Removable battery for foldable electric bicycle, has battery located in inner side of battery case that is located in inner side of front part of bar comprising envelope to protect case, and folding device providing electric connection

摘要

The battery has a folding device (7) fixed at a hollow transverse bar (10) that is divided into a front part and a rear part. A battery (2) is placed in an inner side of the front part of the bar. A control device (11) is placed in an inner side of the rear part of the bar. The battery and the control device are electrically connected with each other. The battery is located in an inner side of a battery case (8) that is located in the inner side of the front part of the bar that comprises an envelope to protect the battery case. The folding device provides electric connection.