Patents by Inventor Dong-houn Yang
Dong-houn Yang 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: 11076732Abstract: Disclosed is a vacuum cleaner that opens or closes a hole formed in a suction portion according to a state of a surface to be cleaned, thereby efficiently cleaning. A vacuum cleaner includes a suction portion configured to suck foreign materials on a surface to be cleaned. The suction portion includes a case having an air hole formed in a flow path, a frame configured to be accommodated in the case and open or close the air hole, and a button configured to be mounted on the case and be operated to move the frame.Type: GrantFiled: April 17, 2017Date of Patent: August 3, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Houn Yang, Hyeon Cheol Kim, Joung Soo Park, Do Kyung Lee
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Publication number: 20190104901Abstract: Disclosed is a vacuum cleaner that opens or closes a hole formed in a suction portion according to a state of a surface to be cleaned, thereby efficiently cleaning. A vacuum cleaner includes a suction portion configured to suck foreign materials on a surface to be cleaned. The suction portion includes a case having an air hole formed in a flow path, a frame configured to be accommodated in the case and open or close the air hole, and a button configured to be mounted on the case and be operated to move the frame.Type: ApplicationFiled: April 17, 2017Publication date: April 11, 2019Inventors: Dong Houn YANG, Hyeon Cheol KIM, Joung Soo PARK, Do Kyung LEE
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Patent number: 10085603Abstract: Disclosed herein is a vacuum cleaner including a first cleaning module to perform a cleaning of a floor and a second cleaning module detachably coupled to the first cleaning module and configured to perform a cleaning in a handheld manner while detached from the first cleaning module, wherein the second cleaning module includes a connecting pipe to deliver inlet force to an inlet of the first cleaning module while connected to the first cleaning module, a handle connected to one side of the connecting pipe, having an inside space, and provided in a shape in which a rear surface thereof is open, a connecting hose connecting the connecting pipe to a dust collector, and a connector having a hose support provided to support the connecting hose, and to connect the connecting pipe to the connecting hose, and the hose support is disposed to support the connecting hose rounded along an inner side of the handle in a state that the connector is coupled to an inside space of the handle.Type: GrantFiled: September 1, 2015Date of Patent: October 2, 2018Assignee: SAMSUNG ELECTRONIC CO., LTD.Inventors: Tak Soo Kim, Joo Seok Jeong, Oh Kyu Kwon, Dong Houn Yang, Dong Hun Yoo, Sang-Woo Lee, Yun Won Jung
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Publication number: 20160081521Abstract: Disclosed herein is a vacuum cleaner including a first cleaning module to perform a cleaning of a floor and a second cleaning module detachably coupled to the first cleaning module and configured to perform a cleaning in a handheld manner while detached from the first cleaning module, wherein the second cleaning module includes a connecting pipe to deliver inlet force to an inlet of the first cleaning module while connected to the first cleaning module, a handle connected to one side of the connecting pipe, having an inside space, and provided in a shape in which a rear surface thereof is open, a connecting hose connecting the connecting pipe to a dust collector, and a connector having a hose support provided to support the connecting hose, and to connect the connecting pipe to the connecting hose, and the hose support is disposed to support the connecting hose rounded along an inner side of the handle in a state that the connector is coupled to an inside space of the handle.Type: ApplicationFiled: September 1, 2015Publication date: March 24, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tak Soo KIM, Joo Seok JEONG, Oh Kyu KWON, Dong Houn YANG, Dong Hun YOO, Sang-Woo LEE, Yun Won JUNG
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Patent number: 8925141Abstract: A suction nozzle for use in a vacuum cleaner includes a suction opening through which air is drawn in from a surface to be cleaned, a sterilization chamber having at least one inlet and at least one outlet, the sterilization chamber being in fluid communication with the suction opening through the at least one inlet, and a sterilization unit disposed in the sterilization chamber to sterilize the air drawn into the sterilization chamber. The air drawn into the sterilization chamber revolves while moving from the at least one inlet to the at least one outlet.Type: GrantFiled: June 22, 2011Date of Patent: January 6, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Min-ha Kim, Joung-soo Park, Sung-tae Joo, Hyun-ju Lee, Dong-houn Yang
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Patent number: 8920549Abstract: A wet-type dust collector for a vacuum cleaner. The disclosed wet-type dust collector includes a first separating portion, the inside of which is filled with water for separating dust from air that is suctioned in from the outside; an exhaust pipe unit having an exhaust outlet and installed inside the first separating portion; and a passage-closing unit installed inside the exhaust pipe unit, wherein the passage-closing unit closes the exhaust outlet of the exhaust pipe unit by means of the combined forces of the suctioning force through the exhaust pipe unit and the buoyant force of the water, in order to prevent the water from leaking out from the first separating portion.Type: GrantFiled: June 21, 2010Date of Patent: December 30, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Min-Ha Kim, Joung-Soo Park, Heung-Jun Park, Sung-Tae Joo, Dong-Houn Yang
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Patent number: 8914941Abstract: A cyclone dust collecting apparatus for a vacuum cleaner includes a first chamber; an entering passage disposed above the first chamber, the entering passage guiding outer air to form a downwardly whirling air current in the first chamber; a second chamber formed at a position higher than that of an outlet of the entering passage above the first chamber, the second chamber in which the outer air entering from the first chamber whirls; a contaminants-blocking member disposed to be spaced apart from a bottom surface of the first chamber at a center of the first chamber, the contaminants-blocking member preventing contaminants and water separated in the first chamber from moving into the second chamber; and a grill disposed inside the second chamber to be in fluid communication with an air discharging port through which clean air is discharged.Type: GrantFiled: May 31, 2011Date of Patent: December 23, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Min-ha Kim, Joung-soo Park, Sung-tae Joo, Hyun-ju Lee, Dong-houn Yang
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Patent number: 8728222Abstract: A wet type dust collecting apparatus of a vacuum cleaner is provided. The wet type dust collecting apparatus of a vacuum cleaner includes a first separating unit configured to filter out and discharge dust by rotating air which is inlet via a first air inlet, and a plurality of a second centrifugal separating units configured to filter out dust from the air which is discharged from the first separating unit, and configured to eliminate dust from the inlet air via water which is filled inside of the second centrifugal separating units.Type: GrantFiled: February 22, 2012Date of Patent: May 20, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Min-Ha Kim, Joung-Soo Park, Heung-Jun Park, Sung-Tae Joo, Dong-Houn Yang
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Patent number: 8657899Abstract: Disclosed is a dust collector provided with a dust-removing unit. The disclosed dust collector comprises: a first centrifugal separating tube defining a first centrifugal area for separating dust from air suctioned in through a first inlet; a first dust box for collecting dust separated in the first centrifugal area; a first detaching portion having a first exhaust pipe unit for exhausting the air from the first centrifugal separating tube and the first dust box to the outside; and a handle unit for maintaining the first centrifugal separating tube and the first dust box coupled together, or for releasing the coupling thereof.Type: GrantFiled: June 21, 2010Date of Patent: February 25, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Sung Tae Joo, Joung Soo Park, Heung Jun Park, Min Ha Kim, Dong Houn Yang
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Publication number: 20120228785Abstract: A water filtering device equipped with a water level adjustment unit is provided. The water filtering device includes an external air inlet through which dust-containing air flows in, a dust separator communicating with the external air inlet and separating dust in the inflow air, exhaust outlets communicating with the dust separator and discharging the air from which the dust has been separated, a dust container communicating with the dust separator and being filled with water, and a water level adjustment unit installed in the dust container to adjust the level of the water in the dust container. The water level adjustment unit includes a supercharged water drainage tube installed on a bottom of the dust container, and a manual opening/closing device for adjusting the level of the water through the supercharged water drainage tube.Type: ApplicationFiled: April 21, 2010Publication date: September 13, 2012Inventors: Joung-Soo Park, Heung-Jun Park, Sung-Tae Joo, Min-Ha Kim, Dong-Houn Yang, Jong-Kwon Lee
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Publication number: 20120167772Abstract: A wet-type dust collector for a vacuum cleaner. The disclosed wet-type dust collector includes a first separating portion, the inside of which is filled with water for separating dust from air that is suctioned in from the outside; an exhaust pipe unit having an exhaust outlet and installed inside the first separating portion; and a passage-closing unit installed inside the exhaust pipe unit, wherein the passage-closing unit closes the exhaust outlet of the exhaust pipe unit by means of the combined forces of the suctioning force through the exhaust pipe unit and the buoyant force of the water, in order to prevent the water from leaking out from the first separating portion.Type: ApplicationFiled: June 21, 2010Publication date: July 5, 2012Applicant: Samsung Electronics Co., LTD.Inventors: Min-Ha Kim, Joung-Soo Park, Heung-Jun Park, Sung-Tae Joo, Dong-Houn Yang
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Publication number: 20120144787Abstract: Disclosed is a dust collector provided with a dust-removing unit. The disclosed dust collector comprises: a first centrifugal separating tube defining a first centrifugal area for separating dust from air suctioned in through a first inlet; a first dust box for collecting dust separated in the first centrifugal area; a first detaching portion having a first exhaust pipe unit for exhausting the air from the first centrifugal separating tube and the first dust box to the outside; and a handle unit for maintaining the first centrifugal separating tube and the first dust box coupled together, or for releasing the coupling thereof.Type: ApplicationFiled: June 21, 2010Publication date: June 14, 2012Applicant: Samsung Electronics Co., Ltd.Inventors: Sung Tae Joo, Joung Soo Park, Heung Jun Park, Min Ha Kim, Dong Houn Yang
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Publication number: 20120145009Abstract: A wet type dust collecting apparatus of a vacuum cleaner is provided. The wet type dust collecting apparatus of a vacuum cleaner includes a first separating unit configured to filter out and discharge dust by rotating air which is inlet via a first air inlet, and a plurality of a second centrifugal separating units configured to filter out dust from the air which is discharged from the first separating unit, and configured to eliminate dust from the inlet air via water which is filled inside of the second centrifugal separating units.Type: ApplicationFiled: February 22, 2012Publication date: June 14, 2012Inventors: Min-Ha KIM, Joung-Soo PARK, Heung-Jun PARK, Sung-Tae JOO, Dong-Houn YANG
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Publication number: 20120117753Abstract: A cyclone dust collecting apparatus for a vacuum cleaner includes a first chamber; an entering passage disposed above the first chamber, the entering passage guiding outer air to form a downwardly whirling air current in the first chamber; a second chamber formed at a position higher than that of an outlet of the entering passage above the first chamber, the second chamber in which the outer air entering from the first chamber whirls; a contaminants-blocking member disposed to be spaced apart from a bottom surface of the first chamber at a center of the first chamber, the contaminants-blocking member preventing contaminants and water separated in the first chamber from moving into the second chamber; and a grill disposed inside the second chamber to be in fluid communication with an air discharging port through which clean air is discharged.Type: ApplicationFiled: May 31, 2011Publication date: May 17, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-ha Kim, Joung-soo Park, Sung-tae Joo, Hyun-ju Lee, Dong-houn Yang
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Publication number: 20120096670Abstract: A suction nozzle for use in a vacuum cleaner includes a suction opening through which air is drawn in from a surface to be cleaned, a sterilization chamber having at least one inlet and at least one outlet, the sterilization chamber being in fluid communication with the suction opening through the at least one inlet, and a sterilization unit disposed in the sterilization chamber to sterilize the air drawn into the sterilization chamber. The air drawn into the sterilization chamber revolves while moving from the at least one inlet to the at least one outlet.Type: ApplicationFiled: June 22, 2011Publication date: April 26, 2012Inventors: Min-ha KIM, Joung-soo PARK, Sung-tae JOO, Hyun-ju LEE, Dong-houn YANG
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Patent number: 8006344Abstract: A suction nozzle hanging apparatus for use in a vacuum cleaner that can hang and store a suction nozzle assembly having a suction nozzle on a cleaner body. The suction nozzle hanging apparatus includes a fixing part formed on a suction nozzle assembly, the suction nozzle assembly having a suction nozzle and an extended tube connected to the suction nozzle, and a counter fixing part formed on a cleaner body and joining with the fixing part to support the suction nozzle assembly on the cleaner body, wherein the fixing part is disposed to be rotatable on a longitudinal axis of the joining connector.Type: GrantFiled: March 18, 2008Date of Patent: August 30, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-houn Yang, Hiroyuki Uratani, Hyun-ju Lee
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Patent number: 7716784Abstract: A suction port assembly and vacuum cleaner having the same is disclosed. The suction port assembly includes a casing comprising a suction port which draws in dust from a surface being cleaned; a drum brush which is disposed rotatably in the casing, on an external surface of which a plurality of bristles are arranged to shake off dust from the surface being cleaned; and a rib which is disposed at a position close to the drum brush, is mounted in the casing so that its one end is in contact with the bristles, and detaches the dust from the bristles when the drum brush rotates; and wherein the bristles are contacted on a slant relative to the rib to prevent the drum brush from rotating when the casing is pulled towards a user.Type: GrantFiled: October 19, 2007Date of Patent: May 18, 2010Assignee: Samsung Gwangju Electronics Co., LtdInventors: Dong-houn Yang, Hiroyuki Uratani, Hwa-gyu Song, Sung-cheol Lee, Hyun-ju Lee
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Patent number: 7631394Abstract: A suction brush for a vacuum cleaner is provided. The suction brush includes an upper casing; a lower casing; an elevating plate installed between the upper casing and the lower casing; a cleaned surface sensing part for sensing; a lever rotatably provided around a rotating shaft that is parallel to the elevating plate; and a solenoid. The solenoid rotates the lever in one direction when the surface to be cleaned is the hard floor and rotates the lever in the other direction when the surface to be cleaned is the carpet. The lower casing contacts the surface to be cleaned as the elevating plate descends, while it comes apart from the surface to be cleaned as the elevating plate ascends.Type: GrantFiled: February 21, 2008Date of Patent: December 15, 2009Assignee: Samsung Gwangju Electronics Co., Ltd.Inventors: Jang-keun Oh, Min-ha Kim, Dong-houn Yang
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Patent number: 7549190Abstract: A nozzle assembly of a vacuum cleaner is disclosed. The nozzle assembly includes a nozzle assembly body having an air inlet and an air outlet, a drum brush unit disposed in the nozzle assembly body in the vicinity of the air inlet, and having a drum brush disposed to brush away dirt or dust adhered to a surface to be cleaned while coming in rotation contact therewith, and a movable brush unit disposed in at least one of the front and the rear of the air inlet on an undersurface of the nozzle assembly body to pivot in an opposite direction to a moving direction of the nozzle assembly body thus to change a contacting angle to the surface to be cleaned in the range of a predetermined angle and then to brush away dirt or dust adhered to the surface to be cleaned, in moving of the nozzle assembly body.Type: GrantFiled: October 18, 2007Date of Patent: June 23, 2009Assignee: Samsung Gwangju Electronics Co., Ltd.Inventors: Jang-Keun Oh, Dong-Houn Yang, Hyoun-Soo Kim
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Publication number: 20090100629Abstract: A suction nozzle hanging apparatus for use in a vacuum cleaner that can hang and store a suction nozzle assembly having a suction nozzle on a cleaner body. The suction nozzle hanging apparatus includes a fixing part formed on a suction nozzle assembly, the suction nozzle assembly having a suction nozzle and an extended tube connected to the suction nozzle, and a counter fixing part formed on a cleaner body and joining with the fixing part to support the suction nozzle assembly on the cleaner body, wherein the fixing part is disposed to be rotatable on a longitudinal axis of the joining connector.Type: ApplicationFiled: March 18, 2008Publication date: April 23, 2009Inventors: Dong-houn YANG, Hiroyuki URATANI, Hyun-ju LEE