Patent ID: 9603264
Date: 2017-03-21
CPC Classifications: H01F,H05K

Claim:
1. A method for induction bonding of a printed circuit multilayer stack ( 18 ), wherein the stack comprises a plurality of conducting layers ( 19 ) incorporating the printed circuit layout ( 21 ), the conducting layers respectively being separated from each other by a plurality of insulating layers ( 20 ) made of dielectric material impregnated with resin, a plurality of spacers ( 25 ) being arranged continually along the edges of the conducting layers ( 19 ) in order to keep the conducting layers spaced apart along the edges, wherein the method comprises the following steps: inducing a magnetic flux at predetermined locations of the multilayer stack ( wherein the inducing step comprises inducing the magnetic flux in a multitude of the plurality of spacers ( wherein the C-shaped core (