Adolphe Kégresse
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Adolphe Kégresse was a French military engineer who invented the half-track and dual clutch transmission.
Adolphe Kégresse seated behind the wheel of the Imperial "Benz". At the main entrance of Catherine Palace, Tsarskoye Selo, Russia, September 9, 1911.
Tsar Nicholas II Car Garages, Pushkin, Saint Petersburg where Kégresse was Head of the Mechanical Department
bas-relief image of a car race, Tsar Nicholas II Car Garages, Pushkin, Saint Petersburg
Former Tsar Nicholas II Car Garages, Pushkin, Saint Petersburg in July 2017
Dual-clutch transmission
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A dual-clutch transmission is a type of multi-speed vehicle transmission system, that uses two separate clutches for odd and even gear sets. The design is often similar to two separate manual transmis
Adolphe Kégresse
…Adolphe Kégresse (1879, Héricourt, Haute-Saône – 1943) was a French military engineer who invented the half-track and dual clutch transmission. Born at Héricourt, and educated in Montbéliard, he moved in 1905 to Saint Petersburg, Russia to work for the Russian Tsar Nicholas II. To improve the…
DCT based on a concentric clutch layout (inside the round black cover, shown in the center of the image)