197743 ⎘
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Structure or manufacture of heads, e.g. inductive; Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track where the dimensions of the effective gap are controlled the magnetic circuit including at least one magnetic thin film of controllable properties
Sub-classes:Magnetic head including multiple magnetic layers and magnetic recording device
#2Magnetic recording device and magnetic recording method utilizing assisted magnetic recording
#3Magnetic head having a magnetic layer and first and second conductive layers provided between a shield and a magnetic pole and magnetic recording and reproducing device
#4MAGNETIC RECORDING MEDIUM