Title:
自在継手
Document Type and Number:
Japanese Patent JP6645550
Kind Code:
B2
Abstract:
To prevent an inward flange part from damaging, in a universal joint having a pair of yokes, a joint cross and a needle bearing, and having the inward flange part at one end in an axis direction of an annular body, where the annular body forms an outer ring of the needle bearing.SOLUTION: Four shaft parts 32 of a joint cross 3 are rotatably supported in the respective shaft insertion hole 21a of yokes 2 by a needle bearing 4, and outer ring 42 has an inward flange part 422 at one end in an axis direction of an annular body 421 so as to bendingly approach the shaft part 32. The inward flange part 422 is arranged on a base end side of the shaft part 32. The inward flange part 422 is opposite to an axial end surface of a needle roller. The shaft part 32 has a peripheral groove 32a partially arranged in the inward flange part 422.SELECTED DRAWING: Figure 2
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Inventors:
Zhou Yasushi
Chifu Taketoshi
Chifu Taketoshi
Application Number:
JP2018171844A
Publication Date:
February 14, 2020
Filing Date:
September 13, 2018
Export Citation:
Assignee:
Nippon Seiko Co., Ltd.
International Classes:
F16D3/41
Domestic Patent References:
| JP3094424U | ||||
| JP2014214812A |
Foreign References:
| US3313127 |
Attorney, Agent or Firm:
Yoshiaki Naito
Toru Miyasaka
Akira Obayashi
Toru Miyasaka
Akira Obayashi