Patents by Inventor Hwajin Lim
Hwajin Lim 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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Patent number: 10973381Abstract: A vacuum cleaner according to an aspect includes a case defining a dust collecting space in which dust is stored and having a boss, a dust container cover rotatably connected to the case and configured to open/close the dust collecting space, and an opening/closing part configured to open the dust container cover, wherein the dust container cover has a cover locker having a rib caught by the boss, the opening/closing part includes a pair of push parts installed in the case and elastically deformed by a user, and the rib is spaced apart from the boss as the cover locker is deformed while the pair of push parts are moved in a direction in which the push parts become closer to each other.Type: GrantFiled: September 15, 2017Date of Patent: April 13, 2021Assignee: LG Electronics Inc.Inventors: Hwajin Lim, Seongho Park, Youngho Kim
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Patent number: 10912437Abstract: A handle for a cleaner according to the present disclosure includes: an extension tube connector that is connected to an extension tube; an air flow pipe that communicates with the extension tube connector to transfer air and dusts that is received from the extension tube connector; a grip part that is to be held by a user; and a grip part connector that connects the extension tube connector and the grip part to each other and is rotated with respect to the air flow pipe, wherein the grip part is rotated together with the grip part connector and the extension tube connector, and the grip part is rotated with respect to the central line of the extension tube connector.Type: GrantFiled: December 21, 2016Date of Patent: February 9, 2021Assignee: LG Electronics Inc.Inventors: Jinwoo Lee, Gunho Ha, Hwajin Lim, Hyeonjeong An, Bohyun Nam, Namhee Kim, Sehwan Bae
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Patent number: 10575692Abstract: A vacuum cleaner includes a cleaner main body, a suction device, a suction motor, and a dust container. The dust container includes a dust collection body configured to contain dust, an opening/closing portion rotatably coupled to the dust collection body and configured to rotate to thereby open and close at least a portion of the dust collection body, and an operation portion connected to the dust collection body and configured to rotate in both a first direction and a second direction opposite the first direction. The opening/closing portion is configured to rotate based on the operation portion rotating in the first direction, and configured to rotate based on the operation portion rotating in the second direction.Type: GrantFiled: June 2, 2017Date of Patent: March 3, 2020Assignee: LG Electronics Inc.Inventors: Hwajin Lim, Seongho Park, Youngho Kim
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Patent number: 10285554Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body including a suction motor for generating a suction force, a suction part communicating with the cleaner body to suction air and dusts, a battery disposed in the cleaner body or suction part to supply a power to the suction motor, and a cleaner connector disposed on the cleaner body or the suction part, a charger including a charger connector separably connected to the cleaner connector to charge the battery, and a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector to or from the battery.Type: GrantFiled: June 13, 2016Date of Patent: May 14, 2019Assignee: LG ELECTRONICS INC.Inventors: Gunho Ha, Hwajin Lim, Changhoon Lee
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Publication number: 20180368643Abstract: A handle for a cleaner according to the present disclosure includes: an extension tube connector that is connected to an extension tube; an air flow pipe that communicates with the extension tube connector to transfer air and dusts that is received from the extension tube connector; a grip part that is to be held by a user; and a grip part connector that connects the extension tube connector and the grip part to each other and is rotated with respect to the air flow pipe, wherein the grip part is rotated together with the grip part connector and the extension tube connector, and the grip part is rotated with respect to the central line of the extension tube connector.Type: ApplicationFiled: December 21, 2016Publication date: December 27, 2018Inventors: Jinwoo LEE, Gunho HA, Hwajin LIM, Hyeonjeong AN, Bohyun NAM, Namhee KIM, Sehwan BAE
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Publication number: 20180084963Abstract: A vacuum cleaner according to an aspect includes a case defining a dust collecting space in which dust is stored and having a boss, a dust container cover rotatably connected to the case and configured to open/close the dust collecting space, and an opening/closing part configured to open the dust container cover, wherein the dust container cover has a cover locker having a rib caught by the boss, the opening/closing part includes a pair of push parts installed in the case and elastically deformed by a user, and the rib is spaced apart from the boss as the cover locker is deformed while the pair of push parts are moved in a direction in which the push parts become closer to each other.Type: ApplicationFiled: September 15, 2017Publication date: March 29, 2018Inventors: Hwajin LIM, Seongho PARK, Youngho KIM
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Publication number: 20170347850Abstract: A vacuum cleaner includes a cleaner main body, a suction device, a suction motor, and a dust container. The dust container includes a dust collection body configured to contain dust, an opening/closing portion rotatably coupled to the dust collection body and configured to rotate to thereby open and close at least a portion of the dust collection body, and an operation portion connected to the dust collection body and configured to rotate in both a first direction and a second direction opposite the first direction. The opening/closing portion is configured to rotate based on the operation portion rotating in the first direction, and configured to rotate based on the operation portion rotating in the second direction.Type: ApplicationFiled: June 2, 2017Publication date: December 7, 2017Inventors: Hwajin LIM, Seongho PARK, Youngho KIM
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Patent number: 9655489Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body including a suction motor for generating a suction force, a suction part communicating with the cleaner body to suction air and dusts, a battery disposed in the cleaner body or suction part to supply a power to the suction motor, and a cleaner connector disposed on the cleaner body or the suction part, a charger including a charger connector separably connected to the cleaner connector to charge the battery, and a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector to or from the battery.Type: GrantFiled: May 11, 2015Date of Patent: May 23, 2017Assignee: LG ELECTRONICS INC.Inventors: Gunho Ha, Hwajin Lim, Changhoon Lee
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Publication number: 20160287043Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body including a suction motor for generating a suction force, a suction part communicating with the cleaner body to suction air and dusts, a battery disposed in the cleaner body or suction part to supply a power to the suction motor, and a cleaner connector disposed on the cleaner body or the suction part, a charger including a charger connector separably connected to the cleaner connector to charge the battery, and a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector to or from the battery.Type: ApplicationFiled: June 13, 2016Publication date: October 6, 2016Inventors: Gunho HA, Hwajin Lim, Changhoon Lee
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Publication number: 20150320284Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body including a suction motor for generating a suction force, a suction part communicating with the cleaner body to suction air and dusts, a battery disposed in the cleaner body or suction part to supply a power to the suction motor, and a cleaner connector disposed on the cleaner body or the suction part, a charger including a charger connector separably connected to the cleaner connector to charge the battery, and a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector to or from the battery.Type: ApplicationFiled: May 11, 2015Publication date: November 12, 2015Inventors: Gunho Ha, Hwajin Lim, Changhoon Lee
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Publication number: 20150320283Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body including a suction motor for generating a suction force, a suction part communicating with the cleaner body to suction air and dusts, and a battery assembly disposed on the cleaner body or the suction part to supply a power to the suction motor. The battery assembly includes a plurality of battery cells and a support device supporting the plurality of battery cells so that the plurality of battery cells are spaced apart from each other.Type: ApplicationFiled: April 28, 2015Publication date: November 12, 2015Inventors: Changhoon LEE, Hwajin Lim, Gunho Ha
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Publication number: 20150320285Abstract: The vacuum cleaner includes a cleaner body comprising a suction motor for generating a suction force, a suction part that communicates with the cleaner body to suction air and dusts, a battery disposed in the cleaner body or the suction part to supply a power to the suction motor, a charger separably connected to the cleaner body or the suction part to charge the battery, and a voltage regulator regulating a voltage between an output terminal of the charger and the suction motor so that a voltage outputted from the charger is greater than that inputted into the suction motor.Type: ApplicationFiled: May 11, 2015Publication date: November 12, 2015Inventors: Changhoon LEE, Hwajin LIM, Gunho HA