公开(公告)号：US20190334357A1

公开(公告)日：2019-10-31

申请号：US16508950

申请日：2019-07-11

Applicant: MAKITA CORPORATION

Inventor： Nobuyasu FURUI ,  Hitoshi Suzuki ,  Masaaki FUKUMOTO ,  Takuya UMEMURA ,  Kosuke ITO ,  Hitoshi Sengiku ,  Shuji Yoshikawa ,  Tatsuya Nagahama

IPC: H02J7/00 ,  G08C17/02 ,  B25F5/02 ,  B25F5/00 ,  B25F3/00 ,  G05B13/02

Abstract: A power tool system includes a hand-held power tool having a power tool housing accommodating a motor, and a battery pack interface electrically connected to the motor within the power tool housing. A battery pack includes a battery pack housing accommodating at least one battery cell and a power tool interface electrically connected to the at least one battery cell within the battery pack housing. The power tool interface is configured to be physically and electrically connected to and disconnected from the battery pack interface of the power tool. A communicator is attached to or accommodated within the battery pack housing. The communicator is configured to wirelessly communicate with an external device.

公开(公告)号：US09962781B2

公开(公告)日：2018-05-08

申请号：US14906413

申请日：2014-08-01

Applicant: MAKITA CORPORATION

Inventor： Hitoshi Suzuki

IPC: G05B11/01 ,  B23D59/00 ,  A47L9/28 ,  B24B23/02 ,  B24B55/00 ,  B23Q11/00 ,  B24B55/10 ,  G08C17/02

CPC classification number: B23D59/006 ,  A47L9/2868 ,  B23D59/001 ,  B23Q11/0046 ,  B23Q11/0071 ,  B24B23/028 ,  B24B55/00 ,  B24B55/10 ,  B25F5/00 ,  G08C17/02

Abstract: A dust collector in one aspect of the present invention comprises a dust collection portion, a communication portion, and an interlock operation control portion. When the communication portion receives an interlock command transmitted from an electric working machine, the interlock operation control portion makes the dust collection portion operate interlocking with the electric working machine. The interlock operation control portion includes a storage portion, in which identification information specific to the electric working machine with which the dust collection portion is to be made to perform the interlock operation is stored.

公开(公告)号：US09916739B2

公开(公告)日：2018-03-13

申请号：US15391165

申请日：2016-12-27

Applicant: MAKITA CORPORATION

Inventor： Hitoshi Suzuki

IPC: G08B1/08 ,  B25F5/00 ,  H04B1/03

CPC classification number: G08B1/08 ,  B25F5/00 ,  H04B1/03

Abstract: A communication adapter in one aspect of the present disclosure comprises a plurality of outer surfaces comprising at least two outer surfaces, an interface device, an antenna, and a transmission device. The interface device is provided at at least one outer surface of the at least two outer surfaces and electrically coupled to an electric working machine through the at least one outer surface. The antenna is provided at another at least one outer surface, which is different from the at least one outer surface, among the plurality of outer surfaces, and configured to be capable of transmitting a radio wave for wireless communication with a communication device other than the electric working machine from the another at least one outer surface.

公开(公告)号：US09866046B2

公开(公告)日：2018-01-09

申请号：US15348059

申请日：2016-11-10

Applicant: MAKITA CORPORATION

Inventor： Kosuke Ito ,  Hitoshi Suzuki ,  Akira Naito

IPC: H02J7/00 ,  H02J50/40 ,  H02J50/10 ,  H02J50/80 ,  H02J5/00 ,  H02J7/02

CPC classification number: H02J7/0044 ,  H02J5/00 ,  H02J5/005 ,  H02J7/0021 ,  H02J7/0027 ,  H02J7/0045 ,  H02J7/02 ,  H02J7/025 ,  H02J50/10 ,  H02J50/40 ,  H02J50/80 ,  H02J2007/0001 ,  H02J2007/0096

Abstract: A charger charges a rechargeable battery pack of a cordless power tool. The charger includes at least one wall that at least partially defines a battery pack receiving space for the battery pack, a first guide extending away from the at least one wall, and a second guide extending away from the at least one wall and spaced from the first guide. The at least one wall, the first guide and the second guide are configured to guide the battery pack to a prescribed position relative to the at least one wall. The first guide and the second guide each include a portion inclined relative to the insertion direction by an angle of inclination such that the distance between the inclined portion of the first guide and the inclined portion of the second guide decreases in the insertion direction.

公开(公告)号：US09819203B2

公开(公告)日：2017-11-14

申请号：US15377034

申请日：2016-12-13

Applicant: MAKITA CORPORATION

Inventor： Hitoshi Suzuki ,  Takuya Umemura

IPC: H02J7/00 ,  H01M10/46 ,  H01M10/0525 ,  H01M2/10

CPC classification number: H02J7/0027 ,  H01M2/1022 ,  H01M2/1055 ,  H01M10/0525 ,  H01M10/441 ,  H01M10/46 ,  H01M2220/30 ,  H02J5/00 ,  H02J7/0044 ,  H02J7/0045 ,  H02J7/0054 ,  H02J7/02 ,  H02J7/025 ,  H02J50/10

Abstract: An electric power tool system comprises a tool main body, a battery pack detachably attached to the tool main body, and a first charger that charges the battery pack. The first charger comprises a rechargeable battery that supplies current to at least one rechargeable battery of the battery pack. The at least one rechargeable battery of the first charger preferably has a larger charge storage capacity than the at least one rechargeable battery of the battery pack.

公开(公告)号：US09784795B2

公开(公告)日：2017-10-10

申请号：US14741788

申请日：2015-06-17

Applicant: MAKITA CORPORATION

Inventor： Takuya Umemura ,  Tadahiko Kobayakawa ,  Hitoshi Suzuki

IPC: H01M10/46 ,  G01R31/36 ,  H02J7/00 ,  G01K13/00 ,  H02J7/04

CPC classification number: G01R31/3606 ,  G01K13/00 ,  H02J7/0004 ,  H02J7/0008 ,  H02J7/0011 ,  H02J7/0021 ,  H02J7/0044 ,  H02J7/0073 ,  H02J7/0075 ,  H02J7/041 ,  H02J7/047 ,  H02J2007/0067

Abstract: A charge control device of one example of the present invention comprises a temperature detection unit, a storage unit, and an upper limit setting unit. The storage unit stores a reference current characteristic and at least one of a first current characteristic and a second current characteristic as a charging current characteristic, and stores a reference voltage characteristic and at least one of a first voltage characteristic and a second voltage characteristic as a charging voltage characteristic. The upper limit setting unit selects a characteristic used to set upper limits of a charging current and a charging voltage to the battery from among a plurality of the charging current characteristics and a plurality of the charging voltage characteristics stored in the storage unit.

公开(公告)号：US09723959B2

公开(公告)日：2017-08-08

申请号：US14244267

申请日：2014-04-03

Applicant: MAKITA CORPORATION

Inventor： Hitoshi Suzuki

IPC: A47L9/28 ,  A47L7/00

CPC classification number: A47L7/0095 ,  A47L9/28 ,  A47L9/2857 ,  A47L9/2868 ,  A47L9/2894

Abstract: A dust collector interlocking system includes a transmitter provided in the electric power tool and capable of transmitting a radio signal, and a receiver provided in the suction hose of the dust collector and capable of receiving the radio signal from the transmitter of the electric power tool. The transmitter transmits a drive signal of the electric power tool, and the receiver receives the drive signal of the electric power tool from the transmitter to turn on a start switch of the dust collector.

公开(公告)号：US20170125754A1

公开(公告)日：2017-05-04

申请号：US15403344

申请日：2017-01-11

Applicant: MAKITA CORPORATION

Inventor： Tomoyuki Ota ,  Kiyoshi Nishibe ,  Hitoshi Suzuki

IPC: H01M2/10 ,  H02J7/00 ,  B25F5/00 ,  H01M10/48 ,  H01M2/34

CPC classification number: H01M2/1055 ,  B23B2260/024 ,  B25F5/00 ,  H01M2/10 ,  H01M2/1022 ,  H01M2/1027 ,  H01M2/1033 ,  H01M2/1061 ,  H01M2/34 ,  H01M6/42 ,  H01M10/0525 ,  H01M10/058 ,  H01M10/48 ,  H01M10/488 ,  H01M2200/103 ,  H01M2220/30 ,  H02J7/0021 ,  H02J7/0045 ,  H02J7/0063 ,  H02J2007/004

Abstract: An adapter connects a plurality of first battery packs, each having a nominal voltage of about 18-36 volts, in series to an power tool having a rated voltage that is 36 volts or higher. The power tool includes a second battery interface configured to removably attach a second battery pack. The adapter includes a plurality of first battery interfaces configured to removably attach the plurality of first battery packs and having a different physical configuration than the second battery interface. A connector of the adapter is configured to be removably attached to the second battery interface. A plurality of visual indicators is disposed on the adapter such that they have the same or substantially the same illumination direction and they visually indicate at least a level of charge of each of the first battery packs attached to the adapter.

公开(公告)号：US09606188B2

公开(公告)日：2017-03-28

申请号：US13939485

申请日：2013-07-11

Applicant: MAKITA CORPORATION

Inventor： Masafumi Noda ,  Hitoshi Suzuki ,  Masaaki Fukumoto ,  Takuya Umemura

IPC: G01R31/36 ,  H02J7/00

CPC classification number: G01R31/3648 ,  G01R31/3606 ,  H02J7/0004 ,  H02J7/0021 ,  H02J2007/0096 ,  H02J2007/0098

Abstract: A measurement system according to one aspect of the present invention includes a battery pack and at least one type of connected device to which the pack is connected. The pack includes a first detection device detecting a predetermined physical quantity in the pack and having a predetermined measurement range. The connected device includes a second detection device detecting a physical quantity the same as the predetermined physical quantity and having a measurement range different from the range of the first detection device. One of the pack and the connected device includes a receiving device and a measurement processing device that performs a predetermined measurement process by using one of: a detection-value-related information received by the receiving device; and a detection result by one device of the first detection device and the second detection device, the one device being provided in one of the pack and the connected device.

公开(公告)号：US09537336B2

公开(公告)日：2017-01-03

申请号：US14369710

申请日：2012-12-25

Applicant: MAKITA CORPORATION

Inventor： Hitoshi Suzuki ,  Kosuke Ito ,  Akira Naito

IPC: H02J7/00 ,  H02J7/02 ,  H02J5/00

CPC classification number: H02J7/0044 ,  H02J5/00 ,  H02J5/005 ,  H02J7/0021 ,  H02J7/0027 ,  H02J7/0045 ,  H02J7/02 ,  H02J7/025 ,  H02J50/10 ,  H02J50/40 ,  H02J50/80 ,  H02J2007/0001 ,  H02J2007/0096

Abstract: A battery system for a power tool includes two or more battery packs (12), at least one battery holder (14) adapted to detachably engage two or more of the battery packs and a charger (16, 216, 316, 416) adapted to detachably engage the battery holder and to simultaneously electrically communicate with two or more of the battery packs while the at least one battery holder engages both the charger and the battery packs.

Abstract translation: 一种用于电动工具的电池系统包括两个或更多个电池组（12），适于可拆卸地接合两个或更多个电池组的至少一个电池座（14），以及一个充电器（16,216,316,416） 可拆卸地接合电池座并且同时与两个或更多个电池组电连通，同时至少一个电池座与充电器和电池组接合。