Yamaha Motor Co Ltd will release a hybrid electric bicycle that optimally assists the pedaling at all of its eight gear speeds. The new bicycle, "PAS Brace," is a sporty model aimed at male users. Its assisting power is controlled according to the gear position and the speed. Its main features is an eight-speed gear transmission with a shift position sensor to detect the gear speed at which it is running. The system decides an optimal assisting power during the ride including the starting up, accelerating and running phases of the ride. Electricity power decreases after the speed reaches 15km/h (9.32mph), and no electricity is provided at 24km/h or more. At a speed of less than 24km/h, the S.P.E.C.8 efficiently assists the pedaling by minutely controlling the electricity supply according to the gear in use. Therefore, if the eight-speed gear is efficiently used.More at the Nikkei
