Patent ID: 11881330
Assignee: HITACHI ENERGY LTD
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A method for producing an electrical bushing, the method comprising:
providing a core and a flange with a lower part and an upper part;
arranging the upper part and the lower part of the flange around the core;
affixing the upper part and the lower part to one another;
forming a joint delimited by a flange step transition and by a core diameter transition between the flange and the core, comprising the steps of:
injecting a locking compound filling a second portion of the volume of the joint, wherein a compressible material is provided in a first portion of the volume of the joint, and
curing the locking compound while it is in contact with the compressible material.