← Back to Patent Explorer
US3317162A Expired / Lapsed US ⏱️ 0.0 years remaining

Aircraft wing with internal air passages for increased lift

Assignee: Individual
•
Filing: 1965-07-13
•
Granted: 1967-05-02
•
Expires: 1985-07-13
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Charles H Grant

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 07:56
CPC Classifications
B; B64; B64C; B64C23/00; B64C23/005; Y; Y02; Y02T; Y02T50/00; Y02T50/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 423 words
AN AIRCRAFT INCLUDING A FUSELAGE, WINGS EXTENDING SPANWISE ON OPPOSITE SIDES OF THE FUSELAGE, EACH OF THE WINGS HAVING A LEADING EDGE AND A TRAILING EDGE, AN AIR CHAMBER WITHIN EACH WING AND THROUGH WHICH AIR PASSES AN AIR INLET NEAR A FORWARD PART OF THE CHAMBER, AN AIR OUTLET NEAR THE REARWARD PART OF THE CHAMBER, AND SURFACES IN THE CHAMBERS IN POSITION TO DEFLECT THE AIR DOWNWARD AT ONE LOCATION ALONG THE COURSE OF FLOW OF THE AIR IN THE CHAMBER FROM THE INLET TO THE OUTLET TO DEVELOP LIFT, THE CHAMBER IN EACH WING HAVING A SUBSTANTIAL SPANWISE EXTENT AND THE INLET INCLUDING A SPANWISE EXTENDING OPENING THROUGH THE WING NEAR THE LEADING EDGE THEREOF, ADJUSTABLE MEANS FOR CONTROLLING THE FLOW OF AIR INTO SAID INLET FROM THE WINDS OF FLIGHT, THE INLET BEING AN OPENING IN THE BOTTOM OF THE WING FOR MOST OF THE EXTENT OF THE WING BEYOND THE FUSELAGE, AND THE ADJUSTABLE MEANS BEING A SCOOP MOVABLE BETWEEN RAISED AND LOWERED POSITIONS, THE SCOOP IN ITS RAISED POSITION EXTENDING IN A CHORDWISE DIRECTION ACROSS THE INLET AND FORMING A BOTTOM SURFACE OF THE WING THAT CLOSES SAID INLET, THE SCOOP IN ITS LOWERED POSITION EXTENDING DOWNWARDLY AND FORWARDLY IN A DIRECTION TO DEFLECT AIR UPWARD INTO THE INLET, AND THE SCOOP INCLUDING CONNECTIONS TO THE WING THAT SWING MOST OF THE SPANWISE EXTENT OF THE SCOOP DOWN BELOW THE BOTTOM SURFACE OF THE WING SO THAT THERE IS A SLOT FOR PASSAGE OF PART OF THE AIR IN FRONT OF THE SCOOP TO PASS BETWEEN THE SCOOP AND THE BOTTOM OF THE WING, THE INLET INCLUDING ALSO A DUCT LEADING FROM THE FUSELAGE INTO THE CHAMBERS IN EACH OF THE WINGS, A BLOWER IN THE AIRCRAFT FOR SUPPLYING AIR TO THE DUCTS, EACH WING HAVING A FLAP AT THE TRAILING EDGE THEREOF, THE OUTLET OF THE CHAMBER OF EACH WING INCLUDING A SPANWISE OPENING THROUGH THE WING ABOVE THE FLAP, SAID FLAP BEING MOVABLE BETWEEN RAISED AND LOWERED POSITIONS AND BEING OF A CHORDWISE EXTENT TO COMPLETELY CLOSE THE SPANWISE OPENING THROUGH THE WING ABOVE THE FLAP AND TO FORM A CONTINUATION OF THE SURFACE OF THE WING WHEN THE FLAP IS IN RAISED POSITION, THE AIRCRAFT HAVING A TAIL WITH AN EXHAUST OPENING THEREIN AND THE WING CHAMBER OUTLETS ALSO HAVING PASSAGES LEADING TO SAID EXHAUST OPENING, BAFFLE MEANS FOR SELECTIVELY CLOSING THE INLETS FROM THE BLOWER AND THE OUTLETS TO THE EXHAUST SELECTIVELY WHEN THE SCOOP AND FLAP, RESPECTIVELY, ARE IN THEIR LOWERED POSITIONS.
Claim 2
Dependent Claim 423 words
AN AIRCRAFT INCLUDING A FUSELAGE, WINGS EXTENDING SPANWISE ON OPPOSITE SIDES OF THE FUSELAGE, EACH OF THE WINGS HAVING A LEADING EDGE AND A TRAILING EDGE, AN AIR CHAMBER WITHIN EACH WING AND THROUGH WHICH AIR PASSES AN AIR INLET NEAR A FORWARD PART OF THE CHAMBER, AN AIR OUTLET NEAR THE REARWARD PART OF THE CHAMBER, AND SURFACES IN THE CHAMBERS IN POSITION TO DEFLECT THE AIR DOWNWARD AT ONE LOCATION ALONG THE COURSE OF FLOW OF THE AIR IN THE CHAMBER FROM THE INLET TO THE OUTLET TO DEVELOP LIFT, THE CHAMBER IN EACH WING HAVING A SUBSTANTIAL SPANWISE EXTENT AND THE INLET INCLUDING A SPANWISE EXTENDING OPENING THROUGH THE WING NEAR THE LEADING EDGE THEREOF, ADJUSTABLE MEANS FOR CONTROLLING THE FLOW OF AIR INTO SAID INLET FROM THE WINDS OF FLIGHT, THE INLET BEING AN OPENING IN THE BOTTOM OF THE WING FOR MOST OF THE EXTENT OF THE WING BEYOND THE FUSELAGE, AND THE ADJUSTABLE MEANS BEING A SCOOP MOVABLE BETWEEN RAISED AND LOWERED POSITIONS, THE SCOOP IN ITS RAISED POSITION EXTENDING IN A CHORDWISE DIRECTION ACROSS THE INLET AND FORMING A BOTTOM SURFACE OF THE WING THAT CLOSES SAID INLET, THE SCOOP IN ITS LOWERED POSITION EXTENDING DOWNWARDLY AND FORWARDLY IN A DIRECTION TO DEFLECT AIR UPWARD INTO THE INLET, AND THE SCOOP INCLUDING CONNECTIONS TO THE WING THAT SWING MOST OF THE SPANWISE EXTENT OF THE SCOOP DOWN BELOW THE BOTTOM SURFACE OF THE WING SO THAT THERE IS A SLOT FOR PASSAGE OF PART OF THE AIR IN FRONT OF THE SCOOP TO PASS BETWEEN THE SCOOP AND THE BOTTOM OF THE WING, THE INLET INCLUDING ALSO A DUCT LEADING FROM THE FUSELAGE INTO THE CHAMBERS IN EACH OF THE WINGS, A BLOWER IN THE AIRCRAFT FOR SUPPLYING AIR TO THE DUCTS, EACH WING HAVING A FLAP AT THE TRAILING EDGE THEREOF, THE OUTLET OF THE CHAMBER OF EACH WING INCLUDING A SPANWISE OPENING THROUGH THE WING ABOVE THE FLAP, SAID FLAP BEING MOVABLE BETWEEN RAISED AND LOWERED POSITIONS AND BEING OF A CHORDWISE EXTENT TO COMPLETELY CLOSE THE SPANWISE OPENING THROUGH THE WING ABOVE THE FLAP AND TO FORM A CONTINUATION OF THE SURFACE OF THE WING WHEN THE FLAP IS IN RAISED POSITION, THE AIRCRAFT HAVING A TAIL WITH AN EXHAUST OPENING THEREIN AND THE WING CHAMBER OUTLETS ALSO HAVING PASSAGES LEADING TO SAID EXHAUST OPENING, BAFFLE MEANS FOR SELECTIVELY CLOSING THE INLETS FROM THE BLOWER AND THE OUTLETS TO THE EXHAUST SELECTIVELY WHEN THE SCOOP AND FLAP, RESPECTIVELY, ARE IN THEIR LOWERED POSITIONS.

References Cited (Backward Citations)

US1723778A Cited
US2401941A Cited
US2477637A Cited
US2751168A Cited
US2891740A Cited
US3055614A Cited
US3161377A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-05-01 1970-10-31 1971-05-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-05-01 1974-10-31 1975-05-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-05-01 1978-10-31 1979-05-02 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag