Title:
POWER TRANSMISSION SHAFT
Document Type and Number:
Japanese Patent JP2023032231
Kind Code:
A
Abstract:
To reliably form an identification groove on the whole circumference of an outer peripheral surface of a power transmission shaft.SOLUTION: A power transmission shaft (intermediate shaft 2) comprises: male spline parts 2a, 2b inserted into spline holes of inside joint members 3a, 4a of constant velocity universal joints 3, 4; a boot mounting part 10 having an annular groove 11; and an annular identification groove 20 provided on the opposite axial end side of the boot mounting part 10. A fiber flow on a surface layer in an area where the boot mounting part 10 and the identification groove 20 are formed extends continuously along the surfaces of the boot mounting part 10 and the identification groove 20.SELECTED DRAWING: Figure 8
Inventors:
KITAMURA YUICHIRO
Application Number:
JP2021138236A
Publication Date:
March 09, 2023
Filing Date:
August 26, 2021
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16D3/84; F16J3/04; F16J15/52
Attorney, Agent or Firm:
Kunihiko Shiromura
Tsuyoshi Kumano
Yusuke Noguchi
Tsuyoshi Kumano
Yusuke Noguchi