Patent · US Expired

Graded insulation cable construction, and method of overcoming stresses therein

US4132858A · kind A · utility

14Cited by
3References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1977
Grant dateJan 2, 1979
Priority date
Expiry dateMar 28, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49194
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electrical cable having an improved graded insulation which minimizes uneven electrical stresses caused therein by a lack of a symmetrical cable structure, and a method of overcoming disproportionate electrical stresses at interfaces intermediate the sections of a graded insulation for electrical cable.

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