GB479598A - Improvements relating to the reduction of resistance of bodies moving in fluids - Google Patents

Improvements relating to the reduction of resistance of bodies moving in fluids

Info

Publication number
GB479598A
GB479598A GB18777/36A GB1877736A GB479598A GB 479598 A GB479598 A GB 479598A GB 18777/36 A GB18777/36 A GB 18777/36A GB 1877736 A GB1877736 A GB 1877736A GB 479598 A GB479598 A GB 479598A
Authority
GB
United Kingdom
Prior art keywords
area
air
interstices
ducts
areas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB18777/36A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB18777/36A priority Critical patent/GB479598A/en
Publication of GB479598A publication Critical patent/GB479598A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/02—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like
    • B64C21/06—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like for sucking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/04—Boundary layer controls by actively generating fluid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/06—Boundary layer controls by explicitly adjusting fluid flow, e.g. by using valves, variable aperture or slot areas, variable pump action or variable fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/20—Boundary layer controls by passively inducing fluid flow, e.g. by means of a pressure difference between both ends of a slot or duct
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/22—Boundary layer controls by using a surface having multiple apertures of relatively small openings other than slots
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/10—Drag reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

479,598. Reducing resistance of aircraft. MILES, F. G. July 6, 1936, Nos. 18777 and 21704. [Class 4] In an aeroplane in which the boundary layer of air can be sucked off an area or areas of its skin through ducts, the area or areas have by virtue of their nature or construction numerous small perforations or interstices spaced substantially uniformly over the area so as virtually to render the area uniformly porous to air. Perforations or interstices of the order of 420 per square inch are stated to be suitable to give the desired porosity. As shown, an aeroengine 3 drives a centrifugal blower 5 to suck air through the wing covering, ducts 7, 6 having guide vanes 8, and exhaust it above the fuselage. Passages are formed in the wing beneath the covering and are provided with valves 13 operable together or severally. According to the first Provisional Specification, porous fabric may be stretched over closely perforated sheetmetal.
GB18777/36A 1936-07-06 1936-07-06 Improvements relating to the reduction of resistance of bodies moving in fluids Expired GB479598A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB18777/36A GB479598A (en) 1936-07-06 1936-07-06 Improvements relating to the reduction of resistance of bodies moving in fluids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18777/36A GB479598A (en) 1936-07-06 1936-07-06 Improvements relating to the reduction of resistance of bodies moving in fluids

Publications (1)

Publication Number Publication Date
GB479598A true GB479598A (en) 1938-02-07

Family

ID=10118233

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18777/36A Expired GB479598A (en) 1936-07-06 1936-07-06 Improvements relating to the reduction of resistance of bodies moving in fluids

Country Status (1)

Country Link
GB (1) GB479598A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2480036A (en) * 1946-05-13 1949-08-23 Armstrong Whitworth Co Eng Airplane with boundary layer control and powered by internal combustion turbines
US2488991A (en) * 1943-06-25 1949-11-22 Edward A Stalker Boundary layer control for drag reduction
US2508288A (en) * 1944-12-08 1950-05-16 Bristol Aeroplane Co Ltd Gas turbine power plant for aircraft
US2509890A (en) * 1945-03-13 1950-05-30 Edward A Stalker Jet-propelled aircraft with boundary layer control
US2605983A (en) * 1946-04-06 1952-08-05 Edward A Stalker Gas turbine power plant and boundary layer control system for aircraft
US2643832A (en) * 1949-01-26 1953-06-30 Imp Trust For The Encouragemen Aerodynamic lift-producing device
US2659552A (en) * 1950-06-09 1953-11-17 Edward A Stalker Aircraft surface with boundary layer control
US2686020A (en) * 1951-03-16 1954-08-10 Wandscheer John Boundary layer control for aircraft
US2745611A (en) * 1946-05-29 1956-05-15 Rateau Soc Jet propulsion and boundary layer control system for aircraft
US2751168A (en) * 1949-05-05 1956-06-19 Edward A Stalker Boundary layer induction system for aircraft power plant
US2833492A (en) * 1955-02-07 1958-05-06 Harlan D Fowler Boundary layer control system with aerodynamic glove
US2867391A (en) * 1953-12-07 1959-01-06 Jacobsen Edwin Ducted wing for aircraft
US2945644A (en) * 1953-10-09 1960-07-19 Lockheed Aircraft Corp Wing structure incorporating boundary layer control
US3054579A (en) * 1957-03-14 1962-09-18 Woldemar A Bary Aircraft with slow speed landing and take-off
US8286909B2 (en) 2008-02-08 2012-10-16 Stratocomm Corporation Boundary layer propulsion airship with related system and method

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488991A (en) * 1943-06-25 1949-11-22 Edward A Stalker Boundary layer control for drag reduction
US2508288A (en) * 1944-12-08 1950-05-16 Bristol Aeroplane Co Ltd Gas turbine power plant for aircraft
US2509890A (en) * 1945-03-13 1950-05-30 Edward A Stalker Jet-propelled aircraft with boundary layer control
US2605983A (en) * 1946-04-06 1952-08-05 Edward A Stalker Gas turbine power plant and boundary layer control system for aircraft
US2480036A (en) * 1946-05-13 1949-08-23 Armstrong Whitworth Co Eng Airplane with boundary layer control and powered by internal combustion turbines
US2745611A (en) * 1946-05-29 1956-05-15 Rateau Soc Jet propulsion and boundary layer control system for aircraft
US2643832A (en) * 1949-01-26 1953-06-30 Imp Trust For The Encouragemen Aerodynamic lift-producing device
US2751168A (en) * 1949-05-05 1956-06-19 Edward A Stalker Boundary layer induction system for aircraft power plant
US2659552A (en) * 1950-06-09 1953-11-17 Edward A Stalker Aircraft surface with boundary layer control
US2686020A (en) * 1951-03-16 1954-08-10 Wandscheer John Boundary layer control for aircraft
US2945644A (en) * 1953-10-09 1960-07-19 Lockheed Aircraft Corp Wing structure incorporating boundary layer control
US2867391A (en) * 1953-12-07 1959-01-06 Jacobsen Edwin Ducted wing for aircraft
US2833492A (en) * 1955-02-07 1958-05-06 Harlan D Fowler Boundary layer control system with aerodynamic glove
US3054579A (en) * 1957-03-14 1962-09-18 Woldemar A Bary Aircraft with slow speed landing and take-off
US8286909B2 (en) 2008-02-08 2012-10-16 Stratocomm Corporation Boundary layer propulsion airship with related system and method

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