Method for the producing of an extruded frame element with battery pack profile for use in a bicycle frame comprising a plurality of frame elements, where the frame elements are interconnected and constitute a structure with such great rigidity that the bicycle frame under ordinary loading does not change its geometrical shape, wherein the at least one frame element is extruded with variable material thicknesses in a given cross sectional profile, and a recess is made in the at least one extruded frame element, as well as a bicycle frame comprising such a frame element, wherein a stable bicycle frame with sufficient strength is achieved, and wherein the bicycle frame becomes as discreet as possible.
BICYCLE FRAME WITH BUILT-IN AND REMOVABLE BATTERY
FAHRRADRAHMEN MIT INTEGRIERTER UND HERAUSNEHMBARER BATTERIE
CADRE DE BICYCLETTE AVEC BATTERIE INTÉGRÉE ET AMOVIBLE
2019-10-16
Patent
Elektronische Ressource
Englisch
IPC: | B62K Fahrräder , CYCLES / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |