buffet

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buffet

aerodynamic excitation of an aircraft structure by separated flows

Buffet

Bernard . 1928--99, French painter and engraver. His works are characterized by sombre tones and thin angular forms

buffet

i. An irregular oscillation of an aircraft caused at the moment of stall, at very high angles of attack, and in some subsonic aircraft when flying at very high Mach numbers caused by eddy formation and separation of boundary layer.
ii. The knocking about sustained by an aircraft surface when severe turbulence or gust conditions are encountered.
iii. As used in parachuting, it means longitudinal oscillations of the body during free fall caused by holding the arms too high and the legs too straight.
References in periodicals archive ?
The RMT has written to the Government demanding that guards and buffet cars be retained on all intercity services, with all train maintenance retained in-house.
The union has been seeking assurances about staffing levels, jobs, buffet car facilities and maintenance on the new Super Express trains.
The TSSA has also joined the Rail, Maritime and Transport union (RMT) in warning that buffet cars on trains along the South Wales route could be scrapped and jobs axed when new trains come into service in 2017.
The Rail, Maritime and Transport union (RMT) says new trains commissioned by the UK Government could allow the sacking of on-board staff, the axing of buffet cars and leave a question mark hanging overt the future of existing maintenance depots.
ECR s successful bid for the Au1.8m tender means it will supply East Coast s on-train catering staff with handheld devices to process payments from passengers making purchases from trolleys and buffet cars on all routes.
A First Great Western spokesman said there are currently no plans to remove buffet cars from trains, and highlighted to the return of Pullman dining services in South Wales.
The Rail, Maritime and Transport union said it was opposed to any moves to cut buffet cars, on-board staff and maintenance workers on First Great Western and East Coast services.
Removing the buffet cars will also bring savings on fuel and train-leasing costs.
A LEADING rail union is warning of industrial action over the introduction of new trains it said could lead to the axing of guards and buffet cars.