Patent ID: 8350174
Filing Date: 2013-01-08
Classification: H01H,Y10T

Abstract:
1. A pole part of a switchgear assembly, comprising: a vacuum interrupter chamber, which is encapsulated in an external encapsulation casing, is composed of a composite material, and is closed at both ends by metallic cover elements; a contact holder; and a thermally conductive heat transmission element in the form of a cylindrical casing, the heat transmission element having an inner surface and an outer surface, and the heat transmission element being provided between the vacuum interrupter chamber, the contact holder and the encapsulation casing, wherein along a length of the inner surface the heat transmission element rests on or is in a vicinity of an outer surface of the vacuum interrupter chamber and the contact holder, and along a length of the outer surface of the heat transmission element rests on an inner surface of the encapsulation casing.