US Patent 11248982 Hub connection for pipeline inspection device

A pipeline inspection device, including a rotatable drum housing a cable, where the cable is extendable into a pipe, a camera positioned on an end of the cable, and a hub housing electrical components of the pipeline inspection device and including a battery housing. A stand includes a mounting assembly having a first portion rotatably supporting the drum and a second portion supporting the hub within an interior of the drum, the second portion including a core, where the hub is removably coupled to the mounting assembly via the core. The hub is removably coupled to the mounting assembly by a first engagement member on the hub and a second engagement member on the core.