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公开(公告)号：US20210025485A1
公开(公告)日：2021-01-28
申请号：US16518295
申请日：2019-07-22
Applicant: HIWIN TECHNOLOGIES CORP.
Inventor： YU-HSIN LIN , CHI-YING YEN
Abstract: A ball screw mountable on a mounting bed includes a screw shaft having a cylindrical shaft body which extends along an axis, and a helical external groove which is provided on the shaft body, a ball nut having a carrier seat which is rotatably sleeved around the shaft body and which has a carrier portion for carrying the mounting bed, and at least one reaction force sensing module attached to the carrier seat and configured to abut against the mounting bed for measuring a reaction force exerted on the mounting bed by the ball nut during displacement of the ball nut along the screw shaft.
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