Patents by Inventor Jae-Won Chang

Jae-Won Chang 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: 8887537
    Abstract: A drum type washing machine is provided. The drum type washing machine may include a cabinet, a tub fixed to an inner side of the cabinet, a drum rotatably arranged in the tub, and a driving motor positioned at a rear side of the drum for generating a driving force that rotates the drum. The washing machine may also include a supporting plate to rotatably support a rotational shaft extending between the motor and the drum, and a plurality of supporters connected between the supporting plate and the cabinet. Such an arrangement may increase washing capacity by increasing a diameter of the drum without increasing an external size of the cabinet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: November 18, 2014
    Assignee: LG Electronics Inc.
    Inventor: Jae-Won Chang
  • Patent number: 8887538
    Abstract: A drum type washing machine is provided. The washing machine may include a tub, a drum, a motor rotating the drum, bearing housings housing bearings to support a rotation shaft, a suspension connected to the bearing housings and a cabinet to mitigate vibration, a bracket coupled to the bearing housings, and a gasket installed between the bracket and the tub. Such an arrangement may allow volumes of the tub and the drum may be increased without increasing the volume of the cabinet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: November 18, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jae Won Chang, Hee Tae Lim, Si Moon Jeon, Kyeong Hwan Kim, Hyun Seok Seo
  • Patent number: 8869568
    Abstract: A washing machine is disclosed, which includes a receiving part (2) to receive laundry, a supply path (4) to supply outside air of the receiving part (2) into the receiving part (2), a heating member (41) to heat the air introduced in the supply path (4), an exhaust path (5) through which the air in the receiving part (2) is exhausted to the outside, and a heat transfer part (6) to transfer heat of the air flowing through the exhaust path (5) to the air flowing in through the supply path (4).
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: October 28, 2014
    Assignee: LG Electronics Inc.
    Inventors: Sang Wook Hong, Ji Hee Kim, Sang Su Lee, Sun Young Park, Bon Kwon Koo, Jae Won Chang, Ki Young Kang, Chang Kwon Park
  • Patent number: 8826701
    Abstract: A laundry machine that treats laundry housed in a rotating drum is disclosed. The laundry machine includes a cabinet (110), a tub (120) provided in the cabinet (110) to store wash water, a drum (130) rotatably provided in the tub (120) to house laundry, an angle change device (170) to change a tilting angle of a rotation shaft (144) of the drum (130), and a controller to control an operation of the angle change device (170) and a rotating operation of the drum (130) in a plurality of rotation angle modes.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: September 9, 2014
    Assignee: LG Electronics Inc.
    Inventors: Sang Wook Hong, Jae Won Chang, Sun Young Park, Bon Kwon Koo, Ki Young Kang, Ji Hee Kim
  • Patent number: 8800326
    Abstract: A drum type washing machine is provided. The washing machine may include a tub, a drum, a motor rotating the drum, bearing housings housing bearings to support a rotation shaft, a suspension connected to the bearing housings and a cabinet to mitigate vibration, a bracket coupled to the bearing housings, and a gasket installed between the bracket and the tub. Such an arrangement may allow volumes of the tub and the drum may be increased without increasing the volume of the cabinet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: August 12, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jae Won Chang, Hee Tae Lim, Si Moon Jeom, Kyeong Hwan Kim, Hyun Seok Seo
  • Patent number: 8783072
    Abstract: A drum type washing machine is provided. The washing machine may include a tub, a drum, a motor rotating the drum, bearing housings housing bearings to support a rotation shaft, a suspension connected to the bearing housings and a cabinet to mitigate vibration, a bracket coupled to the bearing housings, and a gasket installed between the bracket and the tub. Such an arrangement may allow volumes of the tub and the drum may be increased without increasing the volume of the cabinet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: July 22, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jae Won Chang, Hee Tae Lim, Si Moon Jeon, Kyeong Hwan Kim, Hyun Seok Seo
  • Publication number: 20140182066
    Abstract: Provided is a washing machine. The washing machine includes an outer tub holding wash water, an inner tub rotatably provided in the outer tub and receiving laundry, a pulsator rotatably provided in the inner tub, a power transmission shaft rotating the pulsator, a buoyancy clutch that that moves up and down by buoyancy created by the wash water and transfers, when the buoyancy clutch is in a lower position, rotational force from the power transmission shaft to the inner tub to allow the pulsator and the inner tub to rotate integrally with each other, a circulation passage that is provided on an outer portion of the outer tub to allow the wash water drained out of the outer tub to be returned into the outer tub, a pump provided on the circulation passage and a drain guide unit that directs the wash water under the buoyancy clutch to a drain hole of the outer tub so that the buoyancy clutch moves downward.
    Type: Application
    Filed: December 26, 2011
    Publication date: July 3, 2014
    Inventors: Jae Won Chang, Kyu Bum Lee, Young Jong Kim, Ae Kyung Chae
  • Patent number: 8765747
    Abstract: The present application relates to therapeutic organic compounds of formula (I), wherein Q, R1, R2, R3, and R4 are defined herein. The invention also relates to pharmaceutical compositions comprising an effective amount of a therapeutic organic compound; and methods for treating and preventing disease such as cancer comprising administering and effective amount of a therapeutic organic compound to a subject in need thereof.
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: July 1, 2014
    Assignee: Dana-Farber Cancer Institute, Inc.
    Inventors: Hwan Geun Choi, Taebo Sim, Nathanael Gray, Wenjun Zhou, Jae Won Chang, Jianming Zhang, Ellen Weisberg
  • Patent number: 8726702
    Abstract: A drum type washing machine is provided. The washing machine may include a tub fixed to a cabinet, a drum rotatably provided in the drum, a motor rotating the drum, bearings provided in a bearing housing to support a rotation shaft connecting the motor to the drum, and a suspension coupled between the bearing housings and the cabinet to mitigate vibration generated as the drum rotates. A bracket may be coupled to a rear side of the bearing housing to form a rear end of the tub, and a gasket may be installed between the bracket and the tub to form a seal therebetween and prevent transmission of vibration from the bracket to the tub. This arrangement may allow for an increased capacity drum within a fixed volume cabinet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: May 20, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jae Won Chang, Hee Tae Lim, Si Moon Jeon, Kyeong Hwan Kim, Hyun Seok Seo
  • Patent number: 8720234
    Abstract: The laundry treating apparatus includes a cabinet forming an external appearance of the laundry treating apparatus, the cabinet having a laundry entrance opening for introducing laundry therethrough, a door rotatably coupled to the cabinet for opening and closing the laundry entrance opening, a hook provided at the door, and a door switch provided at the cabinet such that the hook can be latched to the door switch to prevent the door from being opened. The door switch separates the hook for opening the door.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: May 13, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jin Woong Kim, Jae Won Chang, Dong Won Kim, Bo Sung Seo
  • Patent number: 8705459
    Abstract: Disclosed is a method for multiplexing control signals between a plurality of users when control signals for the plurality of users are allocated within one resource block. That is, a method for multiplexing control signals includes coding control signals for at least one user signals to correspond to a structure of a transmission block for the control signals among one or more dedicated resource block, multiplexing the control signals for the at least one user signals in the dedicated resource block, and transmitting the control signals, wherein the dedicated resource block is allocated for transmitting the control signals separately from data signals among a plurality of transmission resource blocks. A frequency division multiplexing (FDM) mode and a code division multiplexing (CDM) mode are used to multiplex the control signals for the plurality of users.
    Type: Grant
    Filed: January 4, 2008
    Date of Patent: April 22, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jin Young Chun, Bin Chul Ihm, Wook Bong Lee, Jae Won Chang, Moon II Lee
  • Patent number: 8677787
    Abstract: A drum type washing machine is provided. The washing machine may include a tub, a drum, a motor rotating the drum, bearing housings housing bearings to support a rotation shaft, a suspension connected to the bearing housings and a cabinet to mitigate vibration, a bracket coupled to the bearing housings, and a gasket installed between the bracket and the tub. Such an arrangement may allow volumes of the tub and the drum may be increased without increasing the volume of the cabinet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: March 25, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jae Won Chang, Hee Tae Lim, Si Moon Jeon, Kyeong Hwan Kim, Hyun Seok Seo
  • Patent number: 8671718
    Abstract: A drum-type washing machine is disclosed, in which bearings are received in the bearing housing assembly. The bearing housing assembly may include a support portion coupled to a motor, and a coupling portion connected to a damper bracket.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: March 18, 2014
    Assignee: LG Electronics Inc.
    Inventors: Hee Tae Lim, Jae Won Chang, Hyun Seok Seo, Min Gyu Jo
  • Patent number: 8673090
    Abstract: A water flow control device for an appliance includes a sump to collect water from a washtub, a supply passage to supply water from the sump to the washtub, a drain passage, coupled to the sump to discharge water; and a disposer to dispose contaminates in water from the sump. The disposer is in fluid communication with the drain passage but not the supply passage.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: March 18, 2014
    Assignee: LG Electronics Inc.
    Inventors: Sang Heon Yoon, Jae Won Chang, Young Hwan Park, Gap Su Shin, Joon Ho Pyo
  • Patent number: 8671719
    Abstract: A drum type washing machine has a cabinet forming an outer appearance of the washing machine, a tub fixed inside the cabinet for storing the washing water, a drum disposed in the tub and having both side surfaces supported by the cabinet to be rotatable and an inlet through which laundries come in/go out on a circumferential surface thereof, and a driving motor fixed on one side surface of the drum to rotate the drum. Washing capacity can be increased while maintaining the entire size of the washing machine by increasing a diameter of the drum without increasing the size of the cabinet, and the entire size of the washing machine can be compacted by minimizing the installation space of the driving motor.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: March 18, 2014
    Assignee: LG Electronics Inc.
    Inventor: Jae Won Chang
  • Publication number: 20140041418
    Abstract: A system including an enclosure of a washing machine, a drum within the enclosure, a mixing unit, within the enclosure but separate from the drum and in fluid communication with the drum, a water supply unit coupled to the mixing unit, a reservoir having a conduit fluidly coupled to the mixing unit, and a container connecting assembly configured to fix a spout of a container to the reservoir. An apparatus including a reservoir, external to a washing machine, to receive a liquid wash aid, a container connecting assembly coupled to the reservoir and configured to fix a spout of a container containing liquid wash aid to the reservoir, a flexible conduit to pass liquid wash aid from the reservoir to the washing machine, and a wash aid control unit connected to the flexible conduit and adapted to meter a flow of liquid wash aid from the reservoir to the washing machine.
    Type: Application
    Filed: October 11, 2013
    Publication date: February 13, 2014
    Applicant: LG Electronics Inc.
    Inventors: Jong Min LEE, Young Ho KIM, Jae Won CHANG, Sang Hoon LEE, Chang Oh KIM, Jae Hyun KIM
  • Patent number: 8646293
    Abstract: A drum type washing machine is provided. The drum type washing machine may include a cabinet, a tub fixed to an inner side of the cabinet, a drum rotatably arranged in the tub, and a driving motor positioned at a rear side of the drum for generating a driving force that rotates the drum. The washing machine may also include a supporting plate to rotatably support a rotational shaft extending between the motor and the drum, and a plurality of supporters connected between the supporting plate and the cabinet. Such an arrangement may increase washing capacity by increasing a diameter of the drum without increasing an external size of the cabinet.
    Type: Grant
    Filed: January 6, 2011
    Date of Patent: February 11, 2014
    Assignee: LG Electronics Inc.
    Inventor: Jae-Won Chang
  • Patent number: 8646292
    Abstract: A drum type washing machine is provided. The drum type washing machine includes a cabinet for forming an appearance; a tub fixed to an inner side of the cabinet and for storing washing water, a drum rotatably arranged in the tub for washing and dehydrating laundry, and a driving motor positioned at a rear side of the drum for generating a driving force by which the drum is rotated. The washing machine can increase washing capacity with maintaining an entire size thereof by increasing a diameter of the drum without increasing a size of the cabinet. The washing machine may include a supporting plate to rotatably support the rotational shaft, and a supporting unit to support the supporting plate, the supporting unit comprising a plurality of supporters connected between the supporting plate and the cabinet.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: February 11, 2014
    Assignee: LG Electronics Inc.
    Inventor: Jae-Won Chang
  • Patent number: 8616027
    Abstract: Disclosed is a drum type washing machine with a cabinet for forming an appearance; a tub fixed to an inner side of the cabinet and for storing washing water, a drum rotatably arranged in the tub for washing and dehydrating laundry, and a driving motor positioned at a rear side of the drum for generating a driving force by which the drum is rotated. The washing machine can increase washing capacity with maintaining an entire size thereof by increasing a diameter of the drum without increasing a size of the cabinet. The washing machine may include a supporting plate to rotatably support the rotational shaft, and a supporting unit to support the supporting plate, the supporting unit comprising a plurality of supporters connected between the supporting plate and the cabinet.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: December 31, 2013
    Assignee: LG Electronics Inc.
    Inventor: Jae-Won Chang
  • Patent number: RE44795
    Abstract: A drum type washing machine is provided, in which vibration is efficiently attenuated, by a maximum capacity within a size-fixed cabinet is provided, and by which a user does not bend over or sit down to load laundry into the washing machine. The drum type washing machine includes a cabinet forming an exterior of the drum type washing machine, a tub fixed within the cabinet, the tub having a laundry loading entrance at an outer circumference of the tub, a drum rotatably provided within the tub, the drum having an opening on a lateral side of the drum to communicate with the laundry loading entrance of the tub, a motor assembly provided next to one side of the drum to rotate the drum, and a suspension assembly provided to support a weight of the drum and attenuate vibration of the drum.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: March 11, 2014
    Assignee: LG Electronics Inc.
    Inventors: Na Eun Kim, Jin Woong Kim, Young Hwan Park, Jae Won Chang