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Diamant Handy folding bike

The "Handy" was a folding bike made in the early 90's by Diamant, one of the oldest bicycle manufacturers in Germany, they are no longer in business.  It was designed by John S. Strozyk, an American living in Germany, who filed for a patent on it (drawing below) in 1988.  It was made of stainless steel and featured a 7-speed Shimano hub gear with a coaster brake.

Diamant Handy folding bike

Diamant Handy folding bike - folded

Photos courtesy of the Embacher Collection

Patent drawing

Diamant Handy Strozyk patent drawing