Insulating bushing assembly
US4016359A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Nov 28, 1975 |
| Grant date | Apr 5, 1977 |
| Priority date | — |
| Expiry date | Nov 28, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01B17/305
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An insulating bushing assembly for use with electrical apparatus and adapted to be installed through an aperture in a wall thereof, characterized by an electrically insulating bushing extending through an aperture in the wall and sealed in place by an elastic gasket between the bushing and the wall on one side thereof, the bushing having an annular groove on the other side of the wall and a garter spring disposed in the groove and having a smaller portion thereof extending beyond the groove and in contact with the other side of the wall, whereby the elastic gasket is retained in fluid-tight compression between the bushing and the wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.