US 12,220,811 B2
Joint apparatus for robot
Jinsoo Jeong, Suwon-si (KR); Jinwoong Kim, Suwon-si (KR); Jinho Choi, Suwon-si (KR); and Cheoggyu Hwang, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Apr. 18, 2023, as Appl. No. 18/136,040.
Application 18/136,040 is a continuation of application No. PCT/KR2021/095136, filed on Dec. 27, 2021.
Claims priority of application No. 10-2021-0002836 (KR), filed on Jan. 8, 2021.
Prior Publication US 2023/0256624 A1, Aug. 17, 2023
Int. Cl. B25J 17/00 (2006.01); B25J 9/10 (2006.01); F16C 19/26 (2006.01); F16C 35/077 (2006.01); F16H 19/08 (2006.01); F16H 49/00 (2006.01)
CPC B25J 17/00 (2013.01) [B25J 9/102 (2013.01); B25J 9/108 (2013.01); F16C 19/26 (2013.01); F16C 35/077 (2013.01); F16H 19/08 (2013.01); F16H 49/001 (2013.01); F16H 2049/003 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A joint apparatus for a robot comprising:
a housing;
a bearing comprising an inner ring and an outer ring that contacts the housing;
a rotating member that contacts the inner ring of the bearing;
a driving apparatus configured to rotate the rotating member;
a hollow pipe provided along a rotation axis of the rotating member, and configured to rotate integrally with the rotating member; and
a plurality of cables provided on the inner side of the hollow pipe,
wherein the housing comprises:
a first housing comprising:
a first support region configured to support and contact a front surface of the outer ring; and
a first fastening region extending rearward from the first support region and on which a first thread is formed, the first fastening region comprising:
a first inner circumferential surface that contacts an outer side surface of the outer ring; and
a second inner circumferential surface comprising the first thread and distanced from the outer side surface of the outer ring; and
a second housing comprising:
a second support region configured to support and contact a rear surface of the outer ring; and
a second fastening region extending forward from the second support region and on which a second thread is formed, and
wherein the second thread is configured to engage the first thread.