Patents by Inventor Seung Kwun Ahn

Seung Kwun Ahn 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).

  • Washing machine
    Patent number: 8733136
    Abstract: A washing machine has a water spray device to efficiently wet the laundry by spraying washing water to the laundry with uniform pressure. The washing machine includes an outer tub, and a water spray device installed at an upper portion of the outer tub to spray washing water. The water spray device includes a diffusion duct for diffusing the washing water around the outer tub and a spray member provided in the diffusion duct to spray the washing water into the outer tub.
    Type: Grant
    Filed: July 2, 2009
    Date of Patent: May 27, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Hwan Chung, Yong Myoung Kim, Byung Don Jung, Seung Kwun Ahn
  • Circulation and drain system in a washing machine and a method thereof
    Patent number: 8302432
    Abstract: A washing machine having an improved structure in circulation and drain of washing water are disclosed. The washing machine includes a main body, a water tub which is disposed in the main body, a drain line in which washing water drained from the water tub flows, a circulation line in which washing water returning to the water tub flows, a discharge line in which washing water discharged out of the main body flows, a pump which flows the washing water such that the washing water drained from the water tub returns to the water tub or is discharged out of the main body, a flow path switching device having a single reciprocating member which opens and closes the circulation line or the discharge line, and an operating unit which operates the flow path switching device.
    Type: Grant
    Filed: February 11, 2009
    Date of Patent: November 6, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Hwan Chung, Seung Kwun Ahn
  • Washing machine
    Publication number: 20100000266
    Abstract: A washing machine has a water spray device to efficiently wet the laundry by spraying washing water to the laundry with uniform pressure. The washing machine includes an outer tub, and a water spray device installed at an upper portion of the outer tub to spray washing water. The water spray device includes a diffusion duct for diffusing the washing water around the outer tub and a spray member provided in the diffusion duct to spray the washing water into the outer tub.
    Type: Application
    Filed: July 2, 2009
    Publication date: January 7, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Hwan Chung, Yong Myoung Kim, Byung Don Jung, Seung Kwun Ahn
  • CIRCULATION AND DRAIN SYSTEM IN A WASHING MACHINE AND A METHOD THEREOF
    Publication number: 20090229312
    Abstract: A washing machine having an improved structure in circulation and drain of washing water are disclosed. The washing machine includes a main body, a water tub which is disposed in the main body, a drain line in which washing water drained from the water tub flows, a circulation line in which washing water returning to the water tub flows, a discharge line in which washing water discharged out of the main body flows, a pump which flows the washing water such that the washing water drained from the water tub returns to the water tub or is discharged out of the main body, a flow path switching device having a single reciprocating member which opens and closes the circulation line or the discharge line, and an operating unit which operates the flow path switching device.
    Type: Application
    Filed: February 11, 2009
    Publication date: September 17, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Hwan CHUNG, Seung Kwun Ahn