215 patents
Page 7 of 11
Utility
Driving Tool
27 Apr 23
A rotary shaft is spline coupled to a carrier of a final-stage planetary gear mechanism.
Shun KURIKI, Masaya NAGAO, Kiyonobu YOSHIKANE, Toshiro HIRAYAMA
Filed: 27 Sep 22
Utility
Driving Tool
27 Apr 23
A driving tool includes a piston, a driver, and a lift mechanism.
Norikazu BABA, Shun KURIKI, Kiyonobu YOSHIKANE
Filed: 16 Sep 22
Utility
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20 Apr 23
A work machine includes microphones inside the housing.
Hideaki TAKANO
Filed: 29 Sep 22
Utility
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20 Apr 23
An impact tool (1) includes: a motor (10); an impact mechanism (115), which is rotatable about an output rotational axis (BX) and is operably driven by the motor; an anvil (16) having an anvil shaft (113) disposed forward of the impact mechanism, and a radially-outward-protruding anvil projection (114) that is impacted in a rotational direction by the impact mechanism; a hammer case (6) housing the impact mechanism; an anvil bearing (115) held by the hammer case and surrounding the anvil shaft; a first groove (121) formed on an outer-circumferential surface of the anvil shaft so as to encircle the output rotational axis; a second groove (122) formed on an inner-circumferential surface of the anvil bearing so as to encircle the output rotational axis; and a restraining member (123) having a first portion (124) disposed in the first groove, and a second portion (125) disposed in the second groove.
Tatsuo NAKASHIMA
Filed: 5 Oct 22
Utility
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20 Apr 23
A screw-tightening tool includes a housing, a motor, a spindle, a first clutch and a second clutch.
Hiroki IKUTA, Takumi HAYASHI
Filed: 20 Sep 22
Utility
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20 Apr 23
An impact tool (1) includes: a motor (10); an impact mechanism (15), which is rotatable about an output rotational axis (BX) and is driven by the motor; an anvil (16) having an anvil shaft (113) disposed forward of the impact mechanism; and at least one anvil projection (114) protruding radially outward from a rear-end portion of the anvil shaft and configured to be impacted by the impact mechanism in a rotational direction; a hammer case (6) housing the impact mechanism; a main-body housing (2) disposed rearward of, and fixed to, the hammer case; a grip housing (3) having at least a portion disposed rearward of the main-body housing, the grip housing being coupled to the main-body housing so as to be movable relative to the main-body housing; and at least one vibration-isolating member (138, 139) disposed between the main-body housing and the grip housing.
Tatsuo NAKASHIMA
Filed: 5 Oct 22
Utility
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20 Apr 23
A tool includes a first accessory, at least two first attachment portions for detachably and selectively attaching the first accessory, and a single first intermediate member provided in common for the at least two first attachment portions.
Shin SUGIURA, Takafumi KOTSUJI, Ryosuke OTANI, Fumiyoshi SAITO
Filed: 8 Apr 21
Utility
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20 Apr 23
An electric work machine (1) includes: a motor (6) having a rotor (23), which rotates about a rotational axis relative to a stator (22A; 22B; 22C; 22D); an output part (8) driven by the rotor; and a temperature-detecting device (101; 111; 121; 131) disposed on or in the stator.
Makoto CHIKARAISHI, Fuminari FUJII
Filed: 28 Sep 22
Utility
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13 Apr 23
The work machine includes a path leading into a housing from an opening.
Hideaki TAKANO
Filed: 22 Sep 22
Utility
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13 Apr 23
A charger may include: a casing including an air inlet and an air outlet; an inner wall extending from an inner surface of the casing and defining an accommodating space between the inner surface of the casing and the inner wall; and a centrifugal fan including an air feed port and disposed in the accommodating space.
Shinya MIZUTANI, Junichi MURAKAMI
Filed: 15 Apr 21
Utility
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13 Apr 23
A cleaner including a cyclone dust collector and a filter has a shortened total length.
Shinya BITO, Akinori ITO
Filed: 19 Jan 21
Utility
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13 Apr 23
An electric work machine includes a first and second motors; a first and second switches disposed on corresponding current conduction path from a direct-current power source to each motor; a first and second carrier frequency setting devices; and a controller.
Masayuki OKAMURA, Kazuya OKUMA
Filed: 5 Oct 22
Utility
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13 Apr 23
A backpack-type assembly may include: a body; and a base member.
Yoichiro KOIKE
Filed: 28 Sep 22
Utility
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13 Apr 23
The description herein discloses a chainsaw, which may include: a saw chain; a guide bar equipped with the saw chain; a sprocket for running the saw chain along a periphery of the guide bar; a motor including an output shaft connected to the sprocket; a cooling fan connected to the output shaft; and a base member for holding the guide bar.
Hideki KACHI, Tsunahisa NAKAMURA
Filed: 22 Sep 22
Utility
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13 Apr 23
A backpack-type assembly may include: a body; and a base member including a cooling port.
Yoichiro KOIKE
Filed: 28 Sep 22
Utility
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13 Apr 23
A power supply device may include a body case, a first device-side engaging part disposed on the body case, a first output part disposed on the body case; and a device-side connector configured to be connected with a battery-side connector of a first battery unit.
Isao YASUDA
Filed: 12 Sep 22
Utility
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6 Apr 23
An electric power tool in one aspect of the present disclosure includes a motor, an output shaft, a torque detector, a correction circuit, and an output circuit.
Kunihisa SHIMA
Filed: 5 Oct 22
Utility
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6 Apr 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: 8 Dec 22
Utility
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6 Apr 23
A portable machining apparatus facilitates addition of new electric components with an intended arrangement of various electric components.
Akira HACHISUKA, Takuji KIMURA, Hiroka SUZUKI, Daiki IMAIDA
Filed: 3 Oct 22
Utility
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6 Apr 23
An adapter may be configured to connect a battery and an electrical device to each other.
Junya YAMAGUCHI
Filed: 8 Dec 22