公开(公告)号：US11999401B2

公开(公告)日：2024-06-04

申请号：US16516819

申请日：2019-07-19

Applicant: Triangle Strong Partners, LLC

Inventor： Brady Smith

IPC: B62B5/00 ,  B60S1/68 ,  B62B1/12 ,  B62B5/04 ,  B62B5/06 ,  B62D51/06

CPC classification number: B62B5/0043 ,  B60S1/68 ,  B62B1/12 ,  B62B5/0066 ,  B62B5/0069 ,  B62B5/04 ,  B62B5/0438 ,  B62B5/06 ,  B62D51/065 ,  B62B2005/0471 ,  B62B2202/42

Abstract: A weight-bearing device includes a single wheel, a frame attached to the wheel, and an electric motor attached to the frame. The electric motor is configured to rotate a first gear, connected to a second gear with a chain. The second gear is connected to the wheel. The second gear and the first gear may have a gear ratio of greater than 8:1.