Patent · US Expired

Lathe for machining the brake disks in a set of wheels dismantled from a railroad vehicle

US4914991A · kind A · utility

2Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1989
Grant dateApr 10, 1990
Priority date
Expiry dateMar 9, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T82/26
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

For machining the tread circumferences and brake disks of sets of wheels dismounted from railroad vehicles a lathe is proposed wherein each wheel in the set is driven by four friction rollers that can be forced against the tread and are positioned essentially diametrically opposite one another in pairs.

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