Patent ID: 9728328
Date: 2017-08-08
CPC Classifications: H01F,Y10T

Claim:
1. A transformer, comprising: a first core comprising a first protrusion; a second core comprising a second protrusion facing the first protrusion; a bobbin interposed between the first and second cores, the bobbin comprising a cylindrical opening and a circumference; the cylindrical opening receiving at least part of the first protrusion at a first end and further receiving at least part of the second protrusion at a second end; a winding of at least one conductive wire around the circumference of the bobbin; a spacer rib placed within the cylindrical opening of the bobbin and interposed between the first protrusion and the second protrusion such that the spacer rib provides a gap between the first protrusion and the second protrusion without an adhesive material bonding and filling the gap between the first protrusion and the second protrusion.