Components of an electric bicycle, an electric bicycle and production of a bicycle frame and other bicycle components

Abstract

The invention relates to an electric bicycle and components of an electric bicycle. A bicycle frame (100) for an electric bicycle is formed by a unitary structure and manufactured by injection moulding of reinforced thermoplastic material, wherein the unitary structure comprises: a head tube (110); a seat tube (130), preferably having a seat post receptable configured to receive a seat post; a middle portion connecting the head tube and the seat tube; and a rear portion configured to engage a rear wheel. An elongated cavity (125) is formed in either the middle portion or the rear portion and is configured to accommodate at least one energy store. Further, the invention relates to an electric bicycle and the manufacturing method and structure of the major components parts as bicycle frame, seat post and fork. Further, it is addressed, how interrelated components such as seat post and seat tube are securely interengaged.

Dependencies are inferred from the claim text.