Patents by Inventor Dong Il Back

Dong Il Back 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).

  • Publication number: 20140144191
    Abstract: A detergent supply apparatus, and a washing machine including the same The washing machine includes the detergent supply apparatus which includes a detergent container accommodating housing installed in the cabinet and having an opening in the front portion of the cabinet, a detergent container configured to store the detergent and to be removably inserted into the detergent container accommodating housing through the opening of the detergent container accommodating housing, a pump unit installed outside the detergent container, and configured to pump the detergent stored in the detergent container to the detergent container accommodating housing, and a connector unit configured to supply power to the pump unit, and including a first body attached on an outer portion of the pump unit and a second body attached on the detergent container accommodating housing, the first body is electrically connected to the second body by being removably attached to the second body.
    Type: Application
    Filed: November 26, 2013
    Publication date: May 29, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong Il Back, Hyun Woo Song
  • Patent number: 8701449
    Abstract: Disclosed herein are a water level/vibration sensing apparatus and a washing machine having the same. The water level/vibration sensing apparatus includes a housing provided with a pressure chamber communicating with an air inlet, a diaphragm unit moving forward and backward according to the variation of a pressure in the pressure chamber, a core and a coil forming a frequency varied according to the forward and backward movement of the diaphragm unit, and a collision member striking the diaphragm unit according to the movement of the housing. Therefore, the water level/vibration sensing apparatus simultaneously senses the washing water level and the vibration of the washing machine.
    Type: Grant
    Filed: December 14, 2009
    Date of Patent: April 22, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong Il Back, Weon Jin Song
  • Publication number: 20130047678
    Abstract: Disclosed is a water supply apparatus for washing machines having a simplified structure. The water supply apparatus is usable in a washing machine, which has a drum to accommodate laundry, and a detergent supply apparatus including a dispenser provided with a plurality of channels to supply water to a plurality of detergents to be supplied to the drum, and includes at least one water supply pipe extending from the rear portion of the washing machine to the detergent supply apparatus to supply water to the dispenser, a nozzle provided with one end connected to the at least one water supply pipe and the other end disposed adjacent to entrances of the plurality of channels, and being rotatable to supply water selectively to one of the plurality of channels, a drive unit generating drive force to rotate the nozzle, and a rotation control device to control rotation of the drive unit.
    Type: Application
    Filed: August 22, 2012
    Publication date: February 28, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Song Yik LEE, Dong Il Back
  • Publication number: 20120144873
    Abstract: A water-level/vibration detection apparatus includes a diaphragm adapted to be moved by air pressure applied through an air hose and a core slidably placed on a support shaft of the diaphragm while being elastically supported by an elastic member. The water-level/vibration detection apparatus detects the level of water and vibration via movement of the core into a coil which constitutes a resonance circuit.
    Type: Application
    Filed: December 6, 2011
    Publication date: June 14, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong Il BACK, Song Yik Lee
  • Publication number: 20120024021
    Abstract: A washing machine having a water supply unit provided with a branch pipe. The washing machine includes a main body, a tub provided within the main body, a water supply hose connected to a water supply source to supply water to the tub, the water supply unit including channels defined by at least one inlet and at least one outlet and at least one structure discriminated from the channels, at least one of the at least one inlet and the at least one outlet being connected to the water supply hose, and a branch pipe provided on the water supply unit to allow a portion of water introduced into the water supply unit to branch off and be discharged to the outside of the water supply unit.
    Type: Application
    Filed: July 20, 2011
    Publication date: February 2, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin Ho Seo, Kyoung Seop Shin, Dong Il Back
  • Publication number: 20100170301
    Abstract: Disclosed herein are a water level/vibration sensing apparatus and a washing machine having the same. The water level/vibration sensing apparatus includes a housing provided with a pressure chamber communicating with an air inlet, a diaphragm unit moving forward and backward according to the variation of a pressure in the pressure chamber, a core and a coil forming a frequency varied according to the forward and backward movement of the diaphragm unit, and a collision member striking the diaphragm unit according to the movement of the housing.
    Type: Application
    Filed: December 14, 2009
    Publication date: July 8, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Il Back, Weon Jin Song