Piano Design
Felt Research
Stephen
Birkett
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Piano Design |
Stephen
Birkett
|
Research
Piano Design
Piano Action Dynamics Felt High Speed Imaging Organology Physical Systems Animal Growth Modelling Environmental Systems Teaching
Music
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Scanning electron microscope
images of felt. Right click (or mac equivalent) on the images to download
a higher resolution tif version. | ||||
| Abel 1999 hammer #29. Top strikepoint surface. Side view. 80X. | |||||
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| The "fluffy" outer surface of the hammer is visible
in most of the image above. Top right corner is space, i.e. above the fluffiest
part of the hammer surface. Toward the bottom of the image the main, denser
part of the hammer felt body begins. The other images below show higher
magnification of the denser part at various depths below the strikepoint.
Abel 1999 hammer #29 strikepoint. Surface at denser main felt. 450X. | |||||
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| Abel 1999 hammer #29 strikepoint. Middle depth. 450X. | |||||
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Abel 1999 hammer #29 strikepoint. Depth immediately above core felt. 450X. | |||||
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Abel 1999 hammer #29 strikepoint. Core felt. 450X. | |||||
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Wurzen front punching felt. Vertical section. 200X | |||||
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Wurzen front punching felt. Vertical section. 450X | |||||
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Wurzen front punching felt. Wool fibre. 2500X | |||||
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All images were prepared in a vacuum scanning electron microscope. Felt gold sputtered to 30nm. | |||||
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