公开(公告)号：US20240375227A1

公开(公告)日：2024-11-14

申请号：US18657146

申请日：2024-05-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： DONGHYUN KIM ,  JONGSEONG KO ,  DAEYONG KIM ,  JISU KIM ,  PYUNGKANG KIM ,  KIHONG PARK ,  JUNGJUN PARK ,  JUNGJOON PARK ,  JOOYOUNG PARK ,  JUNHYEOK PARK ,  HOSEOK SONG ,  CHIHO AHN ,  KONGWOO LEE ,  HYUNYOUNG LEE ,  CHUYOUNG CHOUNG ,  JEONGMIN HWANG

IPC: B23P19/06 ,  B23Q5/10

Abstract: A fastening device includes: a support portion including a first end portion, and a second end portion, and a central portion between the first and second end portions; a first pulley, a second pulley, and a third pulley rotatably disposed on the central portion, the first end portion, and the second end portion, respectively; a first connection portion and a second connection portion respectively rotatably disposed on the first and second end portions and respectively connected to the second and third pulleys; a first fastening tool and a second fastening tool respectively connected to the first and second connection portions; and a motor connected to the first pulley, wherein a force generated by the motor and provided to the first pulley is at least partially transmitted to the second and third pulleys to vary a distance between the first and second fastening tools.