US 12,296,466 B2
Robotic arm
Gang Zhu, Haidian Beijing (CN); Kewen Mu, Haidian Beijing (CN); Ke Xu, Haidian Beijing (CN); Wei Tian, Haidian Beijing (CN); and Xiangrui Zhao, Haidian Beijing (CN)
Assigned to BEIJING ROSSUM ROBOT TECHNOLOGY CO., LTD, Haidian Beijing (CN)
Appl. No. 18/546,443
Filed by BEIJING ROSSUM ROBOT TECHNOLOGY CO., LTD, Haidian Beijing District (CN)
PCT Filed May 5, 2022, PCT No. PCT/CN2022/090970
§ 371(c)(1), (2) Date Aug. 15, 2023,
PCT Pub. No. WO2023/115782, PCT Pub. Date Jun. 29, 2023.
Claims priority of application No. 202111587900.7 (CN), filed on Dec. 23, 2021.
Prior Publication US 2024/0116197 A1, Apr. 11, 2024
Int. Cl. B25J 17/02 (2006.01); B25J 18/00 (2006.01); B25J 19/00 (2006.01)
CPC B25J 17/0275 (2013.01) [B25J 18/00 (2013.01); B25J 19/0004 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A robotic arm, comprising:
an upper arm and a front arm;
a first joint structure, wherein the upper arm and the front arm are articulated together by the first joint structure;
a second joint structure, arranged at an end of the upper arm and/or an end of the front arm;
a first driving mechanism, arranged in the upper arm; and
a second driving mechanism, arranged in the front arm,
wherein the first joint structure comprises a first force amplification apparatus and a first locking element, the second joint structure comprises a second force amplification apparatus and a second locking element, and the first driving mechanism and the second driving mechanism apply an acting force to the first locking element and/or the second locking element by the first force amplification apparatus and/or the second force amplification apparatus.