公开(公告)号：US20250010425A1

公开(公告)日：2025-01-09

申请号：US18897639

申请日：2024-09-26

Applicant: NHK SPRING CO., LTD.

Inventor： Masahiro FUJII ,  Daisuke FUJINO ,  Yoshihito ARAKI ,  Naoya AIKAWA ,  Nobuyuki FURUGORI ,  Tomonori KASONO

IPC: B24B37/04

Abstract: A polishing device according to an embodiment comprises: a supporting unit for supporting a polishing tool, a stage for holding an object to be polished; a first drive unit for causing the support unit and the stage to move relative to one another along a shape of a polishing surface of the object to be polished, and a second drive unit for causing the support unit to control synchronously with the first drive unit such that one predetermined end of a polishing member attached to the polishing tool faces in a movement direction of the polishing member.