391 patents
Page 4 of 20
Utility
Power Tool
30 Nov 23
A power tool includes a motor including a stator and a rotor rotatable relative to the stator about a rotation axis, a gear drivable in response to rotation of the rotor, a motor compartment accommodating the motor, a rear cover covering a rear opening in the motor compartment, a gear case accommodating the gear and covering a front opening in the motor compartment, a first screw fastening the rear cover and the motor compartment together, and a second screw fastening the motor compartment and the gear case together, and at a different position from the first screw in a plane orthogonal to the rotation axis.
Kihiro KUSUMOTO, Kenji ABE
Filed: 14 Aug 23
Utility
Power tool having hammer mechanism
28 Nov 23
A power tool includes a motor having a rotatable motor shaft, a first intermediate shaft, and a second intermediate shaft extending in parallel to the first intermediate shaft.
Yoshitaka Machida, Kiyonobu Yoshikane
Filed: 16 Oct 20
Utility
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28 Nov 23
A reciprocating tool includes a motor, a reciprocating member, and a crank mechanism.
Ryosuke Hara, Tomohiro Ukai
Filed: 27 Dec 22
Utility
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21 Nov 23
An electric working machine in one aspect of the present disclosure includes a driving device, a controller, a control power source, and an operation state determiner.
Hitoshi Suzuki, Akihiro Nakamoto
Filed: 31 Aug 21
Design
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21 Nov 23
Taiki Misawa, Tomoki Takata
Filed: 23 Nov 21
Design
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21 Nov 23
Tian Peng Sun, Ji Wen Qin
Filed: 8 Jun 22
Design
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21 Nov 23
Daisuke Suzuki, Kento Nakamura
Filed: 13 Jan 21
Utility
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21 Nov 23
A dust collector in one aspect of the present invention comprises a dust collection portion, a communication portion, and an interlock operation control portion.
Hitoshi Suzuki
Filed: 3 Jan 23
Utility
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21 Nov 23
A contact restriction member is configured to move from an unlock position to a lock position within a predetermined time period by using an intermittent rotation movement of a restriction wheel.
Naoharu Ishikawa
Filed: 19 Jul 22
Utility
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16 Nov 23
A power tool includes a motor, an output shaft, a chip-on-board light emitting diode, and a light cover.
Akihiro HOZUMI, Makoto CHIKARAISHI
Filed: 20 Apr 23
Utility
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16 Nov 23
One aspect of the present disclosure provides a battery pack including a rechargeable battery, a first power supply terminal, a second power supply terminal, a first signal terminal, a second signal terminal, a positive-side current path, a negative-side current path, a temperature signal generation circuit, a biasing circuit, and a control circuit.
Takuya UMEMURA
Filed: 26 Apr 23
Utility
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16 Nov 23
An impact tool has less size increase and improved striking efficiency.
Kihiro KUSUMOTO
Filed: 1 Mar 23
Utility
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16 Nov 23
An impact tool includes a motor; a spindle that is rotated by rotational force of the motor; a tool holding shaft at least a part of which is disposed forward of the spindle; a hammer that is supported by the spindle and impacts the tool holding shaft in a rotation direction without being displaced in the axial direction; a hammer case that houses the hammer; and a hammer bearing that is held by the hammer case and supports the hammer in a rotatable manner.
Yasuhito KAWAI
Filed: 12 Apr 23
Utility
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16 Nov 23
An impact tool includes a motor, a spindle configured to rotate by a rotational force of the motor, a tool holding shaft at least a part of which is disposed in front of the spindle, a movable anvil movably supported by the tool holding shaft; and a hammer supported by the spindle and striking the movable anvil in a rotation direction without being displaced in an axial direction.
Yasuhito KAWAI
Filed: 18 Apr 23
Utility
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16 Nov 23
An impact tool includes: a motor; a spindle that includes a spindle shaft and a flange provided at a rear portion of the spindle shaft and that is rotated by a rotational force of the motor; a tool holding shaft at least a part of which is disposed forward of the spindle; a hammer that is supported by the spindle shaft and impacts the tool holding shaft in a rotation direction; and an elastic member disposed between a front surface of the flange and a support surface of the hammer disposed forward of the flange in the axial direction.
Yasuhito KAWAI
Filed: 18 Apr 23
Utility
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16 Nov 23
A power tool includes a motor, an output shaft that is rotated by a rotational force of the motor, a chip-on-board light emitting diode disposed around the output shaft, and a white translucent optical member including a light refraction portion that refracts light emitted from the chip-on-board light emitting diode.
Akihiro HOZUMI, Makoto CHIKARAISHI, Kazunori KINOSHITA
Filed: 20 Apr 23
Utility
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16 Nov 23
A preceding engaging portion preceding a last engaging portion has a smaller diameter or is positioned further inward than the last engaging portion.
Norikazu BABA, Shun KURIKI, Kazusa FUKUDA, Masaya NAGAO
Filed: 17 Mar 23
Utility
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16 Nov 23
A driving tool includes a piston configured to move in a driving direction due to gas pressure, and a driver configured to move integrally with the piston to strike a fastener.
Norikazu BABA, Shun KURIKI, Kazusa FUKUDA, Masaya NAGAO
Filed: 1 May 23
Utility
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16 Nov 23
An elastic member is disposed between an internal gear of a gear train and a gear housing.
Masaya NAGAO, Norikazu BABA, Shun KURIKI, Kazusa FUKUDA
Filed: 21 Apr 23
Utility
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16 Nov 23
A power tool includes: a motor; an output shaft that is rotated by a rotational force of the motor; a chip-on-board light emitting diode disposed around the output shaft; and a suppression device configured to suppress a temperature of the chip-on-board light emitting diode to a predetermined allowable value or less.
Makoto Chikaraishi, Akihiro Hozumi, Kazunori Kinoshita
Filed: 31 Mar 23