公开(公告)号：US20250122022A1

公开(公告)日：2025-04-17

申请号：US18890723

申请日：2024-09-19

Applicant: SEMES CO., LTD.

Inventor： Dong Won YUN

IPC: B65G17/20 ,  H01L21/677

Abstract: A gripping device connected to a vehicle for transporting items to be transported in a semiconductor manufacturing plant, includes: a base unit provided on the vehicle to be movable up and down; and a hand unit provided on the base unit and having an adjustable spacing to either secure or release the items, wherein the hand unit includes: motors; a conversion module converting the rotational motion of the motors into linear motion; and grippers connected to the conversion module, with their spacing adjusted in conjunction with the conversion module.

公开(公告)号：US20230183012A1

公开(公告)日：2023-06-15

申请号：US17978966

申请日：2022-11-02

Applicant: SEMES CO., LTD.

Inventor： Dong Won YUN ,  Doo Bong KIM ,  Su Ung LEE

IPC: B65G17/12

CPC classification number: B65G17/12

Abstract: Provided is a transport system to facilitate interlayer movement of a transported object. The transport system comprises: a rail device; and a transport vehicle moving in the rail device, wherein the rail device comprises: a first rail with a first inclination angle; a second rail with a second inclination angle larger than the first inclination angle; a first connection rail configured to connect the first rail to the second rail; and a rack rail installed along the first connection rail and the second rail, wherein the transport vehicle comprises: a frame; a driving wheel connected to the frame and moving the first rail, the first connection rail and the second rail; and a pinion gear connected to the frame and moving along the rack rail.