The invention relates to a bicycle frame (2) for an electric bicycle with a multi-tube and integral frame section (30) which has a supporting tube (32) and a housing tube (34), wherein the supportingtube (32) delimits a supporting chamber (33) extending in the longitudinal direction of the frame section (30), and the housing tube (34) delimits a housing chamber (35) extending in the longitudinaldirection of the frame section (30), wherein the housing tube (34) has a battery opening (26) through which a battery (24) is insertable into the housing chamber (35), and wherein the supporting tube(32) has a greater wall thickness (T) than the housing tube (34). By means of such a bicycle frame, a bicycle frame having a battery opening is provided, wherein the bicycle frame has a high degree ofrigidity and a low weight.
本发明涉及一种用于电动自行车的自行车车架(2),所述自行车车架具有多管式且一体式的车架区段(30),所述车架区段(30)具有承载管(32)和壳体管(34),其中,所述承载管(32)限定沿车架区段(30)的纵向延伸的承载腔(33)的边界,并且所述壳体管(34)限定沿车架区段(30)的纵向延伸的壳体腔(35)的边界,其中,所述壳体管(34)具有电池开口(26),电池(24)通过所述电池开口(26)能够装入所述壳体腔(35)中,并且其中,所述承载管(32)比所述壳体管(34)具有更大的壁厚度(T)。通过这种自行车车架提供一种具有电池开口的自行车车架,其中,这种自行车车架具有高刚度和低重量。
BICYCLE FRAME FOR AN ELECTRIC BICYCLE
用于电动自行车的自行车车架
2020-07-10
Patent
Elektronische Ressource
Chinesisch