All Helicopters articles – Page 237
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News
Bell/Allison team tests helicopter safety devices
BELL HELICOPTER and Allison Engine have started flight-tests on an AlliedSignal device which reduces rotor droop in helicopters. Rotor droop is similar to power hesitation in a car, which can occur after the accelerator is quickly depressed. It occurs when the available torque of a helicopter's rotor blades ...
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Embraer signs S-92 gear deal
EMBRAER DIVISAO EQUIPAMENTOS (EDE) has signed a $110 million contract with Sikorsky to develop the landing gear for the S-92 19- to 22-passenger helicopter. Sikorsky plans to fly the first of five prototypes in 1998 and certificate the S-92 in 2000. The helicopter is being developed jointly by Sikorsky, EDE, ...
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Uprated S-76C+ on course for November approval
THE IMPROVED Sikorsky S-76C+ helicopter is on schedule for certification in November. A test-bed aircraft is being flown by Turbomeca with the up-rated, digitally controlled Arriel 2S1 engines planned for the C+ helicopter. It underwent a 150h endurance test in August. Certification flight-testing is to begin ...
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Explorer in Germany
McDonnell Douglas Helicopter Systems (MDHS) has sold its first MD Explorer in Germany, to IBCOL Group, its Munich-based distributor. The eight-place, twin-turbine helicopter will enter service with Bonn-based Air Lloyd early in 1996, for customer demonstrations and short-term charters. MDHS' African distributor, Comair, has delivered three MD 500Es to the ...
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ZFL reveals helicopter-transmission concept
Andrew Doyle/ AN INNOVATIVE power-transmission system for the next-generation of advanced helicopters has been unveiled by ZF Luftfahrttechnik (ZFL), which claims its design gives scope for significant weight savings and increased reliability. Friedrichshafen, Germany-based ZFL presented the idea to delegates attending the Aerospace Transmissions Technology ...
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FFV buys British
British Aerospace (Systems & Equipment) has won a contract from Sweden's FFV Aerotech to supply three SCR500 solid-state combined cockpit voice and flight-data recorders (CVR/DFDR) for installation on the Eurocopter Super Pumas of the Finnish Frontier Guard. Source: Flight International
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KLM Era helicopters expands
WITH OFFSHORE exploration in the Dutch Continental Shelf going into reverse, KLM Era helicopters is now planning to expand its UK operations. A large recruitment drive is being mounted on the expectation of winning additional contracts to service oil and gas fields offshore from East Anglia. Diversification into ...
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Letov co-operation extended
EUROCOPTER Deutschland and Letov signed a memorandum of understanding (MoU) on 14 September, extending their co-operation to include helicopter parts manufacture. Letov has been manufacturing components supplied by Eurocopter for the Airbus A321 airliner programme. The new agreement foresees Letov preparing airframe components "primarily" on the German-built ...
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Flying firefighters
The London fire service has been conducting an extensive trial in the use of helicopter air support. Brian Walters/LONDON EVERY WORKING DAY, about 2.5 million motor vehicles enter London, resulting in acute traffic jams at peak hours. In those conditions, it is hard for emergency services to ...
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Damage limitation
Helicopter safety is about more than not having accidents. David Learmount/LONDON ...
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Rotary ambitions
The European helicopter forum in St Petersburg highlighted the Mil and Kamov design bureaux. Alexander Velovich/MOSCOW HIGH-RANKING representatives of major helicopter manufacturers from Europe and the USA attended the European helicopter forum in St Petersburg, Russia, from 2 August-2 September intent on exploring market opportunities ...
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World turbine helicopter accidents and incidents
Compiled by David Learmount/LONDON ACCIDENT DATA have been drawn from Flight International's own research, and extensively from the databases of Airclaims and Lloyds Aviation. Airclaims now researches and publishes the World Airline Accident Summary on behalf of the UK Civil Aviation Authority, and it has an exclusive ...
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Bulgarian oil
A Bristow Helicopters Bell 214ST is being based at Varna, Bulgaria, to support oil-exploration activities in the Black Sea. The contract covers support services for a Diamond Offshore drilling rig northeast of Varna in Ukraine, on behalf of Crimean Petroleum. Source: Flight International
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V-22 progress
Bell Helicopter Textron has completed the nacelles for the first production-representative V-22 tilt-rotor. They will be mated to the Bell-manufactured wing in October. Bell and Boeing Helicopters are building four V-22s under the engineering and manufacturing development programme, the first of which will be flown in late 1996 Source: ...
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Kamov plans Ka-62 flight
RUSSIAN HELICOPTER manufacturer Kamov plans to fly its Ka-62 medium utility helicopter before the end of 1995, with the first prototype being displayed on the static line at the Zhukovsky show. A first flight of the prototype had been planned for 1994, but funding difficulties are thought to ...
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US dealer develops Wilga variant
TERRA-SCAN, a California-based PZL Wilga dealer, has developed a special-mission variant of the Polish-built 80-S version of the aircraft, which it is marketing as an alternative to helicopters for law-enforcement roles. Since May, Terra-Scan has been conducting flight trials with its demonstration aircraft, fitted with a Wescam gimbal-mounted ...
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Smiths
Avionics supplier Smiths Industries Aerospace, of Grand Rapids, Michigan, has named Jim Wasson director of technology marketing of Defense Systems North America. He was previously senior programme and business-development manager at McDonnell Douglas Helicopter Systems in Mesa, Arizona. Source: Flight International
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Bell pushes US Government on Romanian AH-1 Cobras
Andrzej Jeziorski/MUNICH ROMANIA HAS issued a technical specification for the AH-1F Cobras it requires, as Bell Helicopter Textron pushes for clearance to extend the country's industrial participation in the programme. Bell says that it is campaigning for approval from the US State Department to allow more ...
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Ringing in the new
What does the new Bell 407 offer over its predecessors? Graham Warwick/MONTREAL IF BELL IS renowned for two things in the commercial-helicopter field, they are the Model 206 and the two-blade rotor. These traditional Bell strengths have threatened to become weaknesses, however, as the prolonged ...
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WSK PZL Rzeszow
WSK PZL-Rzeszow of Poland has introduced an up-rated version of its popular GTD-350 turbo-shaft engine, which powers the Mil Mi-2 helicopter. The GTD-350W offers improved compressor efficiency, resulting in an increase in take-off power of 18kW, to 315kW. The improvements are also available as a retrofit for existing engines. To ...