Patents by Inventor Antonet Wijnen

Antonet Wijnen 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).

  • Rolling bearing
    Patent number: 7178986
    Abstract: In a rolling bearing including a cage arranged in an annular space between an outer ring and an inner ring, a plurality of rolling elements held by the cage, and a solid lubricating agent provided in the cage, the cage has a plurality of rolling element receiving pockets in a circumferential direction, and has recess portions between the rolling element receiving pockets in a circumferential direction, and each of the rolling elements is received in each of the rolling element receiving pockets. The solid lubricating agent is attached to the recess portions in such a manner as to be in a slidable contact with a rolling element raceway surface.
    Type: Grant
    Filed: February 12, 2003
    Date of Patent: February 20, 2007
    Assignee: Koyo Seiko Co., Ltd.
    Inventors: Masaaki Ohtsuki, Shinji Fukuda, Hiroyuki Urano, Hiroshi Ueno, Thomas Grabosch, Antonet Wijnen