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Disk Brake Device For Rail Vehicle

Abstract: A disk brake device (100) comprises a rotary member (10), a brake disk (20, 20A), and a control member (30, 30A). The brake disk (20, 20A) includes an annular disk body (21) and fins (22). The control member (30, 30A) controls the volume of aeration between the fins (22) that are disposed adjacently to one another in the circumferential direction of the brake disk (20, 20A). The control member (30, 30A) includes a base plate (31) and a projection (32). The projection (32) protrudes from the base plate (31) toward the disk body (21). The fins (22) each have a recess (222) formed in the top surface (221) thereof. The projection (32) ranges between the adjacent fins (22) from one to the other and extends through the recess (222) in the circumferential direction.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
07 December 2023
Publication Number
39/2024
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application

Applicants

NIPPON STEEL CORPORATION
6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Inventors

1. FUJIMOTO, Takahiro
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071
2. SHIOTANI, Yuiko
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071
3. NOGAMI, Hiroshi
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071
4. NISHIMURA, Ryuichi
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071
5. KATO, Takanori
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071
6. ICHIKAWA, Yuki
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071
7. MIYABE, Naruo
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Specification

Documents

Application Documents

# Name Date
1 202317083387-STATEMENT OF UNDERTAKING (FORM 3) [07-12-2023(online)].pdf 2023-12-07
2 202317083387-REQUEST FOR EXAMINATION (FORM-18) [07-12-2023(online)].pdf 2023-12-07
3 202317083387-PROOF OF RIGHT [07-12-2023(online)].pdf 2023-12-07
4 202317083387-POWER OF AUTHORITY [07-12-2023(online)].pdf 2023-12-07
5 202317083387-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [07-12-2023(online)].pdf 2023-12-07
6 202317083387-FORM 18 [07-12-2023(online)].pdf 2023-12-07
7 202317083387-FORM 1 [07-12-2023(online)].pdf 2023-12-07
8 202317083387-FIGURE OF ABSTRACT [07-12-2023(online)].pdf 2023-12-07
9 202317083387-DRAWINGS [07-12-2023(online)].pdf 2023-12-07
10 202317083387-DECLARATION OF INVENTORSHIP (FORM 5) [07-12-2023(online)].pdf 2023-12-07
11 202317083387-COMPLETE SPECIFICATION [07-12-2023(online)].pdf 2023-12-07
12 202317083387-FORM 3 [24-05-2024(online)].pdf 2024-05-24