Makita (MKEWF) USPTO patentsUtility application

Utility

Power Tool

10 Aug 23

Heat generated during braking is reduced to prevent reduction in braking performance or the service life of the components.

Fumitoshi NUMATA

Filed: 6 Jan 23

Utility

Power Tool

10 Aug 23

A power tool, such as an oscillating multi-tool, is configured to drive a tool accessory in an oscillating manner.

Yonosuke AOKI

Filed: 17 Apr 23

Utility

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3 Aug 23

A dust collection cup includes a cylindrical attachment to cause a bit to extend through the attachment, a cylindrical dust collector located in front of the attachment to cause the bit to extend through the dust collector, a seal between the attachment and the dust collector and having a through-hole to receive the bit, and a connection port connectable to a dust collection hose and located on an outer circumferential surface of the attachment outward in a radial direction of the bit from the seal and rearward from the seal.

Yoshitaka MACHIDA

Filed: 28 Nov 22

Utility

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3 Aug 23

A sliding cutting machine (1) includes: slide bars (51); a slide base (52), which slides along the slide bars; and a cutting-machine main body (10), which is swingable in an up-down direction about an up-down swing (pivot) shaft (10a) provided on the slide base.

Yukinori SUZUKI, Toshiyuki KANI

Filed: 1 Dec 22

Utility

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3 Aug 23

A power tool having a hammer mechanism includes a first housing, a motor housed in the first housing, a second housing that at least partially covers the first housing, and a controller housed in the second housing.

Masahiro MAEGAWA, Kiyonobu YOSHIKANE, Kazuki NAKAGAWA, Yuzuru NISHIO

Filed: 11 Jan 23

Utility

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3 Aug 23

An adapter is configured to be removably mounted to a rotary tool, the rotary tool having a battery mounting part configured such that a battery can be removably mounted thereto and an output shaft that is rotationally driven by power supply from the battery mounted to the battery mounting part.

Yuta ARAKI

Filed: 28 Dec 22

Utility

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27 Jul 23

An electrical apparatus includes first and second battery interfaces disposed on a housing for electrically and mechanically connecting first and second battery packs in series.

Tomoyuki Ota, Kiyoshi Nishibe, Hitoshi SUZUKI

Filed: 3 Apr 23

Utility

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27 Jul 23

An electric work machine, such as a lawn mower includes a motor case (22) fixed inside a main-body housing (10).

Kei KOUDA, Hideki ABE

Filed: 28 Mar 23

Utility

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20 Jul 23

A tube expansion tool that expands an end portion of a synthetic resin made fluid pipe includes an electric motor that is housed in a main body housing.

Koichi YAKABE, Hiroki IKUTA

Filed: 5 Dec 22

Utility

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20 Jul 23

An electric work machine includes a first brushless motor including a first stator and a first rotor combined with the first stator, and a controller.

Kei KOUDA

Filed: 16 Apr 21

Utility

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13 Jul 23

An electric working machine may include an output shaft, a rotary blade attached to the output shaft, an output pulley fixed to the output shaft, an input shaft, an input pulley fixed to the input shaft, a transmission belt wrapped around the input pulley and the output pulley, an electric motor including a motor shaft and configured to rotate the motor shaft, a speed reducer configured to reduce a speed of rotation of the motor shaft and transmit the rotation to the input shaft, and a housing that houses the electric motor and the speed reducer, and rotatably supports the input shaft and the output shaft.

Takuya SUMI, Sho Tsuda, Koki Taniguchi

Filed: 5 Jan 23

Utility

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13 Jul 23

An electric ratchet wrench as one example of the ratchet wrench includes an electric motor, a holder that rotatably holds a socket via a one-way clutch mechanism, and a spindle configured to convert a driving force from the motor into a reciprocating rotation motion of the holder.

Ding ZHAO

Filed: 23 Mar 23

Utility

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13 Jul 23

A working machine may include: an output shaft; a rotary blade attached to the output shaft; a prime mover configured to rotate the output shaft; a housing that houses the prime mover and rotatably supports the output shaft; and a blade cover attached to the housing.

Koki TANIGUCHI, Sho TSUDA

Filed: 4 Jan 23

Utility

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6 Jul 23

An electric work machine reduces a decrease in the detection accuracy of rotation of a rotor while avoiding generation of insufficient reluctance torque.

Junya INUZUKA, Kei KOUDA

Filed: 16 Apr 21

Utility

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6 Jul 23

A power tool including a rear cover simplifies assembly.

Yoshihiro ITO, Tomohiko IMAE, Jun UEDA

Filed: 15 Mar 23

Utility

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29 Jun 23

A battery charger in one aspect of the present disclosure includes a terminal, a power-supply circuit, a charge current path, a measurement circuit, and a control circuit.

Masaya MIZUTANI, Hisakazu OKABAYASHI

Filed: 21 Dec 22

Utility

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29 Jun 23

An electric work machine is driven appropriately.

Fuminari FUJII

Filed: 7 Nov 22

Utility

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25 May 23

A mist blower in one aspect of the present disclosure includes an air blower, an air feed pipe, a tank, a liquid feed pipe, a nozzle, a first electromagnetic valve, a controller, and a first manual switch.

Akihiro NAKAMOTO, Masatoshi ITO, Ryoji ZAMA, Yuki KOIDE

Filed: 21 Nov 22

Utility

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25 May 23

An impact driver includes a motor, a spindle, a hammer externally and coaxially mounted on the spindle to receive rotation of the spindle and move relative to the spindle in an axial direction, an anvil in front of the hammer and coaxial with the spindle to be struck by the hammer in a rotation direction, and a hammer case accommodating the spindle, the hammer, and the anvil, allowing a front end of the anvil to protrude frontward from the hammer case, and filled with grease.

Yasuhito KAWAI

Filed: 3 Oct 22

Utility

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25 May 23

A tool includes a prime mover, switch, operation member for the switch, first accessory, second accessory, third intermediate member moved in conjunction with displacement of the operation member, first intermediate member configured to be displaced from a first blocking position of blocking a displacement route of the third intermediate member to a first non-blocking position of not blocking the displacement route by attachment of the first accessory, and second intermediate member configured to be displaced from a second blocking position of blocking the displacement route to a second non-blocking position of not blocking the displacement route by attachment of the second accessory.

Junya ISHIKAWA, Ryosuke OTANI, Daiki IMAIDA, Fumiyoshi SAITO, Shinichi HONMA

Filed: 6 Apr 21