
Displaying motorbike with a water-cooled engine (the radiator is very prominent above and around the rear wheel) that is designed tubular frame. Rear wheel is directly connected from the trunk link (a similar arrangement with steam locomotives). There is no flywheel in addition to the rear wheels, and need heavy rubber band to give a boost again.
The Hildebrand & Wolfmüller patented on January 20, 1894, with 1489 cc engine (90.9 cu in) two-cylinder, four-stroke engine, with bore and stroke 90 mm x 117 mm (3.5 in. × 4.6 in.). It produced 1.9 kW (2.5 bhp) @ 240 rpm to promote weight 50 kg (110 lb) up to a maximum speed of 45 km / h (28 mph)
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