, AT LEAST ONE OUTPUT CHANNEL, A DIVIDER DEFINING A WALL OF SAID OUTPUT CHANNEL, A POWER NOZZLE FOR ISSUING A STREAM OF FLUID THROUGH SAID INTERACTION REGION AND TOWARD SAID OUTLET PASSAGE SUCH THAT AT LEAST A PORTION OF SAID POWER STREAM WHEN UNDEFLECTED ENTERS SAID OUTLET PASSAGE, A SIDEWALL DEFINING A LOCATED BOUNDARY OF SAID INTERACTION REGION AND ONE WALL OF SAID OUTPUT CHANNEL, SAID SIDEWALL DIVERGING OUTWARDLY FROM A POINT ADJACENT SAID POWER NOZZLE BEING LOCATED SUFFICIENTLY CLOSE TO SAID POWER STREAM TO HAVE BOUNDARY LAYER EFFECTS ESTABLISHED BETWEEN SAID POWER STREAM AND SAID SIDEWALL, MEANS FOR ISSUING A STREAM OF FLUID FOR DEFLECTING SAID POWER STREAM TOWARDS SAID SIDEWALL, A VENT PASSAGE EXTENDING THROUGH SAID SIDEWALL TO PROVIDE COMMUNICATION BETWEEN SAID INTERACTION REGION AND A GENERALLY PREDETERMINED PRESSURE, SAID VENT PASSAGE ENTERING SAID REGION AT A LOCATION DOWNWARDLY OF AND IMMEDIATELY ADJACENT TO THE EXTREME UPSTREAM LOCATION OF THE POINTS OF ATTACHMENT OF THE POWER STREAM TO SAID SIDEWALL.

References Cited (Backward Citations)

US3122165A Cited
FR1278781A Cited
US3168897A Cited
US3181545A Cited
US3181546A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-07 1970-05-09 1970-11-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-07 1974-05-09 1974-11-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-07 1978-05-09 1978-11-08 $7700.00 Window Closed / Lapsed

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