公开(公告)号：US20180094393A1

公开(公告)日：2018-04-05

申请号：US15566340

申请日：2016-04-12

Applicant: MAKITA CORPORATION

Inventor： Makoto TAKAHASHI ,  Tadasuke MATSUNO ,  Tsuyoshi TANAKA

IPC: E01H1/08 ,  F04D25/08

CPC classification number: E01H1/0809 ,  A01G20/47 ,  F04D25/0673 ,  F04D25/08

Abstract: Disclosed is a backpack-type air-blowing working machine in which a volute casing incorporating a centrifugal fan configured to be driven by an electric motor is assembled in an upstanding manner to a backpack frame to be carried on the back of an operator using shoulder straps during use. The backpack-type air-blowing working machine includes a rechargeable battery pack connected to the electric motor and detachably attached to the backpack frame, such that a position of the center of gravity of the backpack-type air-blowing working machine as viewed from the rear thereof is located below a rotation axis of the centrifugal fan, and a position of the center of gravity of the backpack-type air-blowing working machine as viewed from the side thereof is located forward of a rear end of the volute casing.

公开(公告)号：US20180080453A1

公开(公告)日：2018-03-22

申请号：US15568062

申请日：2016-04-19

Applicant: MAKITA CORPORATION

Inventor： Hirokatsu YAMAMOTO ,  Yuki KAWAI ,  Makoto TAKAHASHI

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

CPC classification number: F04D25/08 ,  F04D25/0673 ,  F04D25/166 ,  F04D27/004 ,  F04D27/008 ,  H02P5/46 ,  H02P6/04 ,  H02P6/06 ,  H02P6/18 ,  H02P2006/045

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.

公开(公告)号：US20140056738A1

公开(公告)日：2014-02-27

申请号：US13965470

申请日：2013-08-13

Applicant: MAKITA CORPORATION

Inventor： Makoto TAKAHASHI

IPC: F04D13/06

CPC classification number: F04D13/068 ,  A47L5/14 ,  A47L5/24 ,  A47L9/2805 ,  A47L9/2831 ,  A47L9/2857 ,  A47L9/2878 ,  A47L9/2889

Abstract: Provided is a rechargeable fan device that includes a fan; a motor that drives the fan to rotate; a battery that supplies power to the motor; a voltage generation unit that generates a control voltage of a predetermined voltage value based on DC power inputted; a first supply path used to supply DC power from the battery to the voltage generation unit; a semiconductor switch that brings the first supply path into/out of conduction; a DC jack used to input DC power from an external DC power source; a second supply path used, when the DC power is inputted into the DC jack, to supply the DC power to the voltage generation unit; and a control unit that controls driving of the motor and charging of the battery.

Abstract translation: 提供一种可充电风扇装置，其包括风扇; 驱动风扇旋转的电机; 向电动机供电的电池; 电压产生单元，其基于输入的DC电力产生预定电压值的控制电压; 用于将来自电池的DC电力提供给电压产生单元的第一供电路径; 半导体开关，其使第一供电路径进入/断开; 用于从外部直流电源输入直流电源的直流插孔; 当所述直流电力被输入到所述直流插孔时，将所述直流电力提供给所述电压产生单元; 以及控制单元，其控制电动机的驱动和电池的充电。

公开(公告)号：US20160305438A1

公开(公告)日：2016-10-20

申请号：US15087273

申请日：2016-03-31

Applicant: MAKITA CORPORATION

Inventor： Hirokatsu YAMAMOTO ,  Yuki KAWAI ,  Makoto TAKAHASHI

IPC: F04D27/00 ,  F04D29/28 ,  F04D29/32 ,  A47L5/14 ,  F04D29/52 ,  F04D29/44 ,  F04D29/54 ,  F04D25/06 ,  F04D29/42

CPC classification number: F04D27/004 ,  A01G20/47 ,  F04D25/0613 ,  F04D25/0673 ,  F04D25/0693 ,  F04D25/166 ,  F04D29/4226

Abstract: A fluid aparatus includes an apparatus main body that includes a motor and a fan driven by the motor, a frame on which the apparatus main body is mounted, a pipe that is detachably attached to the apparatus main body to discharge and introduce a fluid by rotation of the fan, an operation unit that is provided to the pipe to input an operation command for the apparatus main body by operation from outside, a cable that transmits a signal between the operation unit and the apparatus main body, and a connecting portion that is provided to the cable to separably couple the operation unit and the apparatus main body to each other.

Abstract translation: 流体装置包括：设备主体，包括电动机和由电动机驱动的风扇;安装设备主体的框架;可拆卸地附接到设备主体的管道，用于通过旋转排出和引入流体 所述操作单元设置在所述管道上，以从外部操作输入用于所述装置主体的操作命令，在所述操作单元和所述装置主体之间传输信号的电缆和连接部分， 提供给电缆以使操作单元和设备主体彼此可分离地联接。

公开(公告)号：US20160169249A1

公开(公告)日：2016-06-16

申请号：US14950405

申请日：2015-11-24

Applicant: MAKITA CORPORATION

Inventor： Makoto TAKAHASHI ,  Akira OJIMA

IPC: F04D29/66 ,  H02K11/00 ,  F04D29/52 ,  F04D25/06 ,  F04D29/32 ,  F04D29/38 ,  H02K7/14 ,  F04D19/00

CPC classification number: F04D29/325 ,  A01G20/47 ,  F04D19/002 ,  F04D25/0673 ,  F04D29/667

Abstract: A blower apparatus of the type which comprises a body housing with air inlet and outlet ends, a cylindrical motor casing assembled within the body housing in such a manner as to permit therethrough airflow introduced into the air inlet end of the body housing and exhausted outwardly from the air outlet end of the body housing, an electric motor mounted within the motor housing, an axial-flow fan having a plurality of fan blades attached on a rotary drive shaft driven by the electric motor, wherein the number Z of fan blades of the axial-flow fan and the rated rotation speed n (r/s) of the rotary drive shaft under maximum power in normal operation of the blower apparatus are determined to satisfy the following correlation Z·n≦2000 (provided, n>160).

Abstract translation: 一种鼓风机装置，其包括具有空气入口和出口端的主体壳体，圆柱形电动机壳体，其组装在主体壳体内，以允许通过气流引入到主体壳体的空气入口端并从外部排出 主体壳体的出风端，安装在电动机壳体内的电动机，具有安装在由电动机驱动的旋转驱动轴上的多个风扇叶片的轴流风扇，其中风扇叶片的数量Z为 轴流风扇和鼓风机装置的正常运行时的最大功率下的旋转驱动轴的额定转速n（r / s）被确定为满足以下相关性Z·n＆nlE; 2000（提供，n> 160）。