ELECTRICALLY OPERATED VEHICLE, IN PARTICULAR ELECTRIC BICYCLE, WITH IMPROVED BATTERY ASSEMBLY

The present invention relates to an electrically and/or muscle-powered vehicle, in particular an electric bicycle, comprising a battery with a first electrical connection (14), and a holding device (2) with a second electrical connection (15) for electrical contacting of the first electrical connection (14) of the battery, wherein the holding device (2) is arranged on the vehicle, and wherein between the battery (11) and the holding device (2) a groove-and-key connection (3), comprising a groove (30) and a key (31), is provided, such that rotation of the battery (11) on the holding device (2) is possible.