Patents by Inventor Kie Tak Hyun

Kie Tak Hyun 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).

  • Patent number: 9226630
    Abstract: A vacuum cleaner is disclosed. The present invention relates to a vacuum cleaner that is able to form dust and foreign substances collected in a dust collection device provided therein in a single mass shape to discharge it efficiently, not scattered in a dust collecting device. The vacuum cleaner includes a body, a dust collection device collecting dust and foreign substances therein, a compression device provided in the dust collection device to collect the dust and foreign substances collected in a predetermined portion of the dust collection device and to compress the collected dust and foreign substances, and a liquid supply device arranged in the dust collection device, in communication with an inside of the dust collection device, to supply liquid material to the dust collection device.
    Type: Grant
    Filed: November 3, 2009
    Date of Patent: January 5, 2016
    Assignee: LG Electronics Inc.
    Inventors: Chung Ook Chong, Kie Tak Hyun
  • Patent number: 8544143
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: March 19, 2009
    Date of Patent: October 1, 2013
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8474092
    Abstract: A vacuum cleaner is disclosed. The present invention relates to a vacuum cleaner that is able to form dust and foreign substances collected in a dust collection device provided therein in a single mass shape to discharge it efficiently, not scattered in a dust collecting device. The vacuum cleaner includes a body, a dust separation device mounted in the body, a dust collection device independently provided from the dust separation device, connected to the dust collection device, a compression device provided in the dust collection device, to collect dust and foreign substances collected in a predetermined portion of the dust collection device and to compress the collected dust and foreign substances, and a liquid supply device provided in the dust separation device to supply liquid material to the dust separation device.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: July 2, 2013
    Assignee: LG Electronics Inc.
    Inventors: Chung Ook Chong, Kie Tak Hyun
  • Patent number: 8434194
    Abstract: A nozzle for a vacuum cleaner is provided, the nozzle having a structure in which suction performance may be improved. The nozzle may include a nozzle body, and an agitator rotatably installed in the nozzle body. Air may follow a first flow path through the nozzle, and a second flow path which diverges from the second flow path at the agitator, so as to uniformly distribute air flow through the nozzle.
    Type: Grant
    Filed: May 14, 2010
    Date of Patent: May 7, 2013
    Assignee: LG Electronics Inc.
    Inventors: Kyeong Seon Jeong, Geun Bae Hwang, Kie Tak Hyun, Kyu Chun Choi, Chang Hwa Sun
  • Patent number: 8404034
    Abstract: A vacuum cleaner and a method of controlling the vacuum cleaner are provided. The vacuum cleaner may include a main body, a dust collection device mounted in the main body, at least one compression member that compresses the dust in the dust collection device, and a driver that drives the compressing member.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: March 26, 2013
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park, Hyuk-Min Kwon, Young-Gun Min
  • Patent number: 8370992
    Abstract: A vacuum cleaner is disclosed. The present invention relates to a vacuum cleaner that is able to form dust and foreign substances collected in a dust collection device provided therein in a single mass shape to discharge it efficiently, not scattered in a dust collecting device. The vacuum cleaner includes a body, a dust collection device collecting dust and foreign substances therein, a compression device provided in the dust collection device to collect the dust and foreign substances collected in a predetermined portion of the dust collection device and to compress the collected dust and foreign substances, and a liquid supply device arranged in the dust collection device, in communication with an inside of the dust collection device, to supply liquid material to the dust collection device.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: February 12, 2013
    Assignee: LG Electronics Inc.
    Inventors: Chung Ook Chong, Kie Tak Hyun
  • Patent number: 8316507
    Abstract: A dust separating apparatus for a vacuum cleaner is provided. The dust separating apparatus includes a cyclone configured to provide a plurality of cyclone airflows therein and a dust container provided separate from the cyclone. The cyclone includes a first air inlet configured to receive an airflow containing dust and a dust outlet configured to discharge dust separated by the plurality of cyclone airflows. The dust outlet is located in a central portion of the cyclone. The dust container is removably placeable into communication with the dust outlet to collect dust separated in the cyclone. A vacuum cleaner including the dust separating apparatus is also provided.
    Type: Grant
    Filed: August 7, 2009
    Date of Patent: November 27, 2012
    Assignee: LG Electronics Inc.
    Inventors: Kie-Tak Hyun, Hae-Seock Yang, Kyeong-Seon Jeong, Chang-Hoon Lee, Seong-Koo Cho, Geun-Bae Hwang, Jin-Wook Seo, Heon-Pyeong Ji, Man-Tae Hwang, Young-Ho Kim, Hyo-Churl Shin, Jin-Hyouk Shin, Hoi-Kil Jeong, Moo-Hyun Ko
  • Patent number: 8312593
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: November 20, 2012
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8302252
    Abstract: A dust separator for a vacuum cleaner including a body having a pair of spaced apart ends, a first air inlet formed in the body and being configured to receive an air flow containing dust, and a dust outlet formed inwardly of the spaced apart ends and apart from the first air inlet to discharge dust separated in the body, is provided. In addition, a cross-sectional area of the body at the dust outlet is greater than a cross-sectional area of the body at the first air inlet.
    Type: Grant
    Filed: March 19, 2009
    Date of Patent: November 6, 2012
    Assignee: LG Electronics Inc.
    Inventors: Kie-Tak Hyun, Kyeong-Seon Jeong, Jin-Hyouk Shin, Seong-Koo Cho, Geun-Bae Hwang
  • Patent number: 8281455
    Abstract: A vacuum cleaner is provided. The vacuum cleaner may include a main body, a dust collector, at least one pressing member, and a driver. The dust collector may be detachably attached to the main body and may include a dust storage chamber. The at least one pressing member may compress dust stored in the dust storage chamber. The driver may be disposed in the dust collector and actuate the at least one pressing member.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: October 9, 2012
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8240001
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: August 14, 2012
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8186006
    Abstract: A distribution unit for a dust separating apparatus of a vacuum cleaner is provided. The distribution unit distributes air and dust to the dust separation unit includes a body having an inlet for introducing the air and dust to the body, a plurality of branch passages for distributing the air introduced into the body to the dust separation unit, and a main passage for connecting the inlet with the branch passages, and wherein a passage cross-sectional area of the main passage at the branch passage is greater than a passage cross-sectional area of the inlet.
    Type: Grant
    Filed: March 13, 2009
    Date of Patent: May 29, 2012
    Assignee: LG Electronics Inc.
    Inventors: Kie-Tak Hyun, Hae-Seock Yang, Kyeong-Seon Jeong, Chang-Hoon Lee, Seong-Koo Cho, Geun-Bae Hwang, Jin-Wook Seo, Heon-Pyeong Ji, Man-Tae Hwang, Young-Ho Kim, Hyo-Churl Shin, Jin-Hyouk Shin, Hoi-Kil Jeong, Moo-Hyun Ko
  • Publication number: 20120030895
    Abstract: A vacuum cleaner is disclosed. The present invention relates to a vacuum cleaner that is able to form dust and foreign substances collected in a dust collection device provided therein in a single mass shape to discharge it efficiently, not scattered in a dust collecting device. The vacuum cleaner includes a body, a dust collection device collecting dust and foreign substances therein, a compression device provided in the dust collection device to collect the dust and foreign substances collected in a predetermined portion of the dust collection device and to compress the collected dust and foreign substances, and a liquid supply device arranged in the dust collection device, in communication with an inside of the dust collection device, to supply liquid material to the dust collection device.
    Type: Application
    Filed: November 3, 2009
    Publication date: February 9, 2012
    Inventors: Chung Ook Chong, Kie Tak Hyun
  • Publication number: 20120011679
    Abstract: A vacuum cleaner is disclosed. The present invention relates to a vacuum cleaner that is able to form dust and foreign substances collected in a dust collection device provided therein in a single mass shape to discharge it efficiently, not scattered in a dust collecting device. The vacuum cleaner includes a body, a dust separation device mounted in the body, a dust collection device independently provided from the dust separation device, connected to the dust collection device, a compression device provided in the dust collection device, to collect dust and foreign substances collected in a predetermined portion of the dust collection device and to compress the collected dust and foreign substances, and a liquid supply device provided in the dust collection device to supply liquid material to the dust collection device.
    Type: Application
    Filed: November 3, 2009
    Publication date: January 19, 2012
    Inventors: Chung Ook Chong, Kie Tak Hyun
  • Patent number: 8079113
    Abstract: The present invention discloses a vacuum cleaner including a main body (1) of the vacuum cleaner, a wheel (2) rotatably mounted at the body, a driving unit for driving the wheel (2), a sensor (71) positioned at the main body, for sensing an inclined direction of the main body (1), and a control unit for controlling the driving unit according to the inclined direction of the main body (1) sensed by the sensor (71). In this configuration, the posture of the main body (1) of the vacuum cleaner can be controlled according to the inverted pendulum control theory. Therefore, the main body (1) of the vacuum cleaner can maintain the posture thereof not to fall down.
    Type: Grant
    Filed: August 14, 2007
    Date of Patent: December 20, 2011
    Assignee: LG Electronics Inc.
    Inventors: Chung-Ook Chong, Kyeong-Seon Jeong, Kie-Tak Hyun, Seong-Koo Cho, Geun-Bae Hwang, Kyu-Chun Choi, Jin-Hyouk Shin, Jong-Kyu Jang
  • Patent number: 8060979
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: July 31, 2007
    Date of Patent: November 22, 2011
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8043410
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: March 19, 2009
    Date of Patent: October 25, 2011
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8043397
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: March 19, 2009
    Date of Patent: October 25, 2011
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8021452
    Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: September 20, 2011
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park
  • Patent number: 8012250
    Abstract: A vacuum cleaner is disclosed. The vacuum cleaner may include a cleaner body, in which a suction motor is provided; a dust collector selectively attached to the cleaner body, in which a dust container is formed; at least one pressing element that presses dust stored in the dust container; and a drive device that drives the at least one pressing element.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: September 6, 2011
    Assignee: LG Electronics Inc.
    Inventors: Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko, Kie Tak Hyun, Jong Su Choo, Young Bok Son, Kyeong Seon Jeong, Min Park, Sung Hwa Lee, Il Joong Kim, Jin Hyouk Shin, Gun Ho Ha, Jin Wook Seo, Chang Ho Yun, Jin Young Kim, Chang Hoon Lee, Yun Hee Park, Hyuk-Min Kwon