Patent · US Expired

Pole bolt seal for galvanic cells

US4053693A · kind A · utility

7Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1975
Grant dateOct 11, 1977
Priority date
Expiry dateAug 6, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The sealing ring which encircles the pole bolt protruding through a cell cover is compressed between the cover and the head of the pole bolt. The degree of compression is limited by a non-elastic spacer ring encircling the sealing ring.

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