G11B3/30 - CPC Classification

Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor; Arrangements of heads; Arranging, supporting, or driving of heads or of transducers relatively to record carriers Supporting in an inoperative position

• G11B3/31 » Construction of arms 6
• G11B3/32 » Construction or arrangement of support pillars 2