Rotary-head drum device for guiding a tape therearound

Details Rotary-head drum device for guiding a tape therearound Rotary-head drum device for guiding a tape therearound

1993-04-22

1994-04-12

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

36013024, G11B 553, G11B 2118

Patent

active

053031067

ABSTRACT:
A rotary-head drum device for use in a video tape recorder or the like includes a fixed drum and a rotatable drum rotatably mounted on the fixed drum. Magnetic heads are mounted on the rotatable drum for sliding contact with a magnetic tape guided around the fixed drum and the rotatable drum. The fixed drum has an air outlet defined as a recess therein near a tape exit point where the magnetic tape leaves the fixed drum and the rotatable drum, for ejecting air against the magnetic tape to keep the magnetic tape in good contact with the magnetic heads near the tape exit point.

REFERENCES:
patent: 4833562 (1989-05-01), Kochi et al.
patent: 4977473 (1990-12-01), Arai et al.

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