Search results for query: helicopter

The "heavy" advanced helicopters of the 1950s could very well have been in WWII. This is not crazy talk. The H-34 Choctaw had a single R-1830 radial powering it -- the same engine that powered the: DC-3/C-47 B-17 SBD Dauntless Biggest issue is that helicopters were very much in the...

A few years ago I read somewhere that someone was researching for a book on British secret helicopter projects. I think this was at about the same time as a lot of material from the Westlands archive appeared. Memory is probably playing tricks, but this would certainly be a very welcom edition...

Hi, here is a Manzolini-Bordoni BGM2 coaxial helicopter,it was from Italy. http://www.avia-it.com/act/biblioteca/periodici/PDF%20Riviste/Ala/L'Ala%201950%2005.pdf http://www.sim-outhouse.com/sohforums/showthread.php?17-The-Ongoing-Mystery-Aircraft-Thread-Part-Deux/page484

Hi, the Sikorsky S-53 was a four-seat light utility and resuce helicopter,intended to be XHJS-1 to compete Piasecki XHJP-1,it was actually built and flown. http://www.sikorskyarchives.com/S-53%20(U.S.Navy%20(%20XHJS-1).php

Hi, of course all of us know this helicopter and its story,which later became the EC-120, and early concepts are here; http://www.flightglobal.com/pdfarchive/view/1989/1989%20-%202113.html http://www.flightglobal.com/pdfarchive/view/1990/1990%20-%200541.html

Hi, here is a Arthur Erritt Holbrook Airplane-Helicopter patent of 1910. http://www.aerofiles.com/_h.html http://freepages.rootsweb.com/~cappscreek/history/aeroplane.html

From Krila 5/1983, Mr. Vinko Kristan was a Slovenian,and between 1920 and 1925,he designed and built a helicopter,but it didn't capable to fly well.

From Krila 1-2/1957, I can't ID this two helicopters,the first was familiar,and they mentioned the world krakov,is that mean Kharkov ?,who can help ?.

Hi, the Phoenix company from UK created anew project in 1916,it was twin-rotor helicopter, intended to use for observation platform. http://flyingmachines.ru/Site2/Crafts/Craft29856.htm

The VERTIFLITE January/February 2012 issue featured a special about the spanish helicopter industry, including an article, written by Erasmo Pinero, Jr., about Federico Cantero Villamil. This spanish helicopter pioneer, living from 1874 to 1946, started his work on rotorcraft in the late ‘20s...

Hi, from Wikipedia; https://en.wikipedia.org/wiki/Berger-Helicopter Hans Berger was a Swiss inventor noted for the two successful helicopters that he designed and built by himself with no formal aeronautical training: the BX-50 of 1961 and the BX-110 of 1974. The latter design proved sound...

Hughes 500-derived helicopter v Hughes 500-derived helicopter ::) "LIMA: Boeing, MD Helicopters spar for light attack requirement" Source: http://www.flightglobal.com/news/articles/lima-boeing-md-helicopters-spar-for-light-attack-410235/

A military helicopter moving a strange object? https://www.youtube.com/watch?v=1qjQQv243l8

From my dear Stingray, Bell Model-608; Man with helicopter rotors of the Bell 608 Close up of mechanism on rotor of the Bell 608 Close up of cargo load gear on the Bell 608 Close up of the rescue hook on the Bell 608 View into helicopter window of the Bell 608 Helicopter control panel...

Built by Georg William Schmidt (Pioneer Helicopter Co. /Florida) around 1962/63: Cold cycle two to four seat helicopter, 1 Lycoming VO-435 with 260 hp, driving a two spool axial compressor, rotor diameter 10.06 m, cruising speed 270 km/h From "Der Flieger", October 1963

Hi, Mr. Russell S. Powell designed a coaxial-rotor helicopter or autogiro in 1935,mentioned in Aerofiles site; http://www.aerofiles.com/_pl.html http://blog.modernmechanix.com/inventors-patent-odd-designs-for-safer-planes/

Hi all, I heard that,the Gloster company designed an unmanned crop-spraying helicopter project before it merged with Armstrong Whitworth Aircraft Ltd.,does anyone know any info about it ?.

Mockup of Hirobo Bit single-seat electric coaxial helicopter on display at Japan Aerospace 2012. http://youtu.be/HE8dMmcbnV0 http://youtu.be/GBJRWc_-fz0 Source: http://helihub.com/2012/11/11/new-single-seat-electric-coaxial-helicopter-concept-in-japan/

After almost 64 years of operations Enstrom Helicopters is forced to cease its activities on 21 January 2021. The sad news was announced in a press release by the company’s Director of Sales and Marketing, Dennis Martin. The step is the result of several financial difficulties. These have made...

In 1940 Austrian inventor Paul Baumgärtl created the world's first backpack helicopter, the Heliofly. The first design (Heliofly I) was essentially designed as a parachute, which would allow soldiers to descend from mountains and hills (and potentially engage in combat while flying). It weighed...