Head drum assembly for use in a digital video cassette recorder

Details Head drum assembly for use in a digital video cassette recorder Head drum assembly for use in a digital video cassette recorder

1997-05-19

1999-02-09

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

360 84, G11B 508

Patent

active

058702571

ABSTRACT:
A head drum assembly for use in a digital video cassette recorder includes a miniaturized transformer which has a rotor piece provided with a groove and a stator piece provided with an identical groove as that of the rotor piece groove, wherein the groove of the rotor piece is commonly used for a pair of heads.

REFERENCES:
patent: 4509084 (1985-04-01), Fujioka et al.
patent: 4564876 (1986-01-01), Takahashi et al.
patent: 4609960 (1986-09-01), Fujioka
patent: 5684656 (1997-11-01), Jung

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