Patent · US Expired

Wall structure for vacuum enclosure

US3980446A · kind A · utility

8Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 1975
Grant dateSep 14, 1976
Priority date
Expiry dateJan 7, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12611
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A wall structure comprising a first surface defining the commencement of a thickness of a metal or ceramic sheet, and a second surface defining the end of said thickness of said sheet said second surface also defining the commencement of a thickness of a three dimensional network defining a multiplicity of interconnecting free cells and a third surface defining the end of said thickness of said three dimensional network.

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