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Helicopter Crashworthiness — Part One 6 pages. [PDF 46K]
In this first of a two-part series, the author reviews efforts to study and improve crash survival and helicopter accident.
The Huey Retires 4 pages. [PDF 27K]
Hundreds of the U.S. Army’s UH-1 helicopters will be removed from inventory over the next five years — but they will not go on the civil market.
Helicopter Crew Work Loads Studied by Video/Computer Research 4 pages. [PDF 57K]
A new approach to time and motion studies reveals significant information about the interaction of vehicles and flight personnel.
Crosscoupling: Its Effects On Helicopter Flight 4 pages. [PDF 93K]
Symmetry — or, better put, the lack of it in helicopters — is something pilots must be aware of when maneuvering, says the author.
Unanticipated Right Yaw At Low Speeds 4 pages. [PDF 66K]
A single-rotor helicopter pilot must learn to properly control tail rotor effectiveness during low speed flight characteristics to avoid unanticipated right yaw. The author details the four aircraft characteristics and relative wind azimuth regions to be aware of, to help the pilot understand the importance of timely corrective action.
Preventing Dynamic Rollover 4 pages. [PDF 20K]
Before describing how to prevent dynamic rollover, the author, a U.S. Naval aviator, explains how a helicopter can be maneuvered into attitudes that can induce rollover.