Patent · US Active

Sealing structure for stack tower and stack tower

US12027739B2 · kind B2 · utility

0Cited by
2References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 30, 2021
Grant dateJul 2, 2024
Priority date
Expiry dateSep 15, 2041

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to the field of fuel cell stacks and stack tower or module, in particular to a sealing structure for stack tower and a stack tower. The sealing structure comprises a first component, a second component and a mica spacer, the first component and the second component are opposite to each other, the mica spacer is disposed between the first component and the second component, sealing part is arranged between the mica spacer and at least one of the first component and the second component, and the sealing part comprises a glass ceramic layer and an outer circumferential ceramic cement ring surrounding the glass cement layer; the sealing structure for stack tower has excellent sealing performance and service durability for a fuel cell system.

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