Brandt, Robert J.

The Piasecki H-21 Helicopter: An Illustrated History of the H-21 Helicopter and Its Designer, Frank N. Piasecki

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ISBN 13:
9781425137076
author:
Brandt, Robert J.
format:
Paperback
publisher:
Trafford Publishing
language:
English
Publication Year:
2007
Pages:
176
Dimensions:
27.9 x 21 x 1 centimetres (0.53
Genre:
Nonfiction, Transport, Aviation,
Condition:
New
Availability:
Item usually sent within 5 working days
£14.48

Description

The Piasecki H-21 Helicopter: A Revolutionary Design The Piasecki H-21 helicopter is a pioneering aircraft that marked a significant milestone in helicopter development. Its innovative tandem-rotor design became the basis for the creation of the CH-46 and CH-47 helicopters, which remain in service today. The story of the H-21 begins with Frank N. Piasecki, its designer, and his early experiments with helicopter technology. The XHRP-1, a precursor to the H-21, successfully demonstrated the feasibility of the tandem-rotor design. The H-21's unique design was further refined, leading to the development of the HRP-1 and HRP-2, which were flown by the US Marine Corps and US Coast Guard. The US Air Force's need for a rescue helicopter in extreme cold environments led to the creation of the H-21A "Workhorse", which entered production and was later adopted by the Royal Canadian Air Force. The H-21's impact extended beyond military use, with the aircraft being adopted by several countries, including France, Germany, Sweden, Japan, and Burma. It also entered civil airline service with New York Airways. This comprehensive history of the Piasecki H-21 helicopter provides a detailed look at its development, design, and operational history.

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