SERVO WRITING HEAD AND METHOD FOR MANUFACTURING THE SAME, SERVO WRITER, AND METHOD FOR MANUFACTURING MAGNETIC TAPE IN WHICH SERVO SIGNAL IS WRITTEN

摘要

PROBLEM TO BE SOLVED: To suppress corrosion of a servo writing head caused by an adhesion material to a servo writing head and to write a servo signal with satisfactory signal intensity.;SOLUTION: In the servo writing head 30 including a substrate 31, a non-magnetic layer 32 provided on the substrate 31 and forming a magnetic gap and a magnetic layer 33 provided on the substrate 31 and enclosing the non-magnetic layer 32, a coating film made of a non-magnetic material in only a part of a groove formed along a boundary 61 between the non-magnetic layer 32 and the magnetic layer 33 is provided in a magnetic tape sliding surface S.;COPYRIGHT: (C)2011,JPO&INPIT