197750 ⎘
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 a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing with all the gaps disposed within the track or "guard band" between tracks, e.g. with erase gaps operative on track edges, with wide erase gap followed by narrow write gap
Sub-classes:Reduction Of High Tape Contact Pressure Points Against Head Assembly
#2REDUCTION OF HIGH TAPE CONTACT PRESSURE POINTS AGAINST HEAD ASSEMBLY
#3Reduction of high tape contact pressure points against head assembly
#4Tape head design having an antiferromagnetic coupling (AFC) null shield for same gap verify
#5MAGNETIC DISK DEVICE AND WRITE RETRY PROCESSING METHOD
#6Writer with narrower high moment trailing shield
#7Dummy hard disk drive
#8Shared disk drive component system
#9Disk drive server
#10Narrow band dwell monitoring
#11TAPE HEAD HAVING WRITE DEVICES AND NARROWER READ DEVICES
#12Disk drive write head for writing cross-track magnetizations
#13Magnetic recording disk drive with data written and read as cross-track magnetizations
#14Writer with narrower high moment trailing shield