Patent · US Expired

Drainage structure in fuel cell electric vehicle

US7401670B2 · kind B2 · utility

5Cited by
13References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 9, 2005
Grant dateJul 22, 2008
Priority date
Expiry dateAug 9, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T90/40
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

To provide a drainage structure for a fuel cell electric vehicle wherein gas exhausted from a fuel cell is exhausted into the air via a muffler and generated water from the fuel cell can be moderately exhausted. In a drainage structure is provided for a fuel cell electric vehicle that includes a fuel cell for generating electric power by reacting hydrogen and oxygen, a hydrogen cylinder for supplying gaseous hydrogen to the fuel cell, a dilution box for storing gas exhausted from the fuel cell and generated water, a drainage pipe for directing water to the dilution box and a scupper provided on the drainage pipe and open toward the side of the body. A control valve that is opened or closed at predetermined times is arranged in connection with the drainage pipe.

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