US Patent 9144284 Multi-strand braiding device and method

A device and method for braiding hair or other flexible filaments is disclosed herein. The device comprises a set of gears comprising sector gears and elliptical gears, the elliptical gears having a hollow center portion for receiving the hair or other flexible material. The device further comprises a controller, a motor, a power source, and a user interface. The user interface allows the user to select a variety of weaving patterns. The device and method of the present disclosure may be employed to weave four or more strands of material into a braid.