Patent · US Expired

Lifting device for lifting heavy loads, in particular derailed rail vehicles

US6305667A · kind A · utility

10Cited by
12References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 18, 1999
Grant dateOct 23, 2001
Priority date
Expiry dateMar 18, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB61K5/02
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The invention relates to a lifting device for lifting heavy loads, e.g. derailed rail vehicles, for permanent or temporary installation, having at least one cylinder, in particular hydraulic cylinder, for actuating a mechanical ram, in which device cylinder 2 and ram 3 are separate from one another and the ram 3 is accommodated in a guide tube 4.

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