公开(公告)号：US11548171B2

公开(公告)日：2023-01-10

申请号：US16989525

申请日：2020-08-10

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Shih-Ping Lee ,  Hen-Diong Kng ,  Hao-Yan Wu ,  Tsang-Fang Jeng ,  Shu Huang ,  Hung-Hsiu Yu

IPC: B25J17/00 ,  B25J9/00 ,  B25J15/04

Abstract: A robot arm including a first joint, a second joint, and a coupling element is provided. The first joint has a first inclined surface. The second joint is jointed to the first joint and has a second inclined surface. The coupling element has a third inclined surface and a fourth inclined surface opposite to the third inclined surface, wherein the third inclined surface contacts the first inclined surface, and the fourth inclined surface contacts the second inclined surface.