公开(公告)号：US09925644B2

公开(公告)日：2018-03-27

申请号：US14895077

申请日：2014-06-11

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Michihiro Yamahara

IPC: B24D5/16 ,  B24B45/00

CPC classification number: B24D5/16 ,  B24B45/00

Abstract: An adapter according to one aspect is an adapter for fixing to a shaft of a grinding machine a grinding wheel having a through-hole where the shaft is inserted. The adapter is provided with a main body having at least a portion thereof inserted into the through-hole, the main body including an outer wall that contacts a wall of the through-hole and an inner wall that forms an opening that corresponds to the shaft, and a plurality of reinforcing parts provided in predetermined intervals along a circumferential direction of the main body. Each reinforcing part extends from the inner wall to the outer wall, and a notch is formed in each reinforcing part.

公开(公告)号：US20160129557A1

公开(公告)日：2016-05-12

申请号：US14895077

申请日：2014-06-11

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Michihiro Yamahara

IPC: B24D5/16

CPC classification number: B24D5/16 ,  B24B45/00

Abstract: An adapter according to one aspect is an adapter for fixing to a shaft of a grinding machine a grinding wheel having a through-hole where the shaft is inserted. The adapter is provided with a main body having at least a portion thereof inserted into the through-hole, the main body including an outer wall that contacts a wall of the through-hole and an inner wall that forms an opening that corresponds to the shaft, and a plurality of reinforcing parts provided in predetermined intervals along a circumferential direction of the main body. Each reinforcing part extends from the inner wall to the outer wall, and a notch is formed in each reinforcing part.

Abstract translation: 根据一个方面的适配器是用于将研磨机的轴固定到具有插入轴的通孔的砂轮的适配器。 适配器设置有主体，其主体至少部分插入通孔中，主体包括与通孔的壁接触的外壁和形成对应于轴的开口的内壁 以及沿主体的周向以规定间隔设置的多个加强部。 每个加强部分从内壁延伸到外壁，并且在每个加强部分中形成有切口。

公开(公告)号：US20160303708A1

公开(公告)日：2016-10-20

申请号：US15103778

申请日：2014-12-18

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Michihiro Yamahara

IPC: B24D3/00 ,  B24D9/08 ,  B24D11/02 ,  B24D9/02

CPC classification number: B24D3/002 ,  B24B37/22 ,  B24D9/02 ,  B24D9/08 ,  B24D11/003 ,  B24D11/02

Abstract: A polishing cushion for realizing a plurality of types of polishing with a single polishing apparatus. A polishing cushion according to one embodiment includes a first outer layer facing one out of a polishing member and a support member, a second outer layer facing the other out of the polishing member and the support member, an inner layer positioned between the first outer layer and the second outer layer; and a plurality of spaces formed in the second outer layer which the inner layer is able to enter. The hardness of the inner layer is lower than both of the hardness of the first outer layer and the hardness of the second outer layer.

Abstract translation: 一种抛光垫，用于利用单个抛光装置实现多种类型的抛光。 根据一个实施例的抛光垫包括面向抛光构件中的一个的第一外层和支撑构件，与抛光构件相对的第二外层和支撑构件，位于第一外层之间的内层 和第二外层; 以及在内层能够进入的第二外层中形成的多个空间。 内层的硬度低于第一外层的硬度和第二外层的硬度。

公开(公告)号：US20220080556A1

公开(公告)日：2022-03-17

申请号：US17416784

申请日：2019-12-23

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Michihiro Yamahara ,  Naohiro Nagafuchi ,  Mayumi Yoshikawa ,  Masashi Nakayama ,  Shoichi Masuda

IPC: B24D13/04 ,  B24D18/00

Abstract: Object: To provide a grinding wheel and a method of manufacturing a grinding wheel having added value while providing a suppressed manufacturing cost. Solution Means: The grinding wheel is a grinding wheel including an abrasive portion including nonwoven fabric, wherein the abrasive portion includes an outer peripheral portion formed with the nonwoven fabric including abrasive grains on an outer peripheral side, and an inner peripheral portion formed with the nonwoven fabric not including the abrasive grains, and a ratio of a thickness in a radial direction of the outer peripheral portion to a thickness in a radial direction of the abrasive portion is from 3% to 60%.

公开(公告)号：US20200148928A1

公开(公告)日：2020-05-14

申请号：US16473263

申请日：2017-12-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Michihiro Yamahara

IPC: C09K3/14 ,  C08K3/02 ,  C08K3/34 ,  C08J9/00 ,  C08J9/232

Abstract: An abrasive material containing a cured product of a thermosetting resin powder, comprising: a porous body having a plurality of bubbles derived from heat-expandable microspheres; and abrasive grains dispersed in the porous body.