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Patent Searching and Data


Title:
BRAKE DISK UNIT FOR ROLLING STOCK
Document Type and Number:
WIPO Patent Application WO/2021/065392
Kind Code:
A1
Abstract:
A brake disk unit (100) comprises a rotating member (10), a brake disk (20), and a control member (30). The brake disk (20) includes a disk body (21), fins (22), and a convex part (23) and/or a concave part (26). The control member (30) includes a support part (31) and a projecting part (32). At least part of the projecting part (32) is disposed between adjacent ones of the fins (22) in a circumferential direction of the brake disk (20). A gap (G) is formed between the projecting part (32) and the brake disk (20). The convex part (23) and/or the concave part (26) are/is provided in an outer surface of the brake disk (20), further on an outer circumferential side than a minimum opening (Amin) of the gap (G).

Inventors:
NOGAMI, Hiroshi (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
FUJIMOTO, Takahiro (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
SHIOTANI, Yuiko (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
NISHIMURA, Ryuichi (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
OKAMOTO, Mitsuhiro (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
SANO, Kumpei (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
MIYABE, Naruo (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
ICHIKAWA, Yuki (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, JP)
Application Number:
JP2020/034076
Publication Date:
April 08, 2021
Filing Date:
September 09, 2020
Export Citation:
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Assignee:
NIPPON STEEL CORPORATION (Chiyoda-ku Tokyo, 71, JP)
International Classes:
B61H5/00; F16D65/12; F16D65/847
Attorney, Agent or Firm:
ASCEND IP LAW FIRM (Dojima 1-chome Kita-ku, Osaka-sh, Osaka 03, JP)
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