Patent ID: 6084500
Filing Date: 2000-07-04
Classification: H01F,Y10T

Abstract:
A manufacturing method of a chip inductor comprising:a first step of forming a conductor layer on a square columnar main body made of an insulating material,a second step of forming a coil unit having linear conductors and grooves by grooving said conductor layer,a third step of forming electrode units at both ends of said coil unit, anda fourth step of coating said coil unit with an insulating resin and drying so as to provide said insulating resin in the entire inside of said grooves, said insulating resin being deposited by first coating a first side of said square columnar main body and drying said insulating resin deposited on said first side, and coating a second side of said square columnar main body and drying said insulating resin deposited on said second side, and performing said same process on a third side and a fourth side of said square columnar main body.