Title:
FRICTION TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2023149489
Kind Code:
A
Abstract:
To provide a friction transmission device capable of reducing surface pressure.SOLUTION: A friction transmission device 100 comprises: an input bearing ring 14; a planetary rolling element 20 arranged around a rotational axial line of the input bearing ring 14, and in contact with the input bearing ring 14; an output bearing ring 30 that is in contact with the planetary rolling elements 20, and is connected to an output member 32; and a first support bearing ring 26 and a second support bearing ring 28 that are in contact with the planetary rolling elements 20. At least one of the input bearing ring 14, the output bearing ring 30, the first support bearing ring 26 and the second support bearing ring 28 is a convex-concave contact bearing ring that is in concave-concave contact with the planetary rolling elements 20.SELECTED DRAWING: Figure 2
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Inventors:
NAGUMO TOSHIYA
Application Number:
JP2022058090A
Publication Date:
October 13, 2023
Filing Date:
March 31, 2022
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES
International Classes:
F16H13/08; F16H13/10
Attorney, Agent or Firm:
Kenki Morishita
Teruo Tomisho
Teruo Tomisho