Derailleur gears designed and built in the late 19th century. One example is the Protean two-speed derailleur available on the Whippet safety bicycle. The French bicycle tourist, writer and cycling promoter Paul de Vivie (1853–1930), who wrote under the name "Vélocio", invented a two speed rear derailleur in 1905 which he used on forays into the Alps. Some early designs used rods to move the chain onto various gears. 1928 saw the introduction of the "Super Champion Gear" (or "Osgear") from the company founded by champion cyclist Oscar Egg, as well as the Vittoria Margherita; both employed chainstay mounted 'paddles' and single
Influence of French on English in brackets, then comes its Old French origin in bold and the century of its introduction on the right. Influence of French on English There has been a long-standing influence of French on English, in terms of syntax, grammar, lexicon, spelling and pronunciation. Most French vocabulary that entered English occurred after the Norman conquest of England in 1066 and the establishment of a French-speaking administration. French became the language of the court, the administration and the elites for several centuries, until after the Hundred Years War. English has been constantly influenced by French from that time till present day. According