Examples of using Flapping wings in English and their translations into German
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Links to the theme flapping wings.
On the EV2 the flapping wings offers a good potential for a strong twisting.
Angel of death with flapping wings.
The angel of death with flapping wings has an expressive skull, which he moves just like the white wings and arms.
It was the sound of flapping wings!
The architectural design by Architektur Consult, Domenig&Eisenköck included a slanting façade that is supposed to remind onlookers of a bird's flapping wings.
Auspicious bird- with its flapping wings the crane heralds the dawn.
Shock your neighbors with the angel of death with flapping wings.
An almond-powered design with flapping wings, almost like a bird's wing. .
The ornithopter is defined as an experimental device propelled by flapping wings.
An almond grated construction with flapping wings, almost like a bird's wing. .
They show a non-planar pair of vortices with variable span, closely following the wings and missing approach vortices please look at external link4 andthe Arrangements of wing tip vortices on flapping wings, PDF0.5MB.
Naturally, the great archetype for technical flapping wings is the living bird wing. .
The flapping wings on this jacket were snapped by the designer's husband the photographer Patrik Robyn- an image of freedom and escape that was counterbalanced by the use of chains and restraining metal accessories elsewhere in the collection.
Furthermore there is shown his Thrust-Wing with its rotating flapping wings- an inspiration from the flight of Dragonfly.
Beyond, a stark silence reigned in this desolate natural setting, a silence barely broken by the flapping wings of petrels or puffins.
If one compares in this context the calculated examples in the article Flapping wings with and without wing rotation(in German, PDF 0.7 MB) it confirms that equable and uneven lift have preferences.
In Europe, Leonardo da Vinci sketched the first designs for an airplane,a mand grated design with flapping wings, almost like a bird's wing. .
When rotating the wing, the required twisting becomes smaller, at least in wing upstroke please see calculated examples in Flapping wings with and without wing rotation, in German, PDF 0.7 MB.
Further details of the flapping wing theory and a calculation method that uses quasi-steady aerodynamics and blade element theory,which has already been used for flapping wings by Otto Lilienthal, can be found in the handbook.
In the Ring-vortex gait the flapping wing is aerodynamically active only during the downstroke.
On a stretched flapping wing lift is generated similar to an inflexible airfoil flown against from the front.
As the only alternative to the flapping wing he sees"lifting and at the same time forward moving airscrews.
A flapping wing generates, particularly during strong thrust generation, the oncoming flow to its stroke plane partly by itself.
The vertical movement of both crank pins are transmitted by scotch yokes to the flapping wing linkages please see the driving mechanism of the EV4.
Calculating the balance of forces even of a straight and merely slowly flapping wing remained difficult to the present day.
Size and direction of the resulting total inflow inthe several flight situations resulted from the flying speed and the slipstream generated by the flapping wing itself.
With the stroke movement in the direction of the lift force the flapping wing now acts as a wind turbine blade.
The vertical movement of both crankpins are transmitted by scotch yokes to the flapping wing linkages please see the drive mechanism of the EV4.
A sail- though in other circumstances- has about the same function as a flapping wing.