Patents by Inventor Yun Seok SUNG

Yun Seok SUNG 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).

  • Electric oil pump for hydraulic control and oil supplying system provided with the same
    Patent number: 11549509
    Abstract: An electric hydraulic pump for a transmission includes: a motor including a motor cover, a motor case coupled with the motor cover, and a stator and a rotor disposed within the motor cover and the motor case; and a pump including a pump case forming a pump chamber, and a gear rotor which is disposed within the pump chamber, connected with the rotor through a motor shaft and receives rotational power of the motor. In particular, a plurality of oil circulation holes are formed in the motor cover and a connecting hole is formed in the motor cover corresponding to the pump case, and an oil flow channel is formed within the pump case for connecting the connecting hole and an oil inlet of the pump chamber.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: January 10, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sung Wook Jang, Kihyup Kim, Woo Jung Kim, June Ho Lee, Jin Seung Lim, Seungwan Noh, Youngho Moon, Taegeun Kim, Jaeyeol Yun, Jungwook Lee, Chulwan Park, Chi Hun Cho, Gyu Chull Doh, Kyoo Ho Lee, Hyun Chul Kim, Joung Chul Kim, Hyun Duk Chang, Jin Hee Lee, Yongho Jung, Chang Yeon Cho, Yun Seok Sung, Hyeonjin Kim, Joo Hang Lee
  • ELECTRIC OIL PUMP FOR HYDRAULIC CONTROL AND OIL SUPPLYING SYSTEM PROVIDED WITH THE SAME
    Publication number: 20200309121
    Abstract: An electric hydraulic pump for a transmission includes: a motor including a motor cover, a motor case coupled with the motor cover, and a stator and a rotor disposed within the motor cover and the motor case; and a pump including a pump case forming a pump chamber, and a gear rotor which is disposed within the pump chamber, connected with the rotor through a motor shaft and receives rotational power of the motor. In particular, a plurality of oil circulation holes are formed in the motor cover and a connecting hole is formed in the motor cover corresponding to the pump case, and an oil flow channel is formed within the pump case for connecting the connecting hole and an oil inlet of the pump chamber.
    Type: Application
    Filed: July 17, 2019
    Publication date: October 1, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sung Wook JANG, Kihyup KIM, Woo Jung KIM, June Ho LEE, Jin Seung LIM, Seungwan NOH, Youngho MOON, Taegeun KIM, Jaeyeol YUN, Jungwook LEE, Chulwan PARK, Chi Hun CHO, Gyu Chull DOH, Kyoo Ho LEE, Hyun Chul KIM, Joung Chul KIM, Hyun Duk CHANG, Jin Hee LEE, Yongho JUNG, Chang Yeon CHO, Yun Seok SUNG, Hyeonjin KIM, Joo Hang LEE