Head supporting device producing a negative pressure

Details Head supporting device producing a negative pressure Head supporting device producing a negative pressure

1994-10-17

1995-07-11

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Head

Head accessory

G11B 548

Patent

active

054326648

ABSTRACT:
In a head supporting device arranged to surround a head, to include a first projecting strip part which protrudes on one side of the device facing a sheet-shaped recording medium and a second projecting strip part which is formed on the outer side of the first projecting strip part with a spacing part interposed between the first and second projecting strip parts and to suck the recording medium with negative pressure, the sliding-contact faces of the first and second projecting strip parts are formed to be slanting upward toward the head, and a sectional shape of each of the projecting strip parts is composed of an approximately straight line which is on the recording-medium-facing side and a plurality of arcs which continue respectively from the two ends of the approximately straight line.

REFERENCES:
patent: 4833556 (1989-05-01), Kosarko et al.
patent: 5036415 (1991-07-01), Nagamori et al.
patent: 5047884 (1991-09-01), Negishi et al.

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