Patent ID: 7031110

Claim:
A thin film magnetic head comprising at least one writing element, said writing element including a first magnetic film, a second magnetic film, a gap film, a coil film and third magnetic films, said first magnetic film including a first pole piece, said second magnetic film including a second pole piece, said gap film being located between said first pole piece and said second pole piece, said first magnetic film and said second magnetic film being magnetically combined at a joint as viewed backward from said first pole piece and said second pole piece, said coil film winding vertically around said joint, and said third magnetic films being disposed at both sides of said first pole piece or said second pole piece by a given distance, wherein said third magnetic films are disposed between a medium opposing surface of the thin film magnetic head and an outermost coil turn of said coil film, and said distance is set within 1.5–6 μm.