On the secondary core, a primary bobbin including a bobbin main portion covering {HEAD ~ the side peripheral surface} of the core main portion and a holding portion formed integrally with and on one side of the bobbin main portion is formed out of {TAIL ~ an insulating synthetic resin} 
On the secondary core , a primary bobbin including a bobbin main portion covering { HEAD ~ the side peripheral surface } of the core main portion and a holding portion formed integrally with and on one side of the bobbin main portion is formed out of { TAIL ~ an insulating synthetic resin }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL