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The Vertical Hummingbird is an American helicopter, produced by Vertical Aviation Technologies of Sanford, Florida that was introduced in 1991. The aircraft is supplied as a kit for amateur construction. [1] [2]
In August 2005, the Hummingbird was flown around Victorville in a 1,200-mile course at 60 knots and 4000 feet, one of the longest helicopter flights ever. [29] [verification needed] A mechanical failure caused the helicopter to crash near the end of the flight and flight testing continued some months later after the crash investigation was ...
The Chu Hummingbird was an experimental co-axial helicopter developed by Chinese aviation engineer Major General C. J. Chu (朱家仁) in China during the 1940s in two versions, designated the Model A and Model B. Model A was a single seat double rotor test craft used for static (non-flying) test and made its debut in March 1948.
The U.S. Army begins a six-month test of the Bell UH-1 Iroquois in an armed escort role, evaluating the operations of the Utility Tactical Transport Helicopter Company ' s operations escorting CH-21C Shawnee transport helicopters in South Vietnam. [6] It is the first combat evaluation of the value of attack helicopters.
American Eurocopter – founded as Vought Helicopter Inc, now a wholly owned subsidiary of Eurocopter; American Helicopter [10] Aviodyne U.S.A. Bell/Agusta Aerospace Company; Bell Helicopter [44] Bendix Helicopter Company (defunct) [10] Bensen Aircraft Company (defunct) [10] Boeing Rotorcraft Systems (formerly Boeing Helicopters & Boeing-Vertol ...
The LA Post compares the differences between the once-popular helicopter parenting and the more measured approach, hummingbird parenting, as new research reveals the downsides of the former.
Vertical Hummingbird Sold by Vertical Aviation Technologies of Sanford, Florida, the Hummingbird 300L is a kit-built design using the basic airframe, blades, main transmission, and tail rotor drive of the Sikorsky S-52 helicopter, but streamlined with a Bell 206 JetRanger nosecone and windshields. The Hummingbird is powered by an IO-540 — a ...
It was not until the early 1950s that Chu returned with a larger tandem helicopter called the CJC-3. This was flown and tested in Taiwan in 1952. An upgraded version called the CJC-3A appeared in 1956. Both the CJC-3 and CJC-3A were likely influenced by American helicopter manufacturer Piasecki, based on the strikingly similar design. [2]