Patent · US Active

Brake disk unit for railway vehicle

US12031597B2 · kind B2 · utility

0Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 2020
Grant dateJul 9, 2024
Priority date
Expiry dateJul 17, 2041

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16D2065/1332
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A brake disk unit includes a rotating member, a brake disk, and a control member. The brake disk includes a disk main body, fins, and convex portions and/or concave portions. The control member includes a support portion and a projecting portion. At least a part of the projecting portion is arranged between fins that are adjacent in the circumferential direction of the brake disk. A gap is formed between the projecting portion and the brake disk. On the surface of the brake disk, the convex portions and/or the concave portions are provided further on the outer side in the radial direction of the brake disk than a minimum opening portion of the gap.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.