391 patents
Page 18 of 20
Utility
Electric Work Machine
26 Jan 23
An electric work machine includes a housing with improved strength.
Yuki ISHIMARU, Tetsuya SHIMOOKA
Filed: 4 Dec 20
Utility
Striking Tool
26 Jan 23
Kiyonobu YOSHIKANE, Hideki TSUJI
Filed: 16 Jun 22
Utility
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26 Jan 23
A cart may include: a driving wheel; a motor configured to rotate the driving wheel; a motor drive circuit configured to control electric power supply to the motor; a motor control device configured to control the motor via the motor drive circuit; a switching element arranged on an electric power supply path to the motor drive circuit; a switch circuit arranged separately from the motor control device and configured to switch the switching element between a conduction state and a non-conduction state; and an operation member arranged on the cart and configured to be operated by a user.
Ryo UMEMOTO
Filed: 30 Jun 22
Utility
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24 Jan 23
A power tool can absorb the shock from suspension resulting from falling while preventing the power tool from falling on the ground.
Yoshitaka Machida
Filed: 21 Feb 20
Utility
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24 Jan 23
An electric working machine may include: a support rod constituted of metal; a tool disposed at a front end of the support rod; a motor configured to drive the tool; a control unit disposed at a rear end of the support rod and configured to control the motor; and a heat transfer structure configured to transfer heat from the control unit to the support rod.
Takuma Niiyama
Filed: 30 Jan 20
Utility
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19 Jan 23
A cart may include: a carriage; a wheel supported by the carriage and touching ground; a holding member rotatably supported by the carriage about a steering axis and rotatably supporting the wheel about a rotation axis; a steering handle to be gripped by a user; an input sensor configured to detect an operation on the steering handle by the user; a steering motor configured to be actuated in response to the operation by the user detected by the input sensor; and a transmission mechanism connecting the steering motor and the holding member and configured to rotate the holding member about the steering axis in response to actuation of the steering motor.
Tadasuke MATSUNO
Filed: 13 Jul 22
Utility
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19 Jan 23
The cart may include: a driving wheel; a motor configured to rotate the driving wheel; a motor drive circuit configured to drive the motor; a control device configured to control the motor via the motor drive circuit so that a travelling speed of the cart becomes equal to or lower than an upper limit travelling speed; and an operation member arranged on the cart and configured to receive an operation by a user.
Ryo UMEMOTO, Hirokatsu YAMAMOTO, Shingo KAMINOKADO
Filed: 30 Jun 22
Utility
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19 Jan 23
A cart includes a carriage, a right front wheel, a left front wheel, a right rear wheel and a left rear wheel, and a suspension mechanism.
Tadasuke MATSUNO
Filed: 13 Jul 22
Utility
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17 Jan 23
An adapter may be configured to connect a battery and an electrical device to each other.
Junya Yamaguchi
Filed: 29 Oct 20
Utility
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17 Jan 23
A grinder including a motor, a switch operated ON and OFF in accordance with an operation of a switch lever to control a rotation of an output shaft of the motor, a spindle that rotates in accordance with the rotation of the output shaft to rotate a disk-shaped grinding wheel and a brake mechanism controllable with respect to a brake plate that integrally rotates with the output shaft, in a housing, the brake plate includes fins.
Kenji Shibata, Masanori Furusawa
Filed: 9 Aug 18
Utility
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17 Jan 23
A rebar tying tool (2; 302; 402) include a feed mechanism (24), which includes a first motor (32; 304) and feeds a wire (W), and a twisting mechanism, which includes a second motor (76; 306) and twists together one or more portions of the wire.
Shunta Mizuno, Masahiro Watanabe, Yuki Kawai
Filed: 8 Dec 20
Utility
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17 Jan 23
A reciprocating tool includes a housing, a support body, a slider, a motor, a driving mechanism, a first biasing member, a manipulation member and a first change mechanism.
Tomohiro Ukai, Yuta Yamashita
Filed: 5 Oct 21
Utility
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12 Jan 23
The disclosure discloses an electric power tool.
Hiroki KANEKO, Akira MIZUTANI, Ryosuke OTANI, Shunpei YAMAJI, Junya ISHIKAWA, Fumiyoshi SAITO
Filed: 6 Aug 20
Utility
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12 Jan 23
An electric work machine includes: a brushless motor including: a rotor having permanent magnets fixed to a rotor core; a stator core; one or more insulators fixed to the stator core; and a stator including coils mounted on the insulator(s); magnetic sensors, which detect the position of the rotor in a rotational direction by detecting the magnetic flux of the permanent magnets; a controller, which controls energization of the coils based in part on detection signals of the magnetic sensors; and an output part driven by the rotor.
Junya lnuzuka
Filed: 31 May 22
Utility
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12 Jan 23
A portable band saw reduces the overall size increase when a larger controller is included.
Yuta OKUHIRA, Yukinori SUZUKI, Yuki FUJIWARA
Filed: 26 May 22
Utility
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12 Jan 23
An electric work machine in one aspect of the present disclosure includes an electric power input terminal, a motor, a circuit board, a first heat dissipation plate, and a second heat dissipation plate.
Jie CHEN, Katsuhito FUJINAMI, Hong Jun PANG, Ya WANG, Fuchao LUAN, Akira NAITO
Filed: 28 Jun 22
Utility
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10 Jan 23
One aspect of the present disclosure provides a power source controller including a first battery pack connector, a working machine connector, and a power supply control device.
Junichi Katayama
Filed: 31 Dec 19
Utility
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5 Jan 23
A sensor board is downsized.
Junya INUZUKA
Filed: 25 May 22
Utility
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3 Jan 23
A working machine may include an operation rod; a tool disposed on a front portion of the operation rod; a prime mover configured to drive the tool; a first harness connector disposed frontward of a center of gravity of the working machine and configured to be connected to a first end of the harness; and a second harness connector disposed rearward of the center of gravity of the working machine and configured to be connected to a second end of the harness opposite to the first end.
Koji Watanabe
Filed: 16 Nov 20
Utility
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3 Jan 23
A portable machining apparatus has high operability in tilting a body with respect to a base or in machining a workpiece with the tilting body.
Sho Kume, Hirotomo Inayoshi, Toshiyuki Kani
Filed: 27 Dec 19