Title:
CROSS ROLLER BEARING
Document Type and Number:
Japanese Patent JP2020143748
Kind Code:
A
Abstract:
To provide a cross roller bearing in which a roller insertion work can be performed efficiently in assembly.SOLUTION: In a cross roller bearing in which an outer ring 1 and an inner ring 2 are integrally formed, and rollers 3 are arranged in a fully rollable state, a roller insertion hole 1c of the outer ring 1 is provided so that its center line C extends in a direction (a tangential direction of a pitch circle P) consistent with a tangent line T of the pitch circle P of the roller 3, and therefore, during a roller insertion work in assembly, force pressing the inner ring 2 in the radial direction does not act on the roller 3 pushed in from the roller insertion hole 1c of the outer ring 1, and the roller 3 is smoothly delivered between the outer ring 1 and the inner ring 2.SELECTED DRAWING: Figure 2
Inventors:
KAWAKAMI YUICHIRO
Application Number:
JP2019041595A
Publication Date:
September 10, 2020
Filing Date:
March 07, 2019
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16C33/64; F16C19/36; F16C43/06
Attorney, Agent or Firm:
Naoya Kamata
Bunji Kamada
Yaichiro Nakatani
Bunji Kamada
Yaichiro Nakatani