Title:
DOUBLE ROW ROLLER BEARING AND CAGE USED FOR THE SAME
Document Type and Number:
Japanese Patent JP2019199898
Kind Code:
A
Abstract:
To improve the efficiency of work for assembling rollers in pockets.SOLUTION: A double row roller bearing includes an inner ring 2, an outer ring 1 arranged on the radial outside of the inner ring 2, a plurality of rollers 3 arranged in double rows between the inner ring 2 and the outer ring 1 in the radial direction, and a cage 5 for holding intervals in a peripheral direction between the plurality of rollers 3 in each row. The inner ring 2 or the outer ring 1 has radially protruded annular flanges 23 at both axial ends, the cage 5 has an annular body 50 arranged between the double-row rollers 3 in the axial direction, and a plurality of columns 51 extending from the annular body 50 to both axial sides and arranged at intervals in the peripheral direction on each axial side, the plurality of columns 51 on at least one axial side include first columns 51a and at least one second column 51b shorter in the axial direction than the first column 51a.SELECTED DRAWING: Figure 1
Inventors:
YASUDA HIROTAKA
Application Number:
JP2018093404A
Publication Date:
November 21, 2019
Filing Date:
May 15, 2018
Export Citation:
Assignee:
JTEKT CORP
International Classes:
F16C43/06; F16C19/28; F16C19/38; F16C33/48; F16C33/49
Attorney, Agent or Firm:
Patent Business Corporation Suncrest International Patent Office