Patent ID: 6771471
Filing Date: 2004-08-03
Classification: G11B

Abstract:
A rotary head drum apparatus, comprising:a rotary drum adapted for contact with a tape-type recording medium and having a head mounted thereon; a stationary drum disposed coaxially with said rotary drum and having a guide face on an outer circumferential surface of said stationary drum for the tape-type recording medium that is opposed to and that contacts said head of said rotary drum; a write, flat, disk-type rotary transformer and a playback, flat disk-type rotary transformer arranged inside said stationary drum, wherein said write, flat, disk-type rotary transformer and said playback, flat, disk-type rotary transformer are independent and are disposed coaxially, adjacently, and with all flat surfaces thereof being substantially mutually parallel; and a flat shield plate affixed to said stationary drum and being interposed between said write rotary transformer and said playback transformer.