[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Spreuer, 1968 - Google Patents

Experimental Flight Tests of the XH‐51A Compound Helicopter

Spreuer, 1968

Document ID
13071220504165834683
Author
Spreuer W
Publication year
Publication venue
Journal of the American Helicopter Society

External Links

Snippet

Interest in the development and operation of compound helicopters is rapidly expanding. The US Army experimental XH‐51A compound helicopter has demonstrated high‐speed (302 mph) and maneuver capability which, in fact, rivals moderate performance fixed‐wing …
Continue reading at www.ingentaconnect.com (other versions)

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C29/00—Aircraft capable of landing or taking-off vertically
    • B64C29/0008—Aircraft capable of landing or taking-off vertically having its flight directional axis horizontal when grounded
    • B64C29/0016—Aircraft capable of landing or taking-off vertically having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/006—Safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C39/00—Aircraft not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2700/00—Codes corresponding to the former IdT classification
    • B64C2700/62—Codes corresponding to the former IdT classification of class 62
    • B64C2700/6201—Airplanes, helicopters, autogyros
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C17/00—Aircraft stabilisation not otherwise provided for
    • B64C17/02—Aircraft stabilisation not otherwise provided for by gravity or inertia-actuated apparatus
    • B64C17/04—Aircraft stabilisation not otherwise provided for by gravity or inertia-actuated apparatus by pendular bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air-flow over aircraft surfaces, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D2700/00—** to be decided **
    • B64D2700/62—** to be decided **
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00—Parachutes
    • 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
    • Y02T50/60—Efficient propulsion technologies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for

Similar Documents

Publication Publication Date Title
Hitchens The encyclopedia of aerodynamics
Thompson et al. Active flutter suppression-an emerging technology
Spreuer Experimental Flight Tests of the XH‐51A Compound Helicopter
Pegg Summary of Flight-test Results of the VZ-2 Tilt-wing Aircraft
Hong et al. Longitudinal flight dynamics of a single tilt-wing unmanned aerial vehicle
Freeman Low Subsonic Flight and Force Investigation of a Supersonic Transport Model With a Highly Swept Arrow Wing
Byrnes et al. Effect of horizontal stabilizer vertical location on the design of large transport aircraft.
Duda et al. Flight performance of lightweight gyroplanes
Tewari Basic Flight Mechanics: A Simple Approach Without Equations
Poisson-Quinton Introduction to V/STOL aircraft concepts and categories
Gair Manufacture, Refinement and Low-Speed Flight Testing of a Small-Scale, High-Speed Uncrewed Aerial Vehicle
Anderson A look at handling qualities of canard configurations
Glusman et al. V-22 technical challenges
Fradenburgh et al. Flight Program on the NH‐3A Research Helicopter
Day et al. Flight Behavior of the X-2 Research Airplane to a Mach Number of 3.20 and a Geometric Altitude of 126,200 Feet
Strbac et al. Concept Study of a fast VTOL-UAV Technology-Demonstrator for MUM-T
Pegg et al. Flight investigation of the VZ-2 tilt-wing aircraft with full-span flap
Hoopes et al. A Study of High Speed Aerodynamic Configurations Optimized for Lateral-Directional Controllability
Hefazi Aerospace Engineering
Harris Tiltrotor Conceptual Design
Ibrahim AIRCRAFT DESIGN REPORT
Armstrong et al. Flight simulated off-the-pad escape and landing maneuvers for a vertically launched hypersonic glider
Tewari et al. Flight of airplanes and gliders: vertical plane
Dansby et al. Vstol development of the c-130 hercules
Cook Review of the space vehicle landing and recovery research at Ames