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.
First Great Western, whose current franchise ends in 2015 but has been offered a new deal that will run for at least three and a half years after, says it has no current plans to remove buffet cars from trains RMT general secretary Mick Cash said: "This Government of the rich, for the rich and by the rich now intend to introduce an upstairs-downstairs service on Britain's long haul rail services which would condemn the vast majority to pay through the nose to travel in rammed-out carriages where the catering trolley is jammed at one end while the elite glide through the country like extras from Downton Abbey.
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.
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.
Removing the buffet cars will also bring savings on fuel and train-leasing costs.
The employee-owned grocer, part of the John Lewis Partnership, will supply all standard-class buffet cars across the entire Eurostar fleet with hot and cold food including mushroom risotto, chicken tikka masala, classic British sandwiches and croque monsieur grilled cheese and ham sandwiches.
The decision by First Great Western to do away with their buffet cars is a sad sign of the times.