Patent · US Expired

Elbow seating indicator

US5795180A · kind A · utility

64Cited by
3References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 4, 1996
Grant dateAug 18, 1998
Priority date
Expiry dateDec 4, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S439/921
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

To provide durable elbow seating indicator for high voltage elbow on a high voltage bushing a band of highly contrasting color is formed on or added to an annular recess on the conductive jacket of the bushing. The formation of the bushing insulation within the jacket provides a retaining rib adjacent the band edge and traps the band between the retaining rib and the jacket

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