Patents by Inventor Seong-yul Kim

Seong-yul Kim 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: 11378903
    Abstract: A fixing device includes a pressing roller, a fixing belt disposed to be rotated by the pressing roller around a rotation axis of the fixing belt, a pressing member disposed within the fixing belt and to press a portion of the fixing belt toward the pressing roller, a pair of rotation ring members to support corresponding ends of the fixing belt respectively and being rotated by the fixing belt, and a pair of flange members to rotatably support the pair of the rotation ring members respectively, in which a rotation ring member of the pair of rotation ring members is an inclined state towards the fixing belt on a corresponding flange member, in which, with respect to the rotational axis of the fixing belt, an area of the rotation ring member opposite to a contacting area of the rotation member contacting with the pressed portion of the fixing belt protrudes more toward the fixing belt than the contacting area.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: July 5, 2022
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Dong Kyun Kim, Bong Hee Lee, Seong Yul Kim, Se Min An
  • Patent number: 11194274
    Abstract: A fuser including an endless belt, a pressurizing roller, a heater, a shaft supporting member, rotation member, and a washer. The pressurizing roller is to form a heating nip with the endless belt and is to rotate to drive the endless belt. The heater is to supply heat to the heating nip. The supporting member includes a shaft and a flange The rotation member is inserted into an inner diameter portion of the endless belt to support the endless belt, the rotation member is to be slidably rotatable with respect to the shaft. A washer interposed between the rotation member and the flange in an axial direction to regulate a movement of the endless belt in the axial direction, the washer is to slide-contact with at least one of the flange and the rotation member.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: December 7, 2021
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Dong Kyun Kim, Bong Hee Lee, Seong Yul Kim, Se Min An, Jin Seok Lee
  • Publication number: 20210124294
    Abstract: A fuser including an endless belt, a pressurizing roller, a heater, a shaft supporting member, rotation member, and a washer. The pressurizing roller is to form a heating nip with the endless belt and is to rotate to drive the endless belt. The heater is to supply heat to the heating nip. The supporting member includes a shaft and a flange The rotation member is inserted into an inner diameter portion of the endless belt to support the endless belt, the rotation member is to be slidably rotatable with respect to the shaft. A washer interposed between the rotation member and the flange in an axial direction to regulate a movement of the endless belt in the axial direction, the washer is to slide-contact with at least one of the flange and the rotation member.
    Type: Application
    Filed: November 21, 2018
    Publication date: April 29, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Dong Kyun KIM, Bong Hee LEE, Seong Yul KIM, Se Min AN, Jin Seok LEE
  • Publication number: 20210041819
    Abstract: A fixing device includes a pressing roller, a fixing belt disposed to be rotated by the pressing roller around a rotation axis of the fixing belt, a pressing member disposed within the fixing belt and to press a portion of the fixing belt toward the pressing roller, a pair of rotation ring members to support corresponding ends of the fixing belt respectively and being rotated by the fixing belt, and a pair of flange members to rotatably support the pair of the rotation ring members respectively, in which a rotation ring member of the pair of rotation ring members is an inclined state towards the fixing belt on a corresponding flange member, in which, with respect to the rotational axis of the fixing belt, an area of the rotation ring member opposite to a contacting area of the rotation member contacting with the pressed portion of the fixing belt protrudes more toward the fixing belt than the contacting area.
    Type: Application
    Filed: September 20, 2018
    Publication date: February 11, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Dong Kyun KIM, Bong Hee LEE, Seong Yul KIM, Se Min AN
  • Patent number: 10061240
    Abstract: A fusing unit and an image forming apparatus includes a housing, a fusing belt disposed inside the housing and a pressing roller forming a nip with the fusing belt, and a receiving portion disposed to face the fusing belt at a position spaced downwardly apart from the fusing belt in a gravity direction.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: August 28, 2018
    Assignee: S-PRINTING SOLUTION CO., LTD.
    Inventors: Dong-kyun Kim, Seong-yul Kim
  • Publication number: 20180196381
    Abstract: A fusing unit and an image forming apparatus includes a housing, a fusing belt disposed inside the housing and a pressing roller forming a nip with the fusing belt, and a receiving portion disposed to face the fusing belt at a position spaced downwardly apart from the fusing belt in a gravity direction.
    Type: Application
    Filed: July 11, 2017
    Publication date: July 12, 2018
    Applicant: S-Printing Solution Co., Ltd.
    Inventors: Dong-kyun KIM, Seong-yul KIM
  • Publication number: 20140358901
    Abstract: A display apparatus including an input unit configured to receive a keyword, a display configured to display a screen based on search result received from a plurality of sources, and a controller configured to control the plurality of sources to perform search based on the keyword, receive a plurality of search result screens corresponding to the search result searched from the plurality of sources, and display the screen on the display.
    Type: Application
    Filed: May 20, 2014
    Publication date: December 4, 2014
    Inventor: Seong-yul KIM
  • Patent number: 8559861
    Abstract: A fixing device includes a fixing belt to transmit a heat to a print medium, a pressing unit to apply a pressure on the print medium, a heating unit surrounded by the fixing belt to generate the heat and a nip plate disposed against the fixing belt and facing the pressing unit, to form a fixing nip. The fixing device further includes a support element to support the nip plate, and a reflection unit disposed within the fixing belt to reflect the heat radiated from the heating unit toward the support element. The reflection unit is connected to the nip plate to conduct the heat from the reflection unit to the nip plate.
    Type: Grant
    Filed: January 24, 2011
    Date of Patent: October 15, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-sung Lee, Seong-yul Kim
  • Publication number: 20120008971
    Abstract: A fixing device includes a fixing belt to transmit a heat to a print medium, a pressing unit to apply a pressure on the print medium, a heating unit surrounded by the fixing belt to generate the heat and a nip plate disposed against the fixing belt and facing the pressing unit, to form a fixing nip. The fixing device further includes a support element to support the nip plate, and a reflection unit disposed within the fixing belt to reflect the heat radiated from the heating unit toward the support element. The reflection unit is connected to the nip plate to conduct the heat from the reflection unit to the nip plate.
    Type: Application
    Filed: January 24, 2011
    Publication date: January 12, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin-sung Lee, Seong-yul Kim