Patent · US Expired

Process and device for producing a fuel cell stack while applying a controlled force to the assembled stack

US7722685B2 · kind B2 · utility

1Cited by
6References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 23, 2004
Grant dateMay 25, 2010
Priority date
Expiry dateFeb 8, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/53135
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A method for the production of a fuel cell stack, involving the following steps: a) piling up the fuel cell stack (1) and (b) putting together the fuel cell stack (1) while heating and compressing the piled fuel cell stack (1). At least one regulated force is applied to the piled fuel cell stack (1) during the compression thereof.

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