Velomotor with common motor block and pedalier mechanism subject to their chart and chain transmission (Machine-translation by Google Translate, not legally binding)

摘要

Velumotor with common engine block and bottom bracket mechanism attached to the frame and chain transmission characterized in that a first grip is provided for the engine block that rigidly receives the moments coming from the pedaling around the longitudinal axis and the moments coming from the unilateral traction of the chain around the height axis of the engine block while the subsequent moments coming from the engine and the pull of the chain around the transverse axis of the engine block are collected by a second fastener. (Machine-translation by Google Translate, not legally binding)