How to design a chair that may survive an Eight-story fall

The newest episode of 99 Percent Invisible is in regards to the the 1940 Emeco 10-06 Navy Chair, fabricated from bent aluminum and powerful sufficient to resist a torpedo blast.

The chair was made to be comparatively utilitarian, with an arched high and three slats coming down the again to fulfill a crossbar. A curved “butt divot” is one among its most distinctive components.

To exhibit the sturdiness of his creation, Dinges took it as much as the eighth flooring of a resort in Chicago, the place the Navy was analyzing submissions, and threw it out of the window. It bounced, however didn’t bend or break.

And so the Navy gave its inventor the contract, and he, in flip, opened a manufacturing unit and referred to as his new enterprise the Electrical Machine and Equipment Company, or: Emeco.

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