Patent · US Expired

Hybrid battery/gas turbine locomotive

US6308639A · kind A · utility

70Cited by
16References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 2000
Grant dateOct 30, 2001
Priority date
Expiry dateApr 26, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/7072
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Prior battery-powered electric locomotives have used multiple diesel engines to charge the batteries and have not been commercially accepted. The present invention provides a yard switcher which combines battery storage with a gas microturbine generator to provide an effective fuel-efficient and environmentally friendly locomotive. locomotive.

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