Patents by Inventor Kyung-Sul Jang

Kyung-Sul Jang 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).

  • Wrist unit for industrial robot
    Patent number: 5231889
    Abstract: A wrist unit for an industrial robot includes an arm member with a motor installed therein and having a pair of integral guide portions. Holes are formed in respective guide portions, the holes being coaxial. A wrist member having receiving portions is disposed in a space formed between the guide portions. Two intermediate members are attached by fasteners to the wrist member and project into bearings mounted in the holes. A pair of cover members are fastened on opposite sides of the guide portions in order to retain the bearings.
    Type: Grant
    Filed: January 30, 1992
    Date of Patent: August 3, 1993
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Suk Lee, Kyung-Sul Jang