公开(公告)号：US11962257B2

公开(公告)日：2024-04-16

申请号：US17897624

申请日：2022-08-29

Applicant: MAKITA CORPORATION

Inventor： Yuki Kawai ,  Naoya Asami

IPC: H02K7/14 ,  F04D25/06 ,  H02P7/22 ,  H02P7/29 ,  H02P29/10 ,  H02P29/40

CPC classification number: H02P29/10 ,  F04D25/06 ,  H02P7/22 ,  H02P7/29 ,  H02P29/40

Abstract: A blower in one aspect of the present disclosure includes: a housing including a first discharge port; a motor in the housing; a fan in the housing; an attachment fitting portion; and a motor drive circuit. The attachment fitting portion is configured to detachably attach, to the first discharge port, an attachment including a second discharge port. The motor drive circuit (i) delivers a designated power to the motor and (ii) performs a constant power control that maintains a magnitude of an electric power delivered to the motor at a magnitude of the designated power.