DIFF Subgroup
G11B 3/02 Arrangements of heads
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor > Arrangements of heads
CPC:
Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor (G11B11/00, take precedence) > Arrangements of heads
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
Navigate with arrow keys, Enter to open
- G11B 3/04 Multiple, convertible, or alternative transducing arrangements IPC+CPC Available in IPC and CPC
- G11B 3/08 Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers IPC+CPC Available in IPC and CPC
- G11B 3/10 Arranging, supporting, or driving of heads or of transducers relatively to record carriers IPC+CPC Available in IPC and CPC