Heinz Isler's Infinite Spectrum: Formfinding in Design
Heinz Isler's Infinite Spectrum: Formfinding in Design
Heinz Isler's Infinite Spectrum: Formfinding in Design
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<strong>He<strong>in</strong>z</strong> Isler, Load-test model for shell<br />
of the Flieger Flab air museum,<br />
Dübendorf, near Zurich, 1987<br />
left: Isler rigorously load-tested each<br />
new shell type us<strong>in</strong>g res<strong>in</strong> models<br />
monitored with stra<strong>in</strong> gauges. The<br />
models were held <strong>in</strong> timber frames and<br />
loaded by a s<strong>in</strong>gle weight hang<strong>in</strong>g from<br />
an elaborate system of spreader beams<br />
and str<strong>in</strong>gs, as shown here for the 18.6<br />
x 51.7 metre (61 x 169.6 foot) shells<br />
of an aircraft museum <strong>in</strong> collaboration<br />
with architects Haus + Herd.<br />
<strong>He<strong>in</strong>z</strong> Isler with Copeland Associates and<br />
Haus + Herd, Swimm<strong>in</strong>g pools, Norfolk<br />
Health & Racquets Club, Norwich, 1991<br />
below: The wood-wool <strong>in</strong>sulation used<br />
to l<strong>in</strong>e the formwork dur<strong>in</strong>g construction<br />
is left <strong>in</strong> place, creat<strong>in</strong>g a warm and<br />
acoustically deadened environment for<br />
the swimm<strong>in</strong>g pools which typically span<br />
up to 35 x 35 metres (114.8 x 114.8<br />
feet). The shell form elegantly reduces the<br />
heated volume while <strong>in</strong>troduc<strong>in</strong>g natural<br />
daylight through the clear facades.<br />
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