The

United States Army The United States Army (USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution.Article II, section 2, cla ...

Aviation Applied Technology Directorate (AATD) is a tenant activity located at

Fort Eustis Fort Eustis is a United States Army installation in Newport News, Virginia. In 2010, it was combined with nearby Langley Air Force Base to form Joint Base Langley–Eustis. The post is the home to the United States Army Training and Doctrine Co ...

Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...

. It is a directorate of the Aviation Development Directorate under the Aviation and Missile Research, Development, and Engineering Center (AMRDEC), a part of the Research, Development and Engineering Command (RDECOM).

History

The predecessor organization of AATD was established as the Transportation Corps Board on 16 December 1944 at

Fort Monroe, Virginia Fort Monroe, managed by partnership between the Fort Monroe Authority for the Commonwealth of Virginia, the National Park Service as the Fort Monroe National Monument, and the City of Hampton, is a former military installation in Hampton, Virg ...

. The original mission of the organization was research and development of all modes of transportation for the newly formed Transportation Corp. In 1946 it was transferred to th
Brooklyn Army Base

Brooklyn, New York Brooklyn () is a borough of New York City, coextensive with Kings County, in the U.S. state of New York. Kings County is the most populous county in the State of New York, and the second-most densely populated county in the United States, be ...

. The Directorate has been located at Fort Eustis since 1950.336.2.4 Records of the Transportation Corps Board
– Records of the Office of the Chief of Transportation CT/ref> The technology base pioneered for the

UH-60 Black Hawk The Sikorsky UH-60 Black Hawk is a four-blade, twin-engine, medium-lift utility military helicopter manufactured by Sikorsky Aircraft. Sikorsky submitted the S-70 design for the United States Army's Utility Tactical Transport Aircraft System ...

and the

AH-64 Apache The Boeing AH-64 Apache () is an American twin-turboshaft attack helicopter with a tailwheel-type landing gear arrangement and a tandem cockpit for a crew of two. It features a nose-mounted sensor suite for target acquisition and night vis ...

was established by AATD in the late 60s and 70s, and much of technological advancements have been developed and applied since then. These include

elastomeric An elastomer is a polymer with viscoelasticity (i.e. both viscosity and elasticity) and with weak intermolecular forces, generally low Young's modulus and high failure strain compared with other materials. The term, a portmanteau of ''elastic p ...

bearings, elastic pitch beam

tail rotor The tail rotor is a smaller rotor mounted vertically or near-vertically at the tail of a traditional single-rotor helicopter, where it rotates to generate a propeller-like horizontal thrust in the same direction as the main rotor's rotation. The ...

blade,

crashworthy Crashworthiness is the ability of a structure to protect its occupants during an impact. This is commonly tested when investigating the safety of aircraft and vehicles. Depending on the nature of the impact and the vehicle involved, different crit ...

subsystems (e.g., fuel systems, landing gear, seating, structure),

vibration reduction Image stabilization (IS) is a family of techniques that reduce blurring associated with the motion of a camera or other imaging device during exposure. Generally, it compensates for pan and tilt (angular movement, equivalent to yaw and pit ...

, aircrew and passenger restraint systems, Cockpit

Air Bag An airbag is a vehicle occupant-restraint system using a bag designed to inflate extremely quickly, then quickly deflate during a Traffic collision, collision. It consists of the airbag cushion, a flexible fabric bag, an inflation module, and a ...

System (CABS),

wire strike protection system The wire strike protection system (WSPS) is a mechanical wire cutter designed to mitigate the risk of wire strikes whilst flying helicopters at low-level. History During the six-year period covering calendar years 1974 through 1979, wire strike ...

(WSPS), the

General Electric T700 The General Electric T700 and CT7 are a family of turboshaft and turboprop engines in the class. Design and development In 1967, General Electric began work on a new turboshaft engine demonstrator designated the "GE12" in response to US Army i ...

and

LHTEC T800 The LHTEC T800 is a turboshaft engine for rotary wing applications. It is produced by the LHTEC (Light Helicopter Turbine Engine Company), a joint venture between Rolls-Royce and Honeywell. The commercial and export version is the CTS800. The ...

engines.

References

External links

AATD Home Page

AMRDEC Home Page

RDECOM Home Page
Military simulation United States Army aviation United States Army Materiel Command Research installations of the United States Army {{US-Army-stub