Discrete Spacing Member Patents (Class 384/520)
Ball spacer (Class 384/521)
Roller spacer (Class 384/522)
  • Four-point contact bearing
    Patent number: 4588313
    Abstract: A four-point contact bearing with the largest possible pressure angles and suitable for rotary and swinging movements is disclosed. The rim gaps on both sides of the balls are extremely narrow and offset radially with respect to each other. The cage is segmented and the segments have guide straps which are also offset with respect to each other and extend into the rim gaps.
    Type: Grant
    Filed: January 17, 1984
    Date of Patent: May 13, 1986
    Assignee: FAG Kugelfischer Georg Schafer KGaA
    Inventors: Bernhard Knappe, Erwin Gerber
  • Prestressed rolling bearing device
    Patent number: 4505523
    Abstract: The prestressed rolling bearing device comprises a cage for guiding and/or retaining a plurality of rolling elements. At least one of the rolling elements has an outside diameter larger than that of the other rolling elements. The rolling element of larger diameter is formed by a ball and the other rolling elements are cylindrical elements.
    Type: Grant
    Filed: October 11, 1983
    Date of Patent: March 19, 1985
    Assignee: Nadella
    Inventor: Gerard Stephan