Aerospace engineering

March 30, 2009 - 6:37am

Examination of wreckage from the March 12 crash of a Cougar Helicopters S-92 prompted manufacturer Sikorsky to recommend the grounding of all S-92 helicopters unless their titanium main gearbox oil bowl mounting studs had already been replaced with steel ones.

March 30, 2009 - 6:21am

Eurocopter is working on a compound helicopter with a single main rotor, a fixed wing with two propellers in puller configuration and no tail rotor, probably in response to Sikorsky’s X2 and Bell/Agusta Aerospace’s BA609 Tiltrotor, which are attempts to create a faster rotorcraft. The Marignane, France-based helicopter manufacturer in May last year filed a patent application at the U.S. Patent and Trademark Office.

March 18, 2009 - 11:25am

Embraer is paying for a service bulletin to replace flap-controller units in the first 10 to 20 Phenom 100 very light jets. The new controller units will have updated software to fix a “nuisance failure” problem that causes the flaps not to work. “The failure does not actually exist,” explained Embraer’s Mauricio Martins de Almeida Filho, “but the system interprets it as a ‘flap fail’ condition and triggers a fail-safe shutdown.

March 12, 2009 - 9:30am

Dassault Falcon has launched its new “E-forum” series of Internet-based communication seminars. The first of the hour-long sessions attracted 32 Falcon 7X users from the U.S., UK, France, Mexico, Brazil and Switzerland in an online interchange of maintenance information and best operating practices.

March 9, 2009 - 9:21am

The first revenue flight of an American Airlines Boeing 767-300ER equipped with Aviation Partners Boeing Blended Winglets left Dallas/Fort Worth International Airport Sunday night at 8:35 p.m. with 204 passengers on board and arrived ahead of schedule at London Heathrow Airport this morning at 10:26 a.m. local time.

March 2, 2009 - 6:30am

A trio of helicopter trade associations–the Association of Air Medical Services, the Helicopter Association International and the Air Medical Operators Association–is recommending the FAA mandate night vision goggles, enhanced vision systems, or IFR-only operations for all night flights of EMS helicopters. The recommendations overlap many key advisories the NTSB made in 2006.

February 27, 2009 - 10:33am

Bombardier Learjet 35A, Goodland, Kan., Oct. 17, 2007–The pilot’s failure to maintain control of the Learjet was the cause of its running off the runway on landing at Renner Field, according to the NTSB.

February 27, 2009 - 10:32am

Hughes 369A, Moulton, Ala., May 13, 2007–The NTSB blamed the crash of the 369 on the separation of its main rotor blade from its tension torsion bar, but
the Board could not determine a reason for the separation. The pilot had recently bought the helicopter and an annual inspection was done just before the sale.
A main rotor blade was replaced and

February 27, 2009 - 9:40am

Flying Colours, an Ontario-based independent completion and refurbishment center, has been awarded a contract to manage the aircraft paint scheme refurbishment for private jet programs provider Flight Options.

February 23, 2009 - 1:54pm

Sandel Avionics has received FAA approval for a new reversionary attitude mode for two of its electronic primary navigation displays, allowing aircraft pitch-and-roll symbology to be presented on the nav display in the event of primary attitude indicator failure. The feature is available now for the company’s SN3500 (3ATI) and SN4500 (4ATI) high-resolution, LED backlighted navigation displays.

 
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