Title:
鉄道車両用車輪
Document Type and Number:
Japanese Patent JP7426045
Kind Code:
B2
Abstract:
The wheel is for a railway vehicle that travels on a rail. The wheel includes a wheel tread, a flange and a throat portion. The wheel tread is provided at an outer circumferential portion of the wheel. The wheel tread faces a head surface of the rail. The flange is provided at the outer circumferential portion of the wheel. The flange projects further outward than the wheel tread in the radial direction of the wheel. The throat portion connects the surface of the flange and the wheel tread. The throat portion has a protrusion. The protrusion projects to the rail side. The protrusion extends along the entire circumference of the throat portion.
Inventors:
Yousuke Yamazaki
Osamu Kondo
Takanori Kato
Takahiro Fujimoto
Hiroyuki Sugiyama
Feltmeyer, Christopher
Osamu Kondo
Takanori Kato
Takahiro Fujimoto
Hiroyuki Sugiyama
Feltmeyer, Christopher
Application Number:
JP2021506748A
Publication Date:
February 01, 2024
Filing Date:
August 16, 2019
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
B60B17/00; B61F13/00
Foreign References:
| WO2000005118A1 |
Attorney, Agent or Firm:
Ascend Patent Attorneys Corporation
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