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Title:
TRACTION POWER TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2019120337
Kind Code:
A
Abstract:
To prevent electric corrosion at a traction power transmission device.SOLUTION: A traction power transmission device comprises a casing; a first rotary part rotatably supported by said casing while a central axis being applied as a center; a second rotary part rotatably supported by said casing around a center of said central axis to perform a power transmission between it and said first rotary part through traction; an annular internal ring connected to said casing at an outside in a radial direction of said second rotary part. Said first rotary part comprises a first ceramic roller part; and a metallic first rotating shaft. Said second rotary part comprises several second rollers arranged in said casing in a peripheral direction at an outside part in a radial direction of said first roller part within said casing and contacted with an outer peripheral surface of said first roller part and an inner peripheral surface of said internal ring; and several second rotary shaft rotatably supporting said several second rollers.SELECTED DRAWING: Figure 1

Inventors:
IMAMURA TADASHI
Application Number:
JP2018001185A
Publication Date:
July 22, 2019
Filing Date:
January 09, 2018
Export Citation:
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Assignee:
NIDEC SHIMPO CORP
International Classes:
F16H13/08
Attorney, Agent or Firm:
Masahiro Matsusaka
Tsutomu Tanaka
Masamichi Ida



 
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