公开(公告)号：US11771018B2

公开(公告)日：2023-10-03

申请号：US16896451

申请日：2020-06-09

Applicant: Makita Corporation

Inventor： Yuki Koide ,  Makoto Takahashi

IPC: A01G20/47 ,  A47L5/14 ,  A45F3/14 ,  A47L5/36 ,  F04D25/06 ,  F04D25/08

CPC classification number: A01G20/47 ,  A47L5/14 ,  A45F2003/146 ,  A47L5/36 ,  F04D25/0673 ,  F04D25/08

Abstract: A blower may include: a volute case defining a suction port, a volute chamber, and a discharge port; an impeller rotatably supported within the volute chamber; a motor connected to the impeller and configured to drive the impeller; and an outer case accommodating the suction port of the volute case and the motor. The outer case may include an external suction port and define an air passage extending from the external suction port to the suction port of the volute case. When the blower is held or worn in a predetermined posture by a user, the external suction port of the outer ease may be configured to be located so as to be open vertically downward.

公开(公告)号：US10954947B2

公开(公告)日：2021-03-23

申请号：US15568062

申请日：2016-04-19

Applicant: MAKITA CORPORATION

Inventor： Hirokatsu Yamamoto ,  Yuki Kawai ,  Makoto Takahashi

IPC: H02P6/06 ,  H02P5/46 ,  B08B5/02 ,  H02P5/74 ,  F04D25/08 ,  H02P6/18 ,  F04D25/06 ,  F04D27/00 ,  H02P6/04

Abstract: A backpack-type blower according to one aspect of the present disclosure includes a plurality of fans, a plurality of DC power supplies and a backpack. The plurality of fans and the plurality of DC power supplies are mounted on the backpack. The backpack-type blower is configured to blow winds from the plurality of fans together.