Patents by Inventor Jun Le
Jun Le has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240416481Abstract: A cutting tool includes a housing, a battery pack coupling portion, an electric motor, a control board, a control unit, and a display assembly. The battery pack coupling portion is configured to be connected to a battery pack for powering the cutting tool. The electric motor can drive a working accessory to rotate and is electrically connected to the control board. The cutting tool further includes a display mechanism. The display mechanism includes the control unit and the display assembly. The control unit is electrically connected to the control board. The display assembly is electrically connected to the control unit. When the control unit transmits an electrical signal to the display assembly, the display assembly displays a rotation direction of the electric motor or other information.Type: ApplicationFiled: August 30, 2024Publication date: December 19, 2024Inventors: Kai Qi, Pan Lin, Jun Le
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Publication number: 20240399609Abstract: A router including a housing provided with an accommodation space, wherein the housing forms or connects to a grip for a user to hold; an electric motor connected to or formed with a drive shaft for outputting power, wherein the drive shaft rotates about a first axis; an external thread located on an outer edge of the drive shaft, wherein the external thread is a M14 thread, the drive shaft can be mated with a power output assembly for connecting a tool bit for cutting operations, the power output assembly includes a chuck and a fastener, the chuck is formed on or connected to the drive shaft, the fastener is threaded with the external thread of the drive shaft, and the tool bit is installed or released to the drive shaft when tightening the fastener to the drive shaft or loosening the fastener from the drive shaft.Type: ApplicationFiled: August 9, 2024Publication date: December 5, 2024Inventors: Lei Tian, Jun Le, Liangzhe Wang, Terry Peters, Sherwyn Lamer
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Patent number: 12134178Abstract: A power tool includes a shaft locking assembly and an electric motor. The shaft locking assembly includes a first state where a chuck is restrained from rotating and a second state where the chuck is released to rotate. The shaft locking assembly includes multiple locking portions and an execution portion. The multiple locking portions are formed on or connected to a drive shaft or the chuck. The execution portion is optionally engaged with at least one locking portion. When the execution portion moves to a first position, the execution portion is engaged with the at least one locking portion such that the shaft locking assembly is in the first state. The electric motor includes a stop state where the first position is in the at least one locking portion when the electric motor stops.Type: GrantFiled: December 28, 2022Date of Patent: November 5, 2024Assignee: Nanjing Chervon Industry Co., Ltd.Inventors: Guoming Tong, Masatoshi Fukinuki, Xiang Zhao, Jiayu Li, Lei Tian, Jun Le, Liangzhe Wang
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Publication number: 20230286130Abstract: A power tool includes a shaft locking assembly and an electric motor. The shaft locking assembly includes a first state where a chuck is restrained from rotating and a second state where the chuck is released to rotate. The shaft locking assembly includes multiple locking portions and an execution portion. The multiple locking portions are formed on or connected to a drive shaft or the chuck. The execution portion is optionally engaged with at least one locking portion. When the execution portion moves to a first position, the execution portion is engaged with the at least one locking portion such that the shaft locking assembly is in the first state. The electric motor includes a stop state where the first position is in the at least one locking portion when the electric motor stops.Type: ApplicationFiled: December 28, 2022Publication date: September 14, 2023Inventors: Guoming Tong, Masatoshi Fukinuki, Xiang Zhao, Jiayu Li, Lei Tian, Jun Le, Liangzhe Wang
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Patent number: 10639758Abstract: A power tool includes a tool main body including a first motor for outputting power to a tool attachment and a dust collecting device. The dust collecting device includes a fan, a second motor for driving the fan to rotate so as to generate absorbing force, a connecting assembly for connecting the dust collecting device with the tool main body detachably, a dust collecting housing connected movably with the connecting assembly in a front and rear direction. The second motor includes a stator and a rotor being capable of rotating relative to the stator about a first axis substantially perpendicular to the front and rear direction. The dust collecting housing is formed with a first containing chamber for containing the fan and a second containing chamber for containing dust absorbed by the dust collecting device.Type: GrantFiled: November 22, 2017Date of Patent: May 5, 2020Assignee: Nanjing Chervon Industry Co., Ltd.Inventors: Jun Le, Yongtao Li
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Publication number: 20180147681Abstract: A power tool includes a tool main body including a first motor for outputting power to a tool attachment and a dust collecting device. The dust collecting device includes a fan, a second motor for driving the fan to rotate so as to generate absorbing force, a connecting assembly for connecting the dust collecting device with the tool main body detachably, a dust collecting housing connected movably with the connecting assembly in a front and rear direction. The second motor includes a stator and a rotor being capable of rotating relative to the stator about a first axis substantially perpendicular to the front and rear direction. The dust collecting housing is formed with a first containing chamber for containing the fan and a second containing chamber for containing dust absorbed by the dust collecting device.Type: ApplicationFiled: November 22, 2017Publication date: May 31, 2018Inventors: Jun Le, Yongtao Li
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Patent number: 9155601Abstract: A package (1000) of oral care implements comprises an enclosure (100) having an internal cavity (110), a retainer (200), and a plurality of oral care implements (300) detachably mounted to the retainer (200) in a fixed orientation relative to one another. The retainer (200) and the oral care implements (300) are disposed within the internal cavity (110) of the enclosure (100).Type: GrantFiled: April 27, 2011Date of Patent: October 13, 2015Assignee: COLGATE-PALMOLIVE COMPANYInventors: Yi Jun Le, Feng Zhi Zhang
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Publication number: 20140021070Abstract: A package (1000) of oral care implements comprises an enclosure (100) having an internal cavity (110), a retainer (200), and a plurality of oral care implements (300) detachably mounted to the retainer (200) in a fixed orientation relative to one another. The retainer (200) and the oral care implements (300) are disposed within the internal cavity (110) of the enclosure (100).Type: ApplicationFiled: April 27, 2011Publication date: January 23, 2014Applicant: COLGATE-PALMOLIVE COMPANYInventors: Yi Jun Le, Feng Zhi Zhang