Patent ID: 6445551
Filing Date: 2002-09-03
Classification: B82Y,G11B

Abstract:
A bar-shaped head aggregation comprising aligned plural thin film magnetic head elements,each thin film magnetic head element having at least one electromagnetic conversion element, the electromagnetic conversion element including a first shielding film, a first insulating film, a magnetoresistive effective element, a first leading conductor film, a second leading conductor film, a second insulating film, a second shielding film, a first terminal conductor for the first leading conductor film, a second terminal conductor for the second leading conductor film and a terminal conductor for measurement of insulation resistance between the magnetoresistive effective element and the first and second shielding films, the first insulating film being provided on the first shielding film, the magnetoresistive effective element being provided on the first insulating film, the first leading conductor film being provided on the first insulating film and connected to one end of the magnetoresistive effective element, the second leading conductor film being provided on the first insulating film and connected to the other end of the magnetoresistive effective element, the first terminal conductor being connected to the first leading conductor film and exposed to a different surface of a slider from a medium opposing surface thereof, the second terminal conductor being connected to the second leading conductor film and exposed to a different surface of the slider from the medium opposing surface thereof, the second insulating film covering the first leading conductor film, the second leading conductor film and the magnetoresistive effective element, the second shielding film being provided on the second insulating film, the terminal conductor for measurement being conductively connected to at least one of the first and the second shielding films and exposed to a different surface of the slider from the medium opposing surface thereof.